diff mbox series

[v2,01/19] xen: Update header guards - Generic

Message ID 20241003175919.472774-2-frediano.ziglio@cloud.com (mailing list archive)
State Superseded
Headers show
Series Update header guards bases on new coding style | expand

Commit Message

Frediano Ziglio Oct. 3, 2024, 5:59 p.m. UTC
Updated headers not having specific maintainers.

Signed-off-by: Frediano Ziglio <frediano.ziglio@cloud.com>
---
Changes since v1:
- excluded public headers, their guards is an API;
- moved here changes needed to compile.
---
 tools/libs/guest/xg_dom_decompress_unsafe_zstd.c | 2 +-
 xen/arch/arm/include/asm/hypercall.h             | 2 +-
 xen/arch/arm/include/asm/p2m.h                   | 2 +-
 xen/arch/x86/include/asm/hypercall.h             | 2 +-
 xen/arch/x86/include/asm/p2m.h                   | 2 +-
 xen/common/coverage/coverage.h                   | 4 ++--
 xen/common/coverage/gcov.h                       | 6 +++---
 xen/common/libelf/libelf-private.h               | 6 +++---
 xen/common/lz4/defs.h                            | 6 +++---
 xen/common/ubsan/ubsan.h                         | 4 ++--
 xen/common/xz/lzma2.h                            | 4 ++--
 xen/common/xz/private.h                          | 4 ++--
 xen/common/xz/stream.h                           | 4 ++--
 xen/common/zstd/bitstream.h                      | 6 +++---
 xen/common/zstd/error_private.h                  | 6 +++---
 xen/common/zstd/fse.h                            | 6 +++---
 xen/common/zstd/huf.h                            | 6 +++---
 xen/common/zstd/mem.h                            | 6 +++---
 xen/common/zstd/zstd_internal.h                  | 6 +++---
 xen/drivers/video/font.h                         | 6 +++---
 xen/drivers/video/lfb.h                          | 4 ++--
 xen/drivers/video/modelines.h                    | 4 ++--
 xen/include/asm-generic/altp2m.h                 | 6 +++---
 xen/include/asm-generic/atomic-ops.h             | 6 +++---
 xen/include/asm-generic/device.h                 | 6 +++---
 xen/include/asm-generic/div64.h                  | 4 ++--
 xen/include/asm-generic/hardirq.h                | 6 +++---
 xen/include/asm-generic/hypercall.h              | 8 ++++----
 xen/include/asm-generic/iocap.h                  | 6 +++---
 xen/include/asm-generic/paging.h                 | 6 +++---
 xen/include/asm-generic/percpu.h                 | 6 +++---
 xen/include/asm-generic/random.h                 | 6 +++---
 xen/include/asm-generic/softirq.h                | 6 +++---
 xen/include/crypto/rijndael.h                    | 6 +++---
 xen/include/crypto/vmac.h                        | 4 ++--
 xen/include/xen/8250-uart.h                      | 6 +++---
 xen/include/xen/acpi.h                           | 6 +++---
 xen/include/xen/alternative-call.h               | 6 +++---
 xen/include/xen/atomic.h                         | 6 +++---
 xen/include/xen/bitmap.h                         | 6 +++---
 xen/include/xen/bitops.h                         | 6 +++---
 xen/include/xen/bug.h                            | 6 +++---
 xen/include/xen/byteorder/big_endian.h           | 6 +++---
 xen/include/xen/byteorder/generic.h              | 6 +++---
 xen/include/xen/byteorder/little_endian.h        | 6 +++---
 xen/include/xen/byteorder/swab.h                 | 6 +++---
 xen/include/xen/cache.h                          | 6 +++---
 xen/include/xen/compat.h                         | 6 +++---
 xen/include/xen/compiler.h                       | 6 +++---
 xen/include/xen/config.h                         | 6 +++---
 xen/include/xen/console.h                        | 6 +++---
 xen/include/xen/consoled.h                       | 6 +++---
 xen/include/xen/const.h                          | 6 +++---
 xen/include/xen/coverage.h                       | 4 ++--
 xen/include/xen/cper.h                           | 4 ++--
 xen/include/xen/cpu.h                            | 6 +++---
 xen/include/xen/cpuidle.h                        | 6 +++---
 xen/include/xen/cpumask.h                        | 6 +++---
 xen/include/xen/ctype.h                          | 4 ++--
 xen/include/xen/decompress.h                     | 4 ++--
 xen/include/xen/delay.h                          | 6 +++---
 xen/include/xen/dm.h                             | 6 +++---
 xen/include/xen/dmi.h                            | 6 +++---
 xen/include/xen/domain.h                         | 6 +++---
 xen/include/xen/domain_page.h                    | 6 +++---
 xen/include/xen/dt-overlay.h                     | 6 +++---
 xen/include/xen/early_printk.h                   | 4 ++--
 xen/include/xen/earlycpio.h                      | 6 +++---
 xen/include/xen/efi.h                            | 6 +++---
 xen/include/xen/elf.h                            | 6 +++---
 xen/include/xen/elfcore.h                        | 6 +++---
 xen/include/xen/elfstructs.h                     | 6 +++---
 xen/include/xen/err.h                            | 6 +++---
 xen/include/xen/errno.h                          | 6 +++---
 xen/include/xen/event.h                          | 6 +++---
 xen/include/xen/grant_table.h                    | 6 +++---
 xen/include/xen/guest_access.h                   | 6 +++---
 xen/include/xen/gunzip.h                         | 4 ++--
 xen/include/xen/hypercall.h                      | 6 +++---
 xen/include/xen/init.h                           | 6 +++---
 xen/include/xen/inttypes.h                       | 6 +++---
 xen/include/xen/iocap.h                          | 6 +++---
 xen/include/xen/ioreq.h                          | 6 +++---
 xen/include/xen/irq.h                            | 6 +++---
 xen/include/xen/irq_cpustat.h                    | 6 +++---
 xen/include/xen/kconfig.h                        | 6 +++---
 xen/include/xen/kernel.h                         | 6 +++---
 xen/include/xen/keyhandler.h                     | 6 +++---
 xen/include/xen/lib.h                            | 6 +++---
 xen/include/xen/libelf.h                         | 6 +++---
 xen/include/xen/linkage.h                        | 6 +++---
 xen/include/xen/linux-compat.h                   | 6 +++---
 xen/include/xen/list.h                           | 6 +++---
 xen/include/xen/list_sort.h                      | 4 ++--
 xen/include/xen/lz4.h                            | 4 ++--
 xen/include/xen/lzo.h                            | 4 ++--
 xen/include/xen/macros.h                         | 6 +++---
 xen/include/xen/mm-frame.h                       | 6 +++---
 xen/include/xen/mm.h                             | 6 +++---
 xen/include/xen/msi.h                            | 4 ++--
 xen/include/xen/multiboot.h                      | 6 +++---
 xen/include/xen/multiboot2.h                     | 6 +++---
 xen/include/xen/multicall.h                      | 6 +++---
 xen/include/xen/nodemask.h                       | 6 +++---
 xen/include/xen/nospec.h                         | 6 +++---
 xen/include/xen/notifier.h                       | 6 +++---
 xen/include/xen/numa.h                           | 6 +++---
 xen/include/xen/p2m-common.h                     | 6 +++---
 xen/include/xen/page-defs.h                      | 6 +++---
 xen/include/xen/page-size.h                      | 4 ++--
 xen/include/xen/paging.h                         | 6 +++---
 xen/include/xen/param.h                          | 6 +++---
 xen/include/xen/pci.h                            | 6 +++---
 xen/include/xen/pci_regs.h                       | 6 +++---
 xen/include/xen/pdx.h                            | 6 +++---
 xen/include/xen/percpu.h                         | 6 +++---
 xen/include/xen/perfc.h                          | 6 +++---
 xen/include/xen/perfc_defn.h                     | 6 +++---
 xen/include/xen/pfn.h                            | 6 +++---
 xen/include/xen/pmap.h                           | 6 +++---
 xen/include/xen/pmstat.h                         | 6 +++---
 xen/include/xen/preempt.h                        | 6 +++---
 xen/include/xen/prefetch.h                       | 4 ++--
 xen/include/xen/pv_console.h                     | 6 +++---
 xen/include/xen/radix-tree.h                     | 6 +++---
 xen/include/xen/random.h                         | 6 +++---
 xen/include/xen/rangeset.h                       | 6 +++---
 xen/include/xen/rbtree.h                         | 6 +++---
 xen/include/xen/rcupdate.h                       | 6 +++---
 xen/include/xen/rwlock.h                         | 6 +++---
 xen/include/xen/sched.h                          | 6 +++---
 xen/include/xen/sections.h                       | 6 +++---
 xen/include/xen/self-tests.h                     | 6 +++---
 xen/include/xen/serial.h                         | 6 +++---
 xen/include/xen/shared.h                         | 6 +++---
 xen/include/xen/shutdown.h                       | 6 +++---
 xen/include/xen/sizes.h                          | 6 +++---
 xen/include/xen/smp.h                            | 6 +++---
 xen/include/xen/softirq.h                        | 6 +++---
 xen/include/xen/sort.h                           | 6 +++---
 xen/include/xen/spinlock.h                       | 6 +++---
 xen/include/xen/stdarg.h                         | 6 +++---
 xen/include/xen/stdbool.h                        | 6 +++---
 xen/include/xen/stdint.h                         | 6 +++---
 xen/include/xen/stop_machine.h                   | 6 +++---
 xen/include/xen/string.h                         | 6 +++---
 xen/include/xen/stringify.h                      | 6 +++---
 xen/include/xen/symbols.h                        | 6 +++---
 xen/include/xen/tasklet.h                        | 6 +++---
 xen/include/xen/time.h                           | 6 +++---
 xen/include/xen/timer.h                          | 6 +++---
 xen/include/xen/trace.h                          | 6 +++---
 xen/include/xen/types.h                          | 6 +++---
 xen/include/xen/typesafe.h                       | 6 +++---
 xen/include/xen/unaligned.h                      | 6 +++---
 xen/include/xen/version.h                        | 6 +++---
 xen/include/xen/vga.h                            | 6 +++---
 xen/include/xen/video.h                          | 6 +++---
 xen/include/xen/virtual_region.h                 | 6 +++---
 xen/include/xen/vmap.h                           | 6 +++---
 xen/include/xen/wait.h                           | 6 +++---
 xen/include/xen/warning.h                        | 4 ++--
 xen/include/xen/watchdog.h                       | 6 +++---
 xen/include/xen/xen.lds.h                        | 6 +++---
 xen/include/xen/xenoprof.h                       | 4 ++--
 xen/include/xen/xmalloc.h                        | 6 +++---
 xen/include/xen/xxhash.h                         | 6 +++---
 167 files changed, 469 insertions(+), 469 deletions(-)
diff mbox series

Patch

diff --git a/tools/libs/guest/xg_dom_decompress_unsafe_zstd.c b/tools/libs/guest/xg_dom_decompress_unsafe_zstd.c
index ff45732a36..8f6081bba6 100644
--- a/tools/libs/guest/xg_dom_decompress_unsafe_zstd.c
+++ b/tools/libs/guest/xg_dom_decompress_unsafe_zstd.c
@@ -31,7 +31,7 @@  typedef uint64_t __be64;
 #undef ERROR
 
 #define __BYTEORDER_HAS_U64__
-#define __TYPES_H__ /* xen/types.h guard */
+#define XEN__TYPES_H /* xen/types.h guard */
 #include "../../xen/include/xen/byteorder/little_endian.h"
 #include "../../xen/include/xen/unaligned.h"
 #include "../../xen/include/xen/xxhash.h"
diff --git a/xen/arch/arm/include/asm/hypercall.h b/xen/arch/arm/include/asm/hypercall.h
index 07e231f8b5..0a23f8d484 100644
--- a/xen/arch/arm/include/asm/hypercall.h
+++ b/xen/arch/arm/include/asm/hypercall.h
@@ -1,5 +1,5 @@ 
 /* SAF-10-safe direct inclusion guard before */
-#ifndef __XEN_HYPERCALL_H__
+#ifndef XEN__HYPERCALL_H
 #error "asm/hypercall.h should not be included directly - include xen/hypercall.h instead"
 #endif
 
diff --git a/xen/arch/arm/include/asm/p2m.h b/xen/arch/arm/include/asm/p2m.h
index 4818dd4b6a..c84fe8d97d 100644
--- a/xen/arch/arm/include/asm/p2m.h
+++ b/xen/arch/arm/include/asm/p2m.h
@@ -160,7 +160,7 @@  typedef enum {
                              P2M_FOREIGN_TYPES))
 
 /* All common type definitions should live ahead of this inclusion. */
-#ifdef _XEN_P2M_COMMON_H
+#ifdef XEN__P2M_COMMON_H
 # error "xen/p2m-common.h should not be included directly"
 #endif
 #include <xen/p2m-common.h>
diff --git a/xen/arch/x86/include/asm/hypercall.h b/xen/arch/x86/include/asm/hypercall.h
index f6e9e2313b..e71b48d860 100644
--- a/xen/arch/x86/include/asm/hypercall.h
+++ b/xen/arch/x86/include/asm/hypercall.h
@@ -3,7 +3,7 @@ 
  */
 
 /* SAF-10-safe direct inclusion guard before */
-#ifndef __XEN_HYPERCALL_H__
+#ifndef XEN__HYPERCALL_H
 #error "asm/hypercall.h should not be included directly - include xen/hypercall.h instead"
 #endif
 
diff --git a/xen/arch/x86/include/asm/p2m.h b/xen/arch/x86/include/asm/p2m.h
index e6de37f108..321c7b5941 100644
--- a/xen/arch/x86/include/asm/p2m.h
+++ b/xen/arch/x86/include/asm/p2m.h
@@ -392,7 +392,7 @@  struct p2m_domain {
 #define p2m_get_hostp2m(d)      ((d)->arch.p2m)
 
 /* All common type definitions should live ahead of this inclusion. */
-#ifdef _XEN_P2M_COMMON_H
+#ifdef XEN__P2M_COMMON_H
 # error "xen/p2m-common.h should not be included directly"
 #endif
 #include <xen/p2m-common.h>
diff --git a/xen/common/coverage/coverage.h b/xen/common/coverage/coverage.h
index aa66396c08..34400d0f4b 100644
--- a/xen/common/coverage/coverage.h
+++ b/xen/common/coverage/coverage.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_COV_PRIV_H
-#define _XEN_COV_PRIV_H
+#ifndef COMMON__COVERAGE__COVERAGE_H
+#define COMMON__COVERAGE__COVERAGE_H
 
 #include <xen/types.h>
 
diff --git a/xen/common/coverage/gcov.h b/xen/common/coverage/gcov.h
index efc1fd7b00..f0f70019e3 100644
--- a/xen/common/coverage/gcov.h
+++ b/xen/common/coverage/gcov.h
@@ -1,5 +1,5 @@ 
-#ifndef _GCOV_H_
-#define _GCOV_H_
+#ifndef COMMON__COVERAGE__GCOV_H
+#define COMMON__COVERAGE__GCOV_H
 
 #include <xen/guest_access.h>
 #include <xen/types.h>
@@ -37,4 +37,4 @@  size_t gcov_info_to_gcda(char *buffer, const struct gcov_info *info);
 size_t gcov_store_uint32(void *buffer, size_t off, uint32_t v);
 size_t gcov_store_uint64(void *buffer, size_t off, uint64_t v);
 
-#endif	/* _GCOV_H_ */
+#endif	/* COMMON__COVERAGE__GCOV_H */
diff --git a/xen/common/libelf/libelf-private.h b/xen/common/libelf/libelf-private.h
index 197d7a7623..890fba8ae2 100644
--- a/xen/common/libelf/libelf-private.h
+++ b/xen/common/libelf/libelf-private.h
@@ -12,8 +12,8 @@ 
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; If not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef __LIBELF_PRIVATE_H__
-#define __LIBELF_PRIVATE_H__
+#ifndef COMMON__LIBELF__LIBELF_PRIVATE_H
+#define COMMON__LIBELF__LIBELF_PRIVATE_H
 
 #ifdef __XEN__
 
@@ -105,7 +105,7 @@  do { strncpy((d),(s),sizeof((d))-1);            \
    * of memcpy, memset, memmove and strcpy.  Every call site
    * must either use elf_mem*_unchecked, or elf_mem*_safe. */
 
-#endif /* __LIBELF_PRIVATE_H__ */
+#endif /* COMMON__LIBELF__LIBELF_PRIVATE_H */
 
 /*
  * Local variables:
diff --git a/xen/common/lz4/defs.h b/xen/common/lz4/defs.h
index ecfbf07f83..6b974bc806 100644
--- a/xen/common/lz4/defs.h
+++ b/xen/common/lz4/defs.h
@@ -8,8 +8,8 @@ 
  * published by the Free Software Foundation.
  */
 
-#ifndef COMMON_LZ4_DEFS_H
-#define COMMON_LZ4_DEFS_H
+#ifndef COMMON__LZ4__DEFS_H
+#define COMMON__LZ4__DEFS_H
 
 #ifdef __XEN__
 #include <asm/byteorder.h>
@@ -170,4 +170,4 @@  typedef struct _U64_S { u64 v; } U64_S;
 		d = e;	\
 	} while (0)
 
-#endif /* COMMON_LZ4_DEFS_H */
+#endif /* COMMON__LZ4__DEFS_H */
diff --git a/xen/common/ubsan/ubsan.h b/xen/common/ubsan/ubsan.h
index 9c7f3b9b6c..495e53a7fd 100644
--- a/xen/common/ubsan/ubsan.h
+++ b/xen/common/ubsan/ubsan.h
@@ -1,5 +1,5 @@ 
-#ifndef _LIB_UBSAN_H
-#define _LIB_UBSAN_H
+#ifndef COMMON__UBSAN__UBSAN_H
+#define COMMON__UBSAN__UBSAN_H
 
 #include <xen/linux-compat.h>
 
diff --git a/xen/common/xz/lzma2.h b/xen/common/xz/lzma2.h
index 06a7edb4d7..ba9afb0049 100644
--- a/xen/common/xz/lzma2.h
+++ b/xen/common/xz/lzma2.h
@@ -8,8 +8,8 @@ 
  * You can do whatever you want with this file.
  */
 
-#ifndef XZ_LZMA2_H
-#define XZ_LZMA2_H
+#ifndef COMMON__XZ__LZMA2_H
+#define COMMON__XZ__LZMA2_H
 
 /* Range coder constants */
 #define RC_SHIFT_BITS 8
diff --git a/xen/common/xz/private.h b/xen/common/xz/private.h
index 2299705378..b1345a9ddb 100644
--- a/xen/common/xz/private.h
+++ b/xen/common/xz/private.h
@@ -7,8 +7,8 @@ 
  * You can do whatever you want with this file.
  */
 
-#ifndef XZ_PRIVATE_H
-#define XZ_PRIVATE_H
+#ifndef COMMON__XZ__PRIVATE_H
+#define COMMON__XZ__PRIVATE_H
 
 #ifdef __XEN__
 #include <xen/kernel.h>
diff --git a/xen/common/xz/stream.h b/xen/common/xz/stream.h
index 8d9fbbe1b5..a4caa665fd 100644
--- a/xen/common/xz/stream.h
+++ b/xen/common/xz/stream.h
@@ -7,8 +7,8 @@ 
  * You can do whatever you want with this file.
  */
 
-#ifndef XZ_STREAM_H
-#define XZ_STREAM_H
+#ifndef COMMON__XZ__STREAM_H
+#define COMMON__XZ__STREAM_H
 
 /*
  * See the .xz file format specification at
diff --git a/xen/common/zstd/bitstream.h b/xen/common/zstd/bitstream.h
index 2b06d4551f..c38afe399e 100644
--- a/xen/common/zstd/bitstream.h
+++ b/xen/common/zstd/bitstream.h
@@ -38,8 +38,8 @@ 
  * You can contact the author at :
  * - Source repository : https://github.com/Cyan4973/FiniteStateEntropy
  */
-#ifndef BITSTREAM_H_MODULE
-#define BITSTREAM_H_MODULE
+#ifndef COMMON__ZSTD__BITSTREAM_H
+#define COMMON__ZSTD__BITSTREAM_H
 
 /*
 *  This API consists of small unitary functions, which must be inlined for best performance.
@@ -377,4 +377,4 @@  ZSTD_STATIC unsigned BIT_endOfDStream(const BIT_DStream_t *DStream)
 	return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer) * 8));
 }
 
-#endif /* BITSTREAM_H_MODULE */
+#endif /* COMMON__ZSTD__BITSTREAM_H */
diff --git a/xen/common/zstd/error_private.h b/xen/common/zstd/error_private.h
index fa84ae4fef..171525b252 100644
--- a/xen/common/zstd/error_private.h
+++ b/xen/common/zstd/error_private.h
@@ -16,8 +16,8 @@ 
 
 /* Note : this module is expected to remain private, do not expose it */
 
-#ifndef ERROR_H_MODULE
-#define ERROR_H_MODULE
+#ifndef COMMON__ZSTD__ERROR_PRIVATE_H
+#define COMMON__ZSTD__ERROR_PRIVATE_H
 
 /**
  * enum ZSTD_ErrorCode - zstd error codes
@@ -102,4 +102,4 @@  static __attribute__((unused)) ZSTD_ErrorCode __init ZSTD_getErrorCode(
 	return (ZSTD_ErrorCode)(0 - functionResult);
 }
 
-#endif /* ERROR_H_MODULE */
+#endif /* COMMON__ZSTD__ERROR_PRIVATE_H */
diff --git a/xen/common/zstd/fse.h b/xen/common/zstd/fse.h
index 5761e09f17..dc15c8cd7f 100644
--- a/xen/common/zstd/fse.h
+++ b/xen/common/zstd/fse.h
@@ -37,8 +37,8 @@ 
  * You can contact the author at :
  * - Source repository : https://github.com/Cyan4973/FiniteStateEntropy
  */
-#ifndef FSE_H
-#define FSE_H
+#ifndef COMMON__ZSTD__FSE_H
+#define COMMON__ZSTD__FSE_H
 
 /*-*****************************************
 *  FSE_PUBLIC_API : control library symbols visibility
@@ -567,4 +567,4 @@  ZSTD_STATIC unsigned FSE_endOfDState(const FSE_DState_t *DStatePtr) { return DSt
 
 #define FSE_TABLESTEP(tableSize) ((tableSize >> 1) + (tableSize >> 3) + 3)
 
-#endif /* FSE_H */
+#endif /* COMMON__ZSTD__FSE_H */
diff --git a/xen/common/zstd/huf.h b/xen/common/zstd/huf.h
index 0e091dbffe..e2ed6cf82b 100644
--- a/xen/common/zstd/huf.h
+++ b/xen/common/zstd/huf.h
@@ -37,8 +37,8 @@ 
  * You can contact the author at :
  * - Source repository : https://github.com/Cyan4973/FiniteStateEntropy
  */
-#ifndef HUF_H_298734234
-#define HUF_H_298734234
+#ifndef COMMON__ZSTD__HUF_H
+#define COMMON__ZSTD__HUF_H
 
 /* ***   Tool functions *** */
 #define HUF_BLOCKSIZE_MAX (128 * 1024) /**< maximum input size for a single block compressed with HUF_compress */
@@ -206,4 +206,4 @@  size_t HUF_decompress1X_usingDTable(void *dst, size_t maxDstSize, const void *cS
 size_t HUF_decompress1X2_usingDTable(void *dst, size_t maxDstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable);
 size_t HUF_decompress1X4_usingDTable(void *dst, size_t maxDstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable);
 
-#endif /* HUF_H_298734234 */
+#endif /* COMMON__ZSTD__HUF_H */
diff --git a/xen/common/zstd/mem.h b/xen/common/zstd/mem.h
index ae1e305126..8e4228771c 100644
--- a/xen/common/zstd/mem.h
+++ b/xen/common/zstd/mem.h
@@ -14,8 +14,8 @@ 
  * ("BSD").
  */
 
-#ifndef MEM_H_MODULE
-#define MEM_H_MODULE
+#ifndef COMMON__ZSTD__MEM_H
+#define COMMON__ZSTD__MEM_H
 
 /*-****************************************
 *  Dependencies
@@ -150,4 +150,4 @@  ZSTD_STATIC U32 ZSTD_readMINMATCH(const void *memPtr, U32 length)
 	}
 }
 
-#endif /* MEM_H_MODULE */
+#endif /* COMMON__ZSTD__MEM_H */
diff --git a/xen/common/zstd/zstd_internal.h b/xen/common/zstd/zstd_internal.h
index 94f8c58622..93339813d6 100644
--- a/xen/common/zstd/zstd_internal.h
+++ b/xen/common/zstd/zstd_internal.h
@@ -14,8 +14,8 @@ 
  * ("BSD").
  */
 
-#ifndef ZSTD_CCOMMON_H_MODULE
-#define ZSTD_CCOMMON_H_MODULE
+#ifndef COMMON__ZSTD__ZSTD_INTERNAL_H
+#define COMMON__ZSTD__ZSTD_INTERNAL_H
 
 /*-*******************************************************
 *  Compiler specifics
@@ -373,4 +373,4 @@  size_t ZSTD_freeDDict(ZSTD_DDict *cdict);
 size_t ZSTD_freeCStream(ZSTD_CStream *zcs);
 size_t ZSTD_freeDStream(ZSTD_DStream *zds);
 
-#endif /* ZSTD_CCOMMON_H_MODULE */
+#endif /* COMMON__ZSTD__ZSTD_INTERNAL_H */
diff --git a/xen/drivers/video/font.h b/xen/drivers/video/font.h
index 7f720b3568..123a69dcef 100644
--- a/xen/drivers/video/font.h
+++ b/xen/drivers/video/font.h
@@ -8,8 +8,8 @@ 
  *  for more details.
  */
 
-#ifndef _XEN_FONT_H
-#define _XEN_FONT_H
+#ifndef DRIVERS__VIDEO__FONT_H
+#define DRIVERS__VIDEO__FONT_H
 
 struct font_desc {
     const char *name;
@@ -19,4 +19,4 @@  struct font_desc {
 
 extern const struct font_desc font_vga_8x8, font_vga_8x14, font_vga_8x16;
 
-#endif /* _XEN_FONT_H */
+#endif /* DRIVERS__VIDEO__FONT_H */
diff --git a/xen/drivers/video/lfb.h b/xen/drivers/video/lfb.h
index 42161402d6..bee1bd3c28 100644
--- a/xen/drivers/video/lfb.h
+++ b/xen/drivers/video/lfb.h
@@ -17,8 +17,8 @@ 
  * GNU General Public License for more details.
  */
 
-#ifndef _XEN_LFB_H
-#define _XEN_LFB_H
+#ifndef DRIVERS__VIDEO__LFB_H
+#define DRIVERS__VIDEO__LFB_H
 
 #include <xen/init.h>
 
diff --git a/xen/drivers/video/modelines.h b/xen/drivers/video/modelines.h
index 9cb7cdde05..08d631b134 100644
--- a/xen/drivers/video/modelines.h
+++ b/xen/drivers/video/modelines.h
@@ -25,8 +25,8 @@ 
  * Copyright (c) 2013 Citrix Systems
  */
 
-#ifndef _XEN_MODLINES_H
-#define _XEN_MODLINES_H
+#ifndef DRIVERS__VIDEO__MODELINES_H
+#define DRIVERS__VIDEO__MODELINES_H
 
 struct modeline {
     const char* mode;  /* in the form 1280x1024@60 */
diff --git a/xen/include/asm-generic/altp2m.h b/xen/include/asm-generic/altp2m.h
index 39865a842a..34ae943145 100644
--- a/xen/include/asm-generic/altp2m.h
+++ b/xen/include/asm-generic/altp2m.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_ALTP2M_H
-#define __ASM_GENERIC_ALTP2M_H
+#ifndef ASM_GENERIC__ALTP2M_H
+#define ASM_GENERIC__ALTP2M_H
 
 #include <xen/bug.h>
 
@@ -22,7 +22,7 @@  static inline unsigned int altp2m_vcpu_idx(const struct vcpu *v)
     return 0;
 }
 
-#endif /* __ASM_GENERIC_ALTP2M_H */
+#endif /* ASM_GENERIC__ALTP2M_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/atomic-ops.h b/xen/include/asm-generic/atomic-ops.h
index 98dd907942..b1f883c360 100644
--- a/xen/include/asm-generic/atomic-ops.h
+++ b/xen/include/asm-generic/atomic-ops.h
@@ -4,8 +4,8 @@ 
  * forward inline declaration that can be synthesized from other atomic
  * functions or being created from scratch.
  */
-#ifndef _ASM_GENERIC_ATOMIC_OPS_H_
-#define _ASM_GENERIC_ATOMIC_OPS_H_
+#ifndef ASM_GENERIC__ATOMIC_OPS_H
+#define ASM_GENERIC__ATOMIC_OPS_H
 
 #include <xen/atomic.h>
 #include <xen/lib.h>
@@ -94,4 +94,4 @@  static inline int atomic_add_negative(int i, atomic_t *v)
 }
 #endif
 
-#endif /* _ASM_GENERIC_ATOMIC_OPS_H_ */
+#endif /* ASM_GENERIC__ATOMIC_OPS_H */
diff --git a/xen/include/asm-generic/device.h b/xen/include/asm-generic/device.h
index 1acd1ba1d8..eccd3159a9 100644
--- a/xen/include/asm-generic/device.h
+++ b/xen/include/asm-generic/device.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_DEVICE_H__
-#define __ASM_GENERIC_DEVICE_H__
+#ifndef ASM_GENERIC__DEVICE_H
+#define ASM_GENERIC__DEVICE_H
 
 #include <xen/stdbool.h>
 
@@ -127,7 +127,7 @@  __section(".adev.info") = {                                         \
 
 #endif /* CONFIG_ACPI */
 
-#endif /* __ASM_GENERIC_DEVICE_H__ */
+#endif /* ASM_GENERIC__DEVICE_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/div64.h b/xen/include/asm-generic/div64.h
index 068d8a11ad..774198f98b 100644
--- a/xen/include/asm-generic/div64.h
+++ b/xen/include/asm-generic/div64.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_DIV64
-#define __ASM_GENERIC_DIV64
+#ifndef ASM_GENERIC__DIV64_H
+#define ASM_GENERIC__DIV64_H
 
 #include <xen/types.h>
 
diff --git a/xen/include/asm-generic/hardirq.h b/xen/include/asm-generic/hardirq.h
index ddccf460b9..09260b1b08 100644
--- a/xen/include/asm-generic/hardirq.h
+++ b/xen/include/asm-generic/hardirq.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_HARDIRQ_H
-#define __ASM_GENERIC_HARDIRQ_H
+#ifndef ASM_GENERIC__HARDIRQ_H
+#define ASM_GENERIC__HARDIRQ_H
 
 #include <xen/cache.h>
 #include <xen/smp.h>
@@ -17,7 +17,7 @@  typedef struct {
 #define irq_enter()     (local_irq_count(smp_processor_id())++)
 #define irq_exit()      (local_irq_count(smp_processor_id())--)
 
-#endif /* __ASM_GENERIC_HARDIRQ_H */
+#endif /* ASM_GENERIC__HARDIRQ_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/hypercall.h b/xen/include/asm-generic/hypercall.h
index 7743b35c0d..201b2cb301 100644
--- a/xen/include/asm-generic/hypercall.h
+++ b/xen/include/asm-generic/hypercall.h
@@ -1,12 +1,12 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __XEN_HYPERCALL_H__
+#ifndef XEN__HYPERCALL_H
 #error "asm/hypercall.h should not be included directly - include xen/hypercall.h instead"
 #endif
 
-#ifndef __ASM_GENERIC_HYPERCALL_H__
-#define __ASM_GENERIC_HYPERCALL_H__
+#ifndef ASM_GENERIC__HYPERCALL_H
+#define ASM_GENERIC__HYPERCALL_H
 
-#endif /* __ASM_GENERIC_HYPERCALL_H__ */
+#endif /* ASM_GENERIC__HYPERCALL_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/iocap.h b/xen/include/asm-generic/iocap.h
index dd7cb45488..1001fb629a 100644
--- a/xen/include/asm-generic/iocap.h
+++ b/xen/include/asm-generic/iocap.h
@@ -1,11 +1,11 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_IOCAP_H__
-#define __ASM_GENERIC_IOCAP_H__
+#ifndef ASM_GENERIC__IOCAP_H
+#define ASM_GENERIC__IOCAP_H
 
 #define cache_flush_permitted(d)                        \
     (!rangeset_is_empty((d)->iomem_caps))
 
-#endif /* __ASM_GENERIC_IOCAP_H__ */
+#endif /* ASM_GENERIC__IOCAP_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/paging.h b/xen/include/asm-generic/paging.h
index 8df534cfdc..1a8fae6543 100644
--- a/xen/include/asm-generic/paging.h
+++ b/xen/include/asm-generic/paging.h
@@ -1,13 +1,13 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_PAGING_H__
-#define __ASM_GENERIC_PAGING_H__
+#ifndef ASM_GENERIC__PAGING_H
+#define ASM_GENERIC__PAGING_H
 
 #include <xen/stdbool.h>
 
 #define paging_mode_translate(d)    ((void)(d), true)
 #define paging_mode_external(d)     ((void)(d), true)
 
-#endif /* __ASM_GENERIC_PAGING_H__ */
+#endif /* ASM_GENERIC__PAGING_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/percpu.h b/xen/include/asm-generic/percpu.h
index 60af4f9ff9..7302edb00c 100644
--- a/xen/include/asm-generic/percpu.h
+++ b/xen/include/asm-generic/percpu.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_PERCPU_H__
-#define __ASM_GENERIC_PERCPU_H__
+#ifndef ASM_GENERIC__PERCPU_H
+#define ASM_GENERIC__PERCPU_H
 
 #ifndef __ASSEMBLY__
 
@@ -25,7 +25,7 @@  void percpu_init_areas(void);
 
 #endif
 
-#endif /* __ASM_GENERIC_PERCPU_H__ */
+#endif /* ASM_GENERIC__PERCPU_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/random.h b/xen/include/asm-generic/random.h
index d0d35dd217..f2e6c1c11c 100644
--- a/xen/include/asm-generic/random.h
+++ b/xen/include/asm-generic/random.h
@@ -1,13 +1,13 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_RANDOM_H__
-#define __ASM_GENERIC_RANDOM_H__
+#ifndef ASM_GENERIC__RANDOM_H
+#define ASM_GENERIC__RANDOM_H
 
 static inline unsigned int arch_get_random(void)
 {
     return 0;
 }
 
-#endif /* __ASM_GENERIC_RANDOM_H__ */
+#endif /* ASM_GENERIC__RANDOM_H */
 
 /*
  * Local variables:
diff --git a/xen/include/asm-generic/softirq.h b/xen/include/asm-generic/softirq.h
index 83be855e50..92144c7eca 100644
--- a/xen/include/asm-generic/softirq.h
+++ b/xen/include/asm-generic/softirq.h
@@ -1,12 +1,12 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __ASM_GENERIC_SOFTIRQ_H__
-#define __ASM_GENERIC_SOFTIRQ_H__
+#ifndef ASM_GENERIC__SOFTIRQ_H
+#define ASM_GENERIC__SOFTIRQ_H
 
 #define NR_ARCH_SOFTIRQS       0
 
 #define arch_skip_send_event_check(cpu) 0
 
-#endif /* __ASM_GENERIC_SOFTIRQ_H__ */
+#endif /* ASM_GENERIC__SOFTIRQ_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/crypto/rijndael.h b/xen/include/crypto/rijndael.h
index 4386be5878..52c7a2f622 100644
--- a/xen/include/crypto/rijndael.h
+++ b/xen/include/crypto/rijndael.h
@@ -25,8 +25,8 @@ 
  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-#ifndef __RIJNDAEL_H
-#define __RIJNDAEL_H
+#ifndef CRYPTO__RIJNDAEL_H
+#define CRYPTO__RIJNDAEL_H
 
 #define AES_MAXKEYBITS	(256)
 #define AES_MAXKEYBYTES	(AES_MAXKEYBITS/8)
@@ -55,4 +55,4 @@  int	rijndaelKeySetupDec(unsigned int [], const unsigned char [], int);
 void	rijndaelEncrypt(const unsigned int [], int, const unsigned char [16],
 	    unsigned char [16]);
 
-#endif /* __RIJNDAEL_H */
+#endif /* CRYPTO__RIJNDAEL_H */
diff --git a/xen/include/crypto/vmac.h b/xen/include/crypto/vmac.h
index 457f3f5dd6..310fc77f5c 100644
--- a/xen/include/crypto/vmac.h
+++ b/xen/include/crypto/vmac.h
@@ -1,5 +1,5 @@ 
-#ifndef HEADER_VMAC_H
-#define HEADER_VMAC_H
+#ifndef CRYPTO__VMAC_H
+#define CRYPTO__VMAC_H
 
 /* --------------------------------------------------------------------------
  * VMAC and VHASH Implementation by Ted Krovetz (tdk@acm.org) and Wei Dai.
diff --git a/xen/include/xen/8250-uart.h b/xen/include/xen/8250-uart.h
index d13352940c..7915297a24 100644
--- a/xen/include/xen/8250-uart.h
+++ b/xen/include/xen/8250-uart.h
@@ -19,8 +19,8 @@ 
  * GNU General Public License for more details.
  */
 
-#ifndef __XEN_8250_UART_H__
-#define __XEN_8250_UART_H__
+#ifndef XEN__8250_UART_H
+#define XEN__8250_UART_H
 
 /* Register offsets */
 #define UART_RBR          0x00    /* receive buffer       */
@@ -129,7 +129,7 @@ 
 #define RESUME_DELAY      MILLISECS(10)
 #define RESUME_RETRIES    100
 
-#endif /* __XEN_8250_UART_H__ */
+#endif /* XEN__8250_UART_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/acpi.h b/xen/include/xen/acpi.h
index bc4818c943..64efc0a7bc 100644
--- a/xen/include/xen/acpi.h
+++ b/xen/include/xen/acpi.h
@@ -21,8 +21,8 @@ 
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
 
-#ifndef _LINUX_ACPI_H
-#define _LINUX_ACPI_H
+#ifndef XEN__ACPI_H
+#define XEN__ACPI_H
 
 #ifndef _LINUX
 #define _LINUX
@@ -204,4 +204,4 @@  static inline void acpi_dmar_reinstate(void) {}
 
 #endif /* __ASSEMBLY__ */
 
-#endif /*_LINUX_ACPI_H*/
+#endif /*XEN__ACPI_H*/
diff --git a/xen/include/xen/alternative-call.h b/xen/include/xen/alternative-call.h
index 10f7d7637e..a91ae14416 100644
--- a/xen/include/xen/alternative-call.h
+++ b/xen/include/xen/alternative-call.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0 */
-#ifndef XEN_ALTERNATIVE_CALL
-#define XEN_ALTERNATIVE_CALL
+#ifndef XEN__ALTERNATIVE_CALL_H
+#define XEN__ALTERNATIVE_CALL_H
 
 /*
  * Some subsystems in Xen may have multiple implementations, which can be
@@ -65,4 +65,4 @@ 
 #define __alt_call_maybe_initdata __ro_after_init
 
 #endif /* !CONFIG_ALTERNATIVE_CALL */
-#endif /* XEN_ALTERNATIVE_CALL */
+#endif /* XEN__ALTERNATIVE_CALL_H */
diff --git a/xen/include/xen/atomic.h b/xen/include/xen/atomic.h
index fa750a18ae..ecff44c23d 100644
--- a/xen/include/xen/atomic.h
+++ b/xen/include/xen/atomic.h
@@ -19,8 +19,8 @@ 
  * this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __XEN_ATOMIC_H__
-#define __XEN_ATOMIC_H__
+#ifndef XEN__ATOMIC_H
+#define XEN__ATOMIC_H
 
 typedef struct { int counter; } atomic_t;
 
@@ -204,4 +204,4 @@  static inline int atomic_add_negative(int i, atomic_t *v);
  */
 static inline int atomic_add_unless(atomic_t *v, int a, int u);
 
-#endif /* __XEN_ATOMIC_H__ */
+#endif /* XEN__ATOMIC_H */
diff --git a/xen/include/xen/bitmap.h b/xen/include/xen/bitmap.h
index 4b642cd420..83b80214bc 100644
--- a/xen/include/xen/bitmap.h
+++ b/xen/include/xen/bitmap.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BITMAP_H
-#define __XEN_BITMAP_H
+#ifndef XEN__BITMAP_H
+#define XEN__BITMAP_H
 
 #ifndef __ASSEMBLY__
 
@@ -292,4 +292,4 @@  int bitmap_to_xenctl_bitmap(struct xenctl_bitmap *xenctl_bitmap,
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __XEN_BITMAP_H */
+#endif /* XEN__BITMAP_H */
diff --git a/xen/include/xen/bitops.h b/xen/include/xen/bitops.h
index 12eb88fb12..540cd58e9f 100644
--- a/xen/include/xen/bitops.h
+++ b/xen/include/xen/bitops.h
@@ -1,5 +1,5 @@ 
-#ifndef XEN_BITOPS_H
-#define XEN_BITOPS_H
+#ifndef XEN__BITOPS_H
+#define XEN__BITOPS_H
 
 #include <xen/compiler.h>
 #include <xen/types.h>
@@ -438,4 +438,4 @@  static inline __u32 ror32(__u32 word, unsigned int shift)
 
 #define BIT_WORD(nr) ((nr) / BITS_PER_LONG)
 
-#endif /* XEN_BITOPS_H */
+#endif /* XEN__BITOPS_H */
diff --git a/xen/include/xen/bug.h b/xen/include/xen/bug.h
index 99814c4bef..6f901fa1e4 100644
--- a/xen/include/xen/bug.h
+++ b/xen/include/xen/bug.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BUG_H__
-#define __XEN_BUG_H__
+#ifndef XEN__BUG_H
+#define XEN__BUG_H
 
 #define BUGFRAME_run_fn 0
 #define BUGFRAME_warn   1
@@ -157,7 +157,7 @@  int do_bug_frame(const struct cpu_user_regs *regs, unsigned long pc);
 
 #endif /* !__ASSEMBLY__ */
 
-#endif /* __XEN_BUG_H__ */
+#endif /* XEN__BUG_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/xen/byteorder/big_endian.h b/xen/include/xen/byteorder/big_endian.h
index 40eb80a390..5b33acb577 100644
--- a/xen/include/xen/byteorder/big_endian.h
+++ b/xen/include/xen/byteorder/big_endian.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BYTEORDER_BIG_ENDIAN_H__
-#define __XEN_BYTEORDER_BIG_ENDIAN_H__
+#ifndef XEN__BYTEORDER__BIG_ENDIAN_H
+#define XEN__BYTEORDER__BIG_ENDIAN_H
 
 #ifndef __BIG_ENDIAN
 #define __BIG_ENDIAN 4321
@@ -99,4 +99,4 @@  static inline __u16 __be16_to_cpup(const __be16 *p)
 
 #include <xen/byteorder/generic.h>
 
-#endif /* __XEN_BYTEORDER_BIG_ENDIAN_H__ */
+#endif /* XEN__BYTEORDER__BIG_ENDIAN_H */
diff --git a/xen/include/xen/byteorder/generic.h b/xen/include/xen/byteorder/generic.h
index 8a0006b755..f97eb4771b 100644
--- a/xen/include/xen/byteorder/generic.h
+++ b/xen/include/xen/byteorder/generic.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BYTEORDER_GENERIC_H__
-#define __XEN_BYTEORDER_GENERIC_H__
+#ifndef XEN__BYTEORDER__GENERIC_H
+#define XEN__BYTEORDER__GENERIC_H
 
 /*
  * Generic Byte-reordering support
@@ -65,4 +65,4 @@ 
 #define cpu_to_be16s __cpu_to_be16s
 #define be16_to_cpus __be16_to_cpus
 
-#endif /* __XEN_BYTEORDER_GENERIC_H__ */
+#endif /* XEN__BYTEORDER__GENERIC_H */
diff --git a/xen/include/xen/byteorder/little_endian.h b/xen/include/xen/byteorder/little_endian.h
index 4955632793..6e944dca1a 100644
--- a/xen/include/xen/byteorder/little_endian.h
+++ b/xen/include/xen/byteorder/little_endian.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BYTEORDER_LITTLE_ENDIAN_H__
-#define __XEN_BYTEORDER_LITTLE_ENDIAN_H__
+#ifndef XEN__BYTEORDER__LITTLE_ENDIAN_H
+#define XEN__BYTEORDER__LITTLE_ENDIAN_H
 
 #ifndef __LITTLE_ENDIAN
 #define __LITTLE_ENDIAN 1234
@@ -99,4 +99,4 @@  static inline __u16 __be16_to_cpup(const __be16 *p)
 
 #include <xen/byteorder/generic.h>
 
-#endif /* __XEN_BYTEORDER_LITTLE_ENDIAN_H__ */
+#endif /* XEN__BYTEORDER__LITTLE_ENDIAN_H */
diff --git a/xen/include/xen/byteorder/swab.h b/xen/include/xen/byteorder/swab.h
index 9f817e3c44..96f8834e53 100644
--- a/xen/include/xen/byteorder/swab.h
+++ b/xen/include/xen/byteorder/swab.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_BYTEORDER_SWAB_H__
-#define __XEN_BYTEORDER_SWAB_H__
+#ifndef XEN__BYTEORDER__SWAB_H
+#define XEN__BYTEORDER__SWAB_H
 
 /*
  * Byte-swapping, independently from CPU endianness
@@ -180,4 +180,4 @@  static inline void __swab64s(__u64 *addr)
 #define swab32s __swab32s
 #define swab64s __swab64s
 
-#endif /* __XEN_BYTEORDER_SWAB_H__ */
+#endif /* XEN__BYTEORDER__SWAB_H */
diff --git a/xen/include/xen/cache.h b/xen/include/xen/cache.h
index 6ee174efa4..9aa5150188 100644
--- a/xen/include/xen/cache.h
+++ b/xen/include/xen/cache.h
@@ -1,5 +1,5 @@ 
-#ifndef __LINUX_CACHE_H
-#define __LINUX_CACHE_H
+#ifndef XEN__CACHE_H
+#define XEN__CACHE_H
 
 #include <asm/cache.h>
 
@@ -15,4 +15,4 @@ 
 #define __cacheline_aligned __attribute__((__aligned__(SMP_CACHE_BYTES)))
 #endif
 
-#endif /* __LINUX_CACHE_H */
+#endif /* XEN__CACHE_H */
diff --git a/xen/include/xen/compat.h b/xen/include/xen/compat.h
index 7ec9d6567e..d1f6463530 100644
--- a/xen/include/xen/compat.h
+++ b/xen/include/xen/compat.h
@@ -2,8 +2,8 @@ 
  * compat.h
  */
 
-#ifndef __XEN_COMPAT_H__
-#define __XEN_COMPAT_H__
+#ifndef XEN__COMPAT_H
+#define XEN__COMPAT_H
 
 #include <xen/types.h>
 #ifdef CONFIG_HAS_COMPAT
@@ -243,4 +243,4 @@  void xlat_vcpu_runstate_info(struct vcpu_runstate_info *native);
 
 #endif
 
-#endif /* __XEN_COMPAT_H__ */
+#endif /* XEN__COMPAT_H */
diff --git a/xen/include/xen/compiler.h b/xen/include/xen/compiler.h
index b118e4ba62..e1ec208873 100644
--- a/xen/include/xen/compiler.h
+++ b/xen/include/xen/compiler.h
@@ -1,5 +1,5 @@ 
-#ifndef __LINUX_COMPILER_H
-#define __LINUX_COMPILER_H
+#ifndef XEN__COMPILER_H
+#define XEN__COMPILER_H
 
 #if !defined(__GNUC__) || (__GNUC__ < 4)
 #error Sorry, your compiler is too old/not recognized.
@@ -184,4 +184,4 @@ 
 # define CLANG_DISABLE_WARN_GCC_COMPAT_END
 #endif
 
-#endif /* __LINUX_COMPILER_H */
+#endif /* XEN__COMPILER_H */
diff --git a/xen/include/xen/config.h b/xen/include/xen/config.h
index d888b2314d..5202d25a66 100644
--- a/xen/include/xen/config.h
+++ b/xen/include/xen/config.h
@@ -4,8 +4,8 @@ 
  * A Linux-style configuration list.
  */
 
-#ifndef __XEN_CONFIG_H__
-#define __XEN_CONFIG_H__
+#ifndef XEN__CONFIG_H
+#define XEN__CONFIG_H
 
 #ifdef CPPCHECK
 #include <generated/compiler-def.h>
@@ -98,4 +98,4 @@ 
 #define ZERO_BLOCK_PTR ((void *)-1L)
 #endif
 
-#endif /* __XEN_CONFIG_H__ */
+#endif /* XEN__CONFIG_H */
diff --git a/xen/include/xen/console.h b/xen/include/xen/console.h
index 6dfbade3ec..36956faa17 100644
--- a/xen/include/xen/console.h
+++ b/xen/include/xen/console.h
@@ -4,8 +4,8 @@ 
  * Xen header file concerning console access.
  */
 
-#ifndef __CONSOLE_H__
-#define __CONSOLE_H__
+#ifndef XEN__CONSOLE_H
+#define XEN__CONSOLE_H
 
 #include <xen/inttypes.h>
 #include <public/xen.h>
@@ -50,4 +50,4 @@  void console_serial_puts(const char *s, size_t nr);
 
 extern int8_t opt_console_xen;
 
-#endif /* __CONSOLE_H__ */
+#endif /* XEN__CONSOLE_H */
diff --git a/xen/include/xen/consoled.h b/xen/include/xen/consoled.h
index bd7ab6329e..6975e50631 100644
--- a/xen/include/xen/consoled.h
+++ b/xen/include/xen/consoled.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_CONSOLED_H__
-#define __XEN_CONSOLED_H__
+#ifndef XEN__CONSOLED_H
+#define XEN__CONSOLED_H
 
 #include <public/io/console.h>
 
@@ -8,7 +8,7 @@  struct xencons_interface *consoled_get_ring_addr(void);
 void consoled_guest_rx(void);
 void consoled_guest_tx(char c);
 
-#endif /* __XEN_CONSOLED_H__ */
+#endif /* XEN__CONSOLED_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/xen/const.h b/xen/include/xen/const.h
index baf28ef144..16f550959d 100644
--- a/xen/include/xen/const.h
+++ b/xen/include/xen/const.h
@@ -1,7 +1,7 @@ 
 /* const.h: Macros for dealing with constants.  */
 
-#ifndef __XEN_CONST_H__
-#define __XEN_CONST_H__
+#ifndef XEN__CONST_H
+#define XEN__CONST_H
 
 /* Some constant macros are used in both assembler and
  * C code.  Therefore we cannot annotate them always with
@@ -23,4 +23,4 @@ 
 
 #define BIT(pos, sfx)   (_AC(1, sfx) << (pos))
 
-#endif /* __XEN_CONST_H__ */
+#endif /* XEN__CONST_H */
diff --git a/xen/include/xen/coverage.h b/xen/include/xen/coverage.h
index ba5fb67947..76101455e0 100644
--- a/xen/include/xen/coverage.h
+++ b/xen/include/xen/coverage.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_COV_H
-#define _XEN_COV_H
+#ifndef XEN__COVERAGE_H
+#define XEN__COVERAGE_H
 
 #ifdef CONFIG_COVERAGE
 #include <public/sysctl.h>
diff --git a/xen/include/xen/cper.h b/xen/include/xen/cper.h
index de8f385bdd..8528ae2447 100644
--- a/xen/include/xen/cper.h
+++ b/xen/include/xen/cper.h
@@ -18,8 +18,8 @@ 
  * along with this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef LINUX_CPER_H
-#define LINUX_CPER_H
+#ifndef XEN__CPER_H
+#define XEN__CPER_H
 
 #include <xen/types.h>
 #include <xen/string.h>
diff --git a/xen/include/xen/cpu.h b/xen/include/xen/cpu.h
index 6bf5786750..8ec0e8ef61 100644
--- a/xen/include/xen/cpu.h
+++ b/xen/include/xen/cpu.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_CPU_H__
-#define __XEN_CPU_H__
+#ifndef XEN__CPU_H
+#define XEN__CPU_H
 
 #include <xen/types.h>
 #include <xen/spinlock.h>
@@ -83,4 +83,4 @@  int __cpu_up(unsigned int cpu);
 void __cpu_disable(void);
 void __cpu_die(unsigned int cpu);
 
-#endif /* __XEN_CPU_H__ */
+#endif /* XEN__CPU_H */
diff --git a/xen/include/xen/cpuidle.h b/xen/include/xen/cpuidle.h
index 705d0c1135..0e54eb7d9b 100644
--- a/xen/include/xen/cpuidle.h
+++ b/xen/include/xen/cpuidle.h
@@ -23,8 +23,8 @@ 
  *
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
-#ifndef _XEN_CPUIDLE_H
-#define _XEN_CPUIDLE_H
+#ifndef XEN__CPUIDLE_H
+#define XEN__CPUIDLE_H
 
 #include <xen/cpumask.h>
 #include <xen/spinlock.h>
@@ -98,4 +98,4 @@  extern void cpuidle_wakeup_mwait(cpumask_t *mask);
 
 extern void menu_get_trace_data(u32 *expected, u32 *pred);
 
-#endif /* _XEN_CPUIDLE_H */
+#endif /* XEN__CPUIDLE_H */
diff --git a/xen/include/xen/cpumask.h b/xen/include/xen/cpumask.h
index b713bb69a9..4324af7c36 100644
--- a/xen/include/xen/cpumask.h
+++ b/xen/include/xen/cpumask.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_CPUMASK_H
-#define __XEN_CPUMASK_H
+#ifndef XEN__CPUMASK_H
+#define XEN__CPUMASK_H
 
 /*
  * Cpumasks provide a bitmap suitable for representing the
@@ -466,4 +466,4 @@  int cpumask_to_xenctl_bitmap(struct xenctl_bitmap *xenctl_cpumap,
 int xenctl_bitmap_to_cpumask(cpumask_var_t *cpumask,
                              const struct xenctl_bitmap *xenctl_cpumap);
 
-#endif /* __XEN_CPUMASK_H */
+#endif /* XEN__CPUMASK_H */
diff --git a/xen/include/xen/ctype.h b/xen/include/xen/ctype.h
index 773ac27aa4..da4122f6ab 100644
--- a/xen/include/xen/ctype.h
+++ b/xen/include/xen/ctype.h
@@ -1,5 +1,5 @@ 
-#ifndef _LINUX_CTYPE_H
-#define _LINUX_CTYPE_H
+#ifndef XEN__CTYPE_H
+#define XEN__CTYPE_H
 
 /*
  * NOTE! This ctype does not handle EOF like the standard C
diff --git a/xen/include/xen/decompress.h b/xen/include/xen/decompress.h
index f5bc17f2b6..d65a3a4346 100644
--- a/xen/include/xen/decompress.h
+++ b/xen/include/xen/decompress.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_GENERIC_H
-#define __XEN_GENERIC_H
+#ifndef XEN__DECOMPRESS_H
+#define XEN__DECOMPRESS_H
 
 typedef int decompress_fn(unsigned char *inbuf, unsigned int len,
                           int (*fill)(void*, unsigned int),
diff --git a/xen/include/xen/delay.h b/xen/include/xen/delay.h
index 8fd3b8f99f..269c034ce1 100644
--- a/xen/include/xen/delay.h
+++ b/xen/include/xen/delay.h
@@ -1,5 +1,5 @@ 
-#ifndef _LINUX_DELAY_H
-#define _LINUX_DELAY_H
+#ifndef XEN__DELAY_H
+#define XEN__DELAY_H
 
 /* Copyright (C) 1993 Linus Torvalds */
 
@@ -11,4 +11,4 @@  static inline void mdelay(unsigned long msec)
         udelay(1000);
 }
 
-#endif /* defined(_LINUX_DELAY_H) */
+#endif /* defined(XEN__DELAY_H) */
diff --git a/xen/include/xen/dm.h b/xen/include/xen/dm.h
index 18417d57f1..27d69a5c91 100644
--- a/xen/include/xen/dm.h
+++ b/xen/include/xen/dm.h
@@ -14,8 +14,8 @@ 
  * this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __XEN_DM_H__
-#define __XEN_DM_H__
+#ifndef XEN__DM_H
+#define XEN__DM_H
 
 #include <xen/types.h>
 
@@ -31,7 +31,7 @@  struct dmop_args {
 
 int dm_op(const struct dmop_args *op_args);
 
-#endif /* __XEN_DM_H__ */
+#endif /* XEN__DM_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/dmi.h b/xen/include/xen/dmi.h
index ed6ffda315..16f13195d7 100644
--- a/xen/include/xen/dmi.h
+++ b/xen/include/xen/dmi.h
@@ -1,5 +1,5 @@ 
-#ifndef __DMI_H__
-#define __DMI_H__
+#ifndef XEN__DMI_H
+#define XEN__DMI_H
 
 enum dmi_field {
 	DMI_NONE,
@@ -44,4 +44,4 @@  extern void dmi_efi_get_table(const void *smbios, const void *smbios3);
 bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
 extern void dmi_end_boot(void);
 
-#endif	/* __DMI_H__ */
+#endif	/* XEN__DMI_H */
diff --git a/xen/include/xen/domain.h b/xen/include/xen/domain.h
index 3de5635291..99f312e9b4 100644
--- a/xen/include/xen/domain.h
+++ b/xen/include/xen/domain.h
@@ -1,6 +1,6 @@ 
 
-#ifndef __XEN_DOMAIN_H__
-#define __XEN_DOMAIN_H__
+#ifndef XEN__DOMAIN_H
+#define XEN__DOMAIN_H
 
 #include <xen/numa.h>
 #include <xen/types.h>
@@ -171,4 +171,4 @@  extern bool vmtrace_available;
 
 extern bool vpmu_is_available;
 
-#endif /* __XEN_DOMAIN_H__ */
+#endif /* XEN__DOMAIN_H */
diff --git a/xen/include/xen/domain_page.h b/xen/include/xen/domain_page.h
index c89b149e54..4ccf28f26d 100644
--- a/xen/include/xen/domain_page.h
+++ b/xen/include/xen/domain_page.h
@@ -6,8 +6,8 @@ 
  * Copyright (c) 2003-2006, Keir Fraser <keir@xensource.com>
  */
 
-#ifndef __XEN_DOMAIN_PAGE_H__
-#define __XEN_DOMAIN_PAGE_H__
+#ifndef XEN__DOMAIN_PAGE_H
+#define XEN__DOMAIN_PAGE_H
 
 #include <xen/mm.h>
 
@@ -77,4 +77,4 @@  static inline void unmap_domain_page_global(const void *va) {};
     (p) = NULL;                     \
 } while ( false )
 
-#endif /* __XEN_DOMAIN_PAGE_H__ */
+#endif /* XEN__DOMAIN_PAGE_H */
diff --git a/xen/include/xen/dt-overlay.h b/xen/include/xen/dt-overlay.h
index b2cedf3f2a..cd44a5cacb 100644
--- a/xen/include/xen/dt-overlay.h
+++ b/xen/include/xen/dt-overlay.h
@@ -8,8 +8,8 @@ 
  * Written by Vikram Garhwal <vikram.garhwal@amd.com>
  *
  */
-#ifndef __XEN_DT_OVERLAY_H__
-#define __XEN_DT_OVERLAY_H__
+#ifndef XEN__DT_OVERLAY_H
+#define XEN__DT_OVERLAY_H
 
 #include <xen/device_tree.h>
 #include <xen/list.h>
@@ -58,7 +58,7 @@  static inline long dt_overlay_domctl(struct domain *d,
 }
 #endif
 
-#endif /* __XEN_DT_OVERLAY_H__ */
+#endif /* XEN__DT_OVERLAY_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/early_printk.h b/xen/include/xen/early_printk.h
index 5d72293793..41ae0dded1 100644
--- a/xen/include/xen/early_printk.h
+++ b/xen/include/xen/early_printk.h
@@ -1,8 +1,8 @@ 
 /*
  * printk() for use before the console is initialized
  */
-#ifndef __XEN_EARLY_PRINTK_H__
-#define __XEN_EARLY_PRINTK_H__
+#ifndef XEN__EARLY_PRINTK_H
+#define XEN__EARLY_PRINTK_H
 
 #include <xen/types.h>
 
diff --git a/xen/include/xen/earlycpio.h b/xen/include/xen/earlycpio.h
index 16d9404d73..9e5d740be9 100644
--- a/xen/include/xen/earlycpio.h
+++ b/xen/include/xen/earlycpio.h
@@ -1,5 +1,5 @@ 
-#ifndef _EARLYCPIO_H
-#define _EARLYCPIO_H
+#ifndef XEN__EARLYCPIO_H
+#define XEN__EARLYCPIO_H
 
 #define MAX_CPIO_FILE_NAME 18
 
@@ -12,4 +12,4 @@  struct cpio_data {
 struct cpio_data find_cpio_data(const char *path, void *data, size_t len,
 				long *offset);
 
-#endif /* _EARLYCPIO_H */
+#endif /* XEN__EARLYCPIO_H */
diff --git a/xen/include/xen/efi.h b/xen/include/xen/efi.h
index 160804e294..bc3ddffd6d 100644
--- a/xen/include/xen/efi.h
+++ b/xen/include/xen/efi.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_EFI_H__
-#define __XEN_EFI_H__
+#ifndef XEN__EFI_H
+#define XEN__EFI_H
 
 #ifndef __ASSEMBLY__
 #include <xen/types.h>
@@ -55,4 +55,4 @@  int efi_compat_runtime_call(struct compat_pf_efi_runtime_call *op);
 
 #endif /* !__ASSEMBLY__ */
 
-#endif /* __XEN_EFI_H__ */
+#endif /* XEN__EFI_H */
diff --git a/xen/include/xen/elf.h b/xen/include/xen/elf.h
index 4199b4d6e6..48d8dc4ca8 100644
--- a/xen/include/xen/elf.h
+++ b/xen/include/xen/elf.h
@@ -24,8 +24,8 @@ 
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef __XEN_ELF_H__
-#define __XEN_ELF_H__
+#ifndef XEN__ELF_H
+#define XEN__ELF_H
 
 #include <xen/elfstructs.h>
 
@@ -34,4 +34,4 @@ 
 #define ELFNOTE_DESC(_n_) (ELFNOTE_NAME(_n_) + ELFNOTE_ALIGN((_n_)->namesz))
 #define ELFNOTE_NEXT(_n_) ((Elf_Note *)(ELFNOTE_DESC(_n_) + ELFNOTE_ALIGN((_n_)->descsz)))
 
-#endif /* __XEN_ELF_H__ */
+#endif /* XEN__ELF_H */
diff --git a/xen/include/xen/elfcore.h b/xen/include/xen/elfcore.h
index 0d78033424..e5b18a5eff 100644
--- a/xen/include/xen/elfcore.h
+++ b/xen/include/xen/elfcore.h
@@ -6,8 +6,8 @@ 
  *
  */
 
-#ifndef __ELFCOREC_H__
-#define __ELFCOREC_H__
+#ifndef XEN__ELFCORE_H
+#define XEN__ELFCORE_H
 
 #include <xen/types.h>
 #include <xen/elf.h>
@@ -71,7 +71,7 @@  typedef struct crash_xen_info {
 #endif
 } crash_xen_info_t;
 
-#endif /* __ELFCOREC_H__ */
+#endif /* XEN__ELFCORE_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/elfstructs.h b/xen/include/xen/elfstructs.h
index eb6b87a823..df4712c21a 100644
--- a/xen/include/xen/elfstructs.h
+++ b/xen/include/xen/elfstructs.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_ELFSTRUCTS_H__
-#define __XEN_ELFSTRUCTS_H__
+#ifndef XEN__ELFSTRUCTS_H
+#define XEN__ELFSTRUCTS_H
 /*
  * Copyright (c) 1995, 1996 Erik Theisen.  All rights reserved.
  *
@@ -620,4 +620,4 @@  typedef struct {
 #define AuxInfo		Aux64Info
 #endif
 
-#endif /* __XEN_ELFSTRUCTS_H__ */
+#endif /* XEN__ELFSTRUCTS_H */
diff --git a/xen/include/xen/err.h b/xen/include/xen/err.h
index cbdd1bf7f8..52ac753425 100644
--- a/xen/include/xen/err.h
+++ b/xen/include/xen/err.h
@@ -1,5 +1,5 @@ 
-#if !defined(__XEN_ERR_H__) && !defined(__ASSEMBLY__)
-#define __XEN_ERR_H__
+#if !defined(XEN__ERR_H) && !defined(__ASSEMBLY__)
+#define XEN__ERR_H
 
 #include <xen/compiler.h>
 #include <xen/errno.h>
@@ -41,4 +41,4 @@  static inline int __must_check PTR_RET(const void *ptr)
 	return IS_ERR(ptr) ? PTR_ERR(ptr) : 0;
 }
 
-#endif /* __XEN_ERR_H__ */
+#endif /* XEN__ERR_H */
diff --git a/xen/include/xen/errno.h b/xen/include/xen/errno.h
index 506674701f..bb99a2fdd8 100644
--- a/xen/include/xen/errno.h
+++ b/xen/include/xen/errno.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_ERRNO_H__
-#define __XEN_ERRNO_H__
+#ifndef XEN__ERRNO_H
+#define XEN__ERRNO_H
 
 #ifndef __ASSEMBLY__
 
@@ -15,4 +15,4 @@  enum {
 
 #endif /* __ASSEMBLY__ */
 
-#endif /*  __XEN_ERRNO_H__ */
+#endif /*  XEN__ERRNO_H */
diff --git a/xen/include/xen/event.h b/xen/include/xen/event.h
index 48b79f3d62..e0643abe53 100644
--- a/xen/include/xen/event.h
+++ b/xen/include/xen/event.h
@@ -6,8 +6,8 @@ 
  * Copyright (c) 2002-2006, K A Fraser
  */
 
-#ifndef __XEN_EVENT_H__
-#define __XEN_EVENT_H__
+#ifndef XEN__EVENT_H
+#define XEN__EVENT_H
 
 #include <xen/sched.h>
 #include <xen/smp.h>
@@ -302,4 +302,4 @@  static inline int evtchn_port_poll(struct domain *d, evtchn_port_t port)
     return rc;
 }
 
-#endif /* __XEN_EVENT_H__ */
+#endif /* XEN__EVENT_H */
diff --git a/xen/include/xen/grant_table.h b/xen/include/xen/grant_table.h
index 50edfecfb6..31e56925a7 100644
--- a/xen/include/xen/grant_table.h
+++ b/xen/include/xen/grant_table.h
@@ -20,8 +20,8 @@ 
  * along with this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __XEN_GRANT_TABLE_H__
-#define __XEN_GRANT_TABLE_H__
+#ifndef XEN__GRANT_TABLE_H
+#define XEN__GRANT_TABLE_H
 
 #include <xen/mm-frame.h>
 #include <xen/rwlock.h>
@@ -117,4 +117,4 @@  static inline int gnttab_acquire_resource(
 
 #endif /* CONFIG_GRANT_TABLE */
 
-#endif /* __XEN_GRANT_TABLE_H__ */
+#endif /* XEN__GRANT_TABLE_H */
diff --git a/xen/include/xen/guest_access.h b/xen/include/xen/guest_access.h
index 6489924db6..62b7d8838c 100644
--- a/xen/include/xen/guest_access.h
+++ b/xen/include/xen/guest_access.h
@@ -4,8 +4,8 @@ 
  * Copyright (x) 2006, K A Fraser
  */
 
-#ifndef __XEN_GUEST_ACCESS_H__
-#define __XEN_GUEST_ACCESS_H__
+#ifndef XEN__GUEST_ACCESS_H
+#define XEN__GUEST_ACCESS_H
 
 #include <asm/guest_access.h>
 #include <xen/types.h>
@@ -186,7 +186,7 @@ 
 char *safe_copy_string_from_guest(XEN_GUEST_HANDLE(char) u_buf,
                                   size_t size, size_t max_size);
 
-#endif /* __XEN_GUEST_ACCESS_H__ */
+#endif /* XEN__GUEST_ACCESS_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/gunzip.h b/xen/include/xen/gunzip.h
index 805833127a..12fa062b87 100644
--- a/xen/include/xen/gunzip.h
+++ b/xen/include/xen/gunzip.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_GUNZIP_H
-#define __XEN_GUNZIP_H
+#ifndef XEN__GUNZIP_H
+#define XEN__GUNZIP_H
 
 int gzip_check(char *image, unsigned long image_len);
 int perform_gunzip(char *output, char *image, unsigned long image_len);
diff --git a/xen/include/xen/hypercall.h b/xen/include/xen/hypercall.h
index f307dfb597..93263390f9 100644
--- a/xen/include/xen/hypercall.h
+++ b/xen/include/xen/hypercall.h
@@ -2,8 +2,8 @@ 
  * hypercall.h
  */
 
-#ifndef __XEN_HYPERCALL_H__
-#define __XEN_HYPERCALL_H__
+#ifndef XEN__HYPERCALL_H
+#define XEN__HYPERCALL_H
 
 #include <xen/types.h>
 #include <xen/time.h>
@@ -58,4 +58,4 @@  common_vcpu_op(int cmd,
 
 void arch_get_xen_caps(xen_capabilities_info_t *info);
 
-#endif /* __XEN_HYPERCALL_H__ */
+#endif /* XEN__HYPERCALL_H */
diff --git a/xen/include/xen/init.h b/xen/include/xen/init.h
index 0a42238337..39ad1d71d4 100644
--- a/xen/include/xen/init.h
+++ b/xen/include/xen/init.h
@@ -1,5 +1,5 @@ 
-#ifndef _LINUX_INIT_H
-#define _LINUX_INIT_H
+#ifndef XEN__INIT_H
+#define XEN__INIT_H
 
 /*
  * Mark functions and data as being only used at initialization
@@ -82,4 +82,4 @@  void do_initcalls(void);
 #define __hwdom_initdata  __initdata
 #endif
 
-#endif /* _LINUX_INIT_H */
+#endif /* XEN__INIT_H */
diff --git a/xen/include/xen/inttypes.h b/xen/include/xen/inttypes.h
index 28c0053f1c..b7172f8746 100644
--- a/xen/include/xen/inttypes.h
+++ b/xen/include/xen/inttypes.h
@@ -18,8 +18,8 @@ 
  *	ISO C99: 7.8 Format conversion of integer types	<inttypes.h>
  */
 
-#ifndef _XEN_INTTYPES_H
-#define _XEN_INTTYPES_H	1
+#ifndef XEN__INTTYPES_H
+#define XEN__INTTYPES_H	1
 
 #include <xen/types.h>
 
@@ -245,4 +245,4 @@ 
 # define SCNuPTR	__PRIPTR_PREFIX "u"
 # define SCNxPTR	__PRIPTR_PREFIX "x"
 
-#endif /* _XEN_INTTYPES_H */
+#endif /* XEN__INTTYPES_H */
diff --git a/xen/include/xen/iocap.h b/xen/include/xen/iocap.h
index ffbc48b60f..c9ec5c931b 100644
--- a/xen/include/xen/iocap.h
+++ b/xen/include/xen/iocap.h
@@ -4,8 +4,8 @@ 
  * Per-domain I/O capabilities.
  */
 
-#ifndef __XEN_IOCAP_H__
-#define __XEN_IOCAP_H__
+#ifndef XEN__IOCAP_H
+#define XEN__IOCAP_H
 
 #include <xen/sched.h>
 #include <xen/rangeset.h>
@@ -66,4 +66,4 @@  static inline int iomem_deny_access(struct domain *d, unsigned long s,
     ? irq__ : 0;                                        \
 })
 
-#endif /* __XEN_IOCAP_H__ */
+#endif /* XEN__IOCAP_H */
diff --git a/xen/include/xen/ioreq.h b/xen/include/xen/ioreq.h
index 29a17e8ff5..ce54ff2d57 100644
--- a/xen/include/xen/ioreq.h
+++ b/xen/include/xen/ioreq.h
@@ -16,8 +16,8 @@ 
  * this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __XEN_IOREQ_H__
-#define __XEN_IOREQ_H__
+#ifndef XEN__IOREQ_H
+#define XEN__IOREQ_H
 
 #include <xen/sched.h>
 
@@ -138,7 +138,7 @@  bool arch_ioreq_server_get_type_addr(const struct domain *d, const ioreq_t *p,
                                      uint8_t *type, uint64_t *addr);
 void arch_ioreq_domain_init(struct domain *d);
 
-#endif /* __XEN_IOREQ_H__ */
+#endif /* XEN__IOREQ_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/irq.h b/xen/include/xen/irq.h
index 95034c0d6b..c037e104c3 100644
--- a/xen/include/xen/irq.h
+++ b/xen/include/xen/irq.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_IRQ_H__
-#define __XEN_IRQ_H__
+#ifndef XEN__IRQ_H
+#define XEN__IRQ_H
 
 #include <xen/cpumask.h>
 #include <xen/rcupdate.h>
@@ -211,4 +211,4 @@  unsigned int arch_hwdom_irqs(const struct domain *d);
 void arch_evtchn_bind_pirq(struct domain *d, int pirq);
 #endif
 
-#endif /* __XEN_IRQ_H__ */
+#endif /* XEN__IRQ_H */
diff --git a/xen/include/xen/irq_cpustat.h b/xen/include/xen/irq_cpustat.h
index b9629f25c2..81e8f87d49 100644
--- a/xen/include/xen/irq_cpustat.h
+++ b/xen/include/xen/irq_cpustat.h
@@ -1,5 +1,5 @@ 
-#ifndef __irq_cpustat_h
-#define __irq_cpustat_h
+#ifndef XEN__IRQ_CPUSTAT_H
+#define XEN__IRQ_CPUSTAT_H
 
 /*
  * Contains default mappings for irq_cpustat_t, used by almost every
@@ -26,4 +26,4 @@  extern irq_cpustat_t irq_stat[];
 #define local_irq_count(cpu)	__IRQ_STAT((cpu), __local_irq_count)
 #define mwait_wakeup(cpu)	__IRQ_STAT((cpu), __mwait_wakeup)
 
-#endif	/* __irq_cpustat_h */
+#endif	/* XEN__IRQ_CPUSTAT_H */
diff --git a/xen/include/xen/kconfig.h b/xen/include/xen/kconfig.h
index c25dc0f6c2..820836b0a1 100644
--- a/xen/include/xen/kconfig.h
+++ b/xen/include/xen/kconfig.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_KCONFIG_H
-#define __XEN_KCONFIG_H
+#ifndef XEN__KCONFIG_H
+#define XEN__KCONFIG_H
 
 #include <generated/autoconf.h>
 
@@ -46,4 +46,4 @@ 
 #define STATIC_IF_NOT(option) static_if_not(option)
 #endif
 
-#endif /* __XEN_KCONFIG_H */
+#endif /* XEN__KCONFIG_H */
diff --git a/xen/include/xen/kernel.h b/xen/include/xen/kernel.h
index c5b6cc9777..3b6687e990 100644
--- a/xen/include/xen/kernel.h
+++ b/xen/include/xen/kernel.h
@@ -1,5 +1,5 @@ 
-#ifndef _LINUX_KERNEL_H
-#define _LINUX_KERNEL_H
+#ifndef XEN__KERNEL_H
+#define XEN__KERNEL_H
 
 /*
  * 'kernel.h' contains some often-used function prototypes etc
@@ -100,5 +100,5 @@  struct vcpu;
 void cf_check show_execution_state(const struct cpu_user_regs *regs);
 void vcpu_show_execution_state(struct vcpu *v);
 
-#endif /* _LINUX_KERNEL_H */
+#endif /* XEN__KERNEL_H */
 
diff --git a/xen/include/xen/keyhandler.h b/xen/include/xen/keyhandler.h
index 6fee878fdf..5362e6de04 100644
--- a/xen/include/xen/keyhandler.h
+++ b/xen/include/xen/keyhandler.h
@@ -7,8 +7,8 @@ 
  * nicer fashion than just editing the serial/keyboard drivers.
  */
 
-#ifndef __XEN_KEYHANDLER_H__
-#define __XEN_KEYHANDLER_H__
+#ifndef XEN__KEYHANDLER_H
+#define XEN__KEYHANDLER_H
 
 #include <xen/types.h>
 
@@ -57,4 +57,4 @@  enum crash_reason {
 
 void keyhandler_crash_action(enum crash_reason reason);
 
-#endif /* __XEN_KEYHANDLER_H__ */
+#endif /* XEN__KEYHANDLER_H */
diff --git a/xen/include/xen/lib.h b/xen/include/xen/lib.h
index 81b722ea3e..5d75fca614 100644
--- a/xen/include/xen/lib.h
+++ b/xen/include/xen/lib.h
@@ -1,5 +1,5 @@ 
-#ifndef __LIB_H__
-#define __LIB_H__
+#ifndef XEN__LIB_H
+#define XEN__LIB_H
 
 #include <xen/macros.h>
 
@@ -202,4 +202,4 @@  void *bsearch(const void *key, const void *base, size_t num, size_t size,
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __LIB_H__ */
+#endif /* XEN__LIB_H */
diff --git a/xen/include/xen/libelf.h b/xen/include/xen/libelf.h
index a99d33c251..82151e3292 100644
--- a/xen/include/xen/libelf.h
+++ b/xen/include/xen/libelf.h
@@ -20,8 +20,8 @@ 
  * DEALINGS IN THE SOFTWARE.
  */
 
-#ifndef __XEN_LIBELF_H__
-#define __XEN_LIBELF_H__
+#ifndef XEN__LIBELF_H
+#define XEN__LIBELF_H
 
 #if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
 #define XEN_ELF_LITTLE_ENDIAN
@@ -504,4 +504,4 @@  static inline void ELF_ADVANCE_DEST(struct elf_binary *elf, uint64_t amount)
  * is in use or until elf_set_xdest(,0,0) is called. */
 void elf_set_xdest(struct elf_binary *elf, void *addr, uint64_t size);
 
-#endif /* __XEN_LIBELF_H__ */
+#endif /* XEN__LIBELF_H */
diff --git a/xen/include/xen/linkage.h b/xen/include/xen/linkage.h
index 3d401b88c1..a81300ccff 100644
--- a/xen/include/xen/linkage.h
+++ b/xen/include/xen/linkage.h
@@ -1,5 +1,5 @@ 
-#ifndef __LINKAGE_H__
-#define __LINKAGE_H__
+#ifndef XEN__LINKAGE_H
+#define XEN__LINKAGE_H
 
 #ifdef __ASSEMBLY__
 
@@ -64,4 +64,4 @@ 
 
 #endif /*  __ASSEMBLY__ */
 
-#endif /* __LINKAGE_H__ */
+#endif /* XEN__LINKAGE_H */
diff --git a/xen/include/xen/linux-compat.h b/xen/include/xen/linux-compat.h
index 1f4186102a..32f08b03f0 100644
--- a/xen/include/xen/linux-compat.h
+++ b/xen/include/xen/linux-compat.h
@@ -6,8 +6,8 @@ 
  * files.
  */
 
-#ifndef __XEN_LINUX_COMPAT_H__
-#define __XEN_LINUX_COMPAT_H__
+#ifndef XEN__LINUX_COMPAT_H
+#define XEN__LINUX_COMPAT_H
 
 #include <xen/types.h>
 
@@ -21,4 +21,4 @@  typedef paddr_t phys_addr_t;
 
 #define __ffs(x) (ffsl(x) - 1UL)
 
-#endif /* __XEN_LINUX_COMPAT_H__ */
+#endif /* XEN__LINUX_COMPAT_H */
diff --git a/xen/include/xen/list.h b/xen/include/xen/list.h
index 62169f4674..4cfb196940 100644
--- a/xen/include/xen/list.h
+++ b/xen/include/xen/list.h
@@ -4,8 +4,8 @@ 
  * Useful linked-list definitions taken from the Linux kernel (2.6.18).
  */
 
-#ifndef __XEN_LIST_H__
-#define __XEN_LIST_H__
+#ifndef XEN__LIST_H
+#define XEN__LIST_H
 
 #include <xen/bug.h>
 #include <asm/system.h>
@@ -979,4 +979,4 @@  static inline void hlist_add_after_rcu(struct hlist_node *prev,
           ({ tpos = hlist_entry(pos, typeof(*(tpos)), member); 1;});    \
           (pos) = (pos)->next)
 
-#endif /* __XEN_LIST_H__ */
+#endif /* XEN__LIST_H */
diff --git a/xen/include/xen/list_sort.h b/xen/include/xen/list_sort.h
index 13ce0a55ec..9ec309ac83 100644
--- a/xen/include/xen/list_sort.h
+++ b/xen/include/xen/list_sort.h
@@ -1,5 +1,5 @@ 
-#ifndef _LINUX_LIST_SORT_H
-#define _LINUX_LIST_SORT_H
+#ifndef XEN__LIST_SORT_H
+#define XEN__LIST_SORT_H
 
 #include <xen/types.h>
 
diff --git a/xen/include/xen/lz4.h b/xen/include/xen/lz4.h
index fa20520110..fd11d01ef9 100644
--- a/xen/include/xen/lz4.h
+++ b/xen/include/xen/lz4.h
@@ -1,5 +1,5 @@ 
-#ifndef __LZ4_H__
-#define __LZ4_H__
+#ifndef XEN__LZ4_H
+#define XEN__LZ4_H
 
 /*
  * LZ4 Kernel Interface
diff --git a/xen/include/xen/lzo.h b/xen/include/xen/lzo.h
index e920027fad..7d3949e3f1 100644
--- a/xen/include/xen/lzo.h
+++ b/xen/include/xen/lzo.h
@@ -1,5 +1,5 @@ 
-#ifndef __LZO_H__
-#define __LZO_H__
+#ifndef XEN__LZO_H
+#define XEN__LZO_H
 /*
  *  LZO Public Kernel Interface
  *  A mini subset of the LZO real-time data compression library
diff --git a/xen/include/xen/macros.h b/xen/include/xen/macros.h
index 19caaa8026..9e470c7649 100644
--- a/xen/include/xen/macros.h
+++ b/xen/include/xen/macros.h
@@ -1,5 +1,5 @@ 
-#ifndef __MACROS_H__
-#define __MACROS_H__
+#ifndef XEN__MACROS_H
+#define XEN__MACROS_H
 
 #define ROUNDUP(x, a) (((x) + (a) - 1) & ~((a) - 1))
 
@@ -147,7 +147,7 @@ 
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __MACROS_H__ */
+#endif /* XEN__MACROS_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/mm-frame.h b/xen/include/xen/mm-frame.h
index d973aec901..d8dffe22d6 100644
--- a/xen/include/xen/mm-frame.h
+++ b/xen/include/xen/mm-frame.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_FRAME_NUM_H__
-#define __XEN_FRAME_NUM_H__
+#ifndef XEN__MM_FRAME_H
+#define XEN__MM_FRAME_H
 
 #include <xen/kernel.h>
 #include <xen/typesafe.h>
@@ -85,4 +85,4 @@  TYPE_SAFE(unsigned long, pfn);
 #define pfn_x
 #endif
 
-#endif /* __XEN_FRAME_NUM_H__ */
+#endif /* XEN__MM_FRAME_H */
diff --git a/xen/include/xen/mm.h b/xen/include/xen/mm.h
index 7561297a75..3a64b013c4 100644
--- a/xen/include/xen/mm.h
+++ b/xen/include/xen/mm.h
@@ -58,8 +58,8 @@ 
  *   documented, meanings.
  */
 
-#ifndef __XEN_MM_H__
-#define __XEN_MM_H__
+#ifndef XEN__MM_H
+#define XEN__MM_H
 
 #include <xen/bug.h>
 #include <xen/compiler.h>
@@ -648,4 +648,4 @@  static inline void put_page_alloc_ref(struct page_info *page)
     }
 }
 
-#endif /* __XEN_MM_H__ */
+#endif /* XEN__MM_H */
diff --git a/xen/include/xen/msi.h b/xen/include/xen/msi.h
index c903d0050c..4e462881ae 100644
--- a/xen/include/xen/msi.h
+++ b/xen/include/xen/msi.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_MSI_H_
-#define __XEN_MSI_H_
+#ifndef XEN__MSI_H
+#define XEN__MSI_H
 
 #include <xen/pci.h>
 
diff --git a/xen/include/xen/multiboot.h b/xen/include/xen/multiboot.h
index 80a1761d9e..30959a5bb6 100644
--- a/xen/include/xen/multiboot.h
+++ b/xen/include/xen/multiboot.h
@@ -14,8 +14,8 @@ 
    You should have received a copy of the GNU General Public License
    along with this program; If not, see <http://www.gnu.org/licenses/>.  */
 
-#ifndef __MULTIBOOT_H__
-#define __MULTIBOOT_H__
+#ifndef XEN__MULTIBOOT_H
+#define XEN__MULTIBOOT_H
 
 #include "const.h"
 
@@ -130,4 +130,4 @@  typedef struct memory_map memory_map_t;
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __MULTIBOOT_H__ */
+#endif /* XEN__MULTIBOOT_H */
diff --git a/xen/include/xen/multiboot2.h b/xen/include/xen/multiboot2.h
index f792040205..20c6082ea9 100644
--- a/xen/include/xen/multiboot2.h
+++ b/xen/include/xen/multiboot2.h
@@ -23,8 +23,8 @@ 
  *  IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#ifndef __MULTIBOOT2_H__
-#define __MULTIBOOT2_H__
+#ifndef XEN__MULTIBOOT2_H
+#define XEN__MULTIBOOT2_H
 
 /* The magic field should contain this.  */
 #define MULTIBOOT2_HEADER_MAGIC                         0xe85250d6
@@ -232,4 +232,4 @@  typedef struct {
 } multiboot2_tag_module_t;
 #endif /* __ASSEMBLY__ */
 
-#endif /* __MULTIBOOT2_H__ */
+#endif /* XEN__MULTIBOOT2_H */
diff --git a/xen/include/xen/multicall.h b/xen/include/xen/multicall.h
index 5bebeca7b2..fd71dbd9a1 100644
--- a/xen/include/xen/multicall.h
+++ b/xen/include/xen/multicall.h
@@ -2,8 +2,8 @@ 
  * multicall.h
  */
 
-#ifndef __XEN_MULTICALL_H__
-#define __XEN_MULTICALL_H__
+#ifndef XEN__MULTICALL_H
+#define XEN__MULTICALL_H
 
 #ifdef CONFIG_COMPAT
 #include <compat/xen.h>
@@ -27,4 +27,4 @@  enum mc_disposition {
     mc_preempt,
 } arch_do_multicall_call(struct mc_state *mcs);
 
-#endif /* __XEN_MULTICALL_H__ */
+#endif /* XEN__MULTICALL_H */
diff --git a/xen/include/xen/nodemask.h b/xen/include/xen/nodemask.h
index 1dd6c7458e..8cab82c7a2 100644
--- a/xen/include/xen/nodemask.h
+++ b/xen/include/xen/nodemask.h
@@ -1,5 +1,5 @@ 
-#ifndef __LINUX_NODEMASK_H
-#define __LINUX_NODEMASK_H
+#ifndef XEN__NODEMASK_H
+#define XEN__NODEMASK_H
 
 /*
  * Nodemasks provide a bitmap suitable for representing the
@@ -290,4 +290,4 @@  extern nodemask_t node_online_map;
 
 #define for_each_online_node(node) for_each_node_mask((node), node_online_map)
 
-#endif /* __LINUX_NODEMASK_H */
+#endif /* XEN__NODEMASK_H */
diff --git a/xen/include/xen/nospec.h b/xen/include/xen/nospec.h
index 828dbd4e0a..99e6d5a6e9 100644
--- a/xen/include/xen/nospec.h
+++ b/xen/include/xen/nospec.h
@@ -4,8 +4,8 @@ 
 /* Copyright(c) 2018 Intel Corporation. All rights reserved. */
 /* Copyright(c) 2018 Citrix Systems R&D Ltd. All rights reserved. */
 
-#ifndef XEN_NOSPEC_H
-#define XEN_NOSPEC_H
+#ifndef XEN__NOSPEC_H
+#define XEN__NOSPEC_H
 
 #include <xen/stdbool.h>
 
@@ -87,7 +87,7 @@  static always_inline bool lock_evaluate_nospec(bool condition)
 #endif
 }
 
-#endif /* XEN_NOSPEC_H */
+#endif /* XEN__NOSPEC_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/notifier.h b/xen/include/xen/notifier.h
index 05359e8a85..e2ce641311 100644
--- a/xen/include/xen/notifier.h
+++ b/xen/include/xen/notifier.h
@@ -7,8 +7,8 @@ 
  * Original code from Linux kernel 2.6.27 (Alan Cox <Alan.Cox@linux.org>)
  */
  
-#ifndef __XEN_NOTIFIER_H__
-#define __XEN_NOTIFIER_H__
+#ifndef XEN__NOTIFIER_H
+#define XEN__NOTIFIER_H
 
 #include <xen/types.h>
 #include <xen/errno.h>
@@ -68,4 +68,4 @@  static inline int notifier_to_errno(int ret)
     return (ret == NOTIFY_DONE) ? 0 : -(ret & ~NOTIFY_STOP_MASK);
 }
 
-#endif /* __XEN_NOTIFIER_H__ */
+#endif /* XEN__NOTIFIER_H */
diff --git a/xen/include/xen/numa.h b/xen/include/xen/numa.h
index fd1511a6fb..1617901fc2 100644
--- a/xen/include/xen/numa.h
+++ b/xen/include/xen/numa.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_NUMA_H
-#define _XEN_NUMA_H
+#ifndef XEN__NUMA_H
+#define XEN__NUMA_H
 
 #include <xen/mm-frame.h>
 
@@ -135,4 +135,4 @@  static inline nodeid_t mfn_to_nid(mfn_t mfn)
 
 #define page_to_nid(pg) mfn_to_nid(page_to_mfn(pg))
 
-#endif /* _XEN_NUMA_H */
+#endif /* XEN__NUMA_H */
diff --git a/xen/include/xen/p2m-common.h b/xen/include/xen/p2m-common.h
index a322e738ef..7cee4c92f2 100644
--- a/xen/include/xen/p2m-common.h
+++ b/xen/include/xen/p2m-common.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_P2M_COMMON_H
-#define _XEN_P2M_COMMON_H
+#ifndef XEN__P2M_COMMON_H
+#define XEN__P2M_COMMON_H
 
 #include <xen/mm-frame.h>
 
@@ -41,4 +41,4 @@  int __must_check check_get_page_from_gfn(struct domain *d, gfn_t gfn,
                                          struct page_info **page_p);
 
 
-#endif /* _XEN_P2M_COMMON_H */
+#endif /* XEN__P2M_COMMON_H */
diff --git a/xen/include/xen/page-defs.h b/xen/include/xen/page-defs.h
index 682da6b7b4..c06f247921 100644
--- a/xen/include/xen/page-defs.h
+++ b/xen/include/xen/page-defs.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PAGE_DEFS_H__
-#define __XEN_PAGE_DEFS_H__
+#ifndef XEN__PAGE_DEFS_H
+#define XEN__PAGE_DEFS_H
 
 /* Helpers for different page granularities. */
 #define PAGE_SIZE_GRAN(gran)        ((paddr_t)1 << PAGE_SHIFT_##gran)
@@ -32,4 +32,4 @@ 
 #define PAGE_MASK_1G                PAGE_MASK_GRAN(1G)
 #define PAGE_ALIGN_1G(addr)         PAGE_ALIGN_GRAN(1G, addr)
 
-#endif /* __XEN_PAGE_DEFS_H__ */
+#endif /* XEN__PAGE_DEFS_H */
diff --git a/xen/include/xen/page-size.h b/xen/include/xen/page-size.h
index 78ea57f324..b2a346e6b1 100644
--- a/xen/include/xen/page-size.h
+++ b/xen/include/xen/page-size.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PAGE_SIZE_H__
-#define __XEN_PAGE_SIZE_H__
+#ifndef XEN__PAGE_SIZE_H
+#define XEN__PAGE_SIZE_H
 
 #include <xen/const.h>
 #include <asm/page-bits.h>
diff --git a/xen/include/xen/paging.h b/xen/include/xen/paging.h
index a126c9bf58..08580a4c73 100644
--- a/xen/include/xen/paging.h
+++ b/xen/include/xen/paging.h
@@ -1,7 +1,7 @@ 
-#ifndef __XEN_PAGING_H__
-#define __XEN_PAGING_H__
+#ifndef XEN__PAGING_H
+#define XEN__PAGING_H
 
 #include <asm/paging.h>
 #include <asm/p2m.h>
 
-#endif /* __XEN_PAGING_H__ */
+#endif /* XEN__PAGING_H */
diff --git a/xen/include/xen/param.h b/xen/include/xen/param.h
index 1bdbab34ab..970af8d779 100644
--- a/xen/include/xen/param.h
+++ b/xen/include/xen/param.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_PARAM_H
-#define _XEN_PARAM_H
+#ifndef XEN__PARAM_H
+#define XEN__PARAM_H
 
 #include <xen/bug.h>
 #include <xen/hypfs.h>
@@ -196,4 +196,4 @@  static inline void no_config_param(const char *cfg, const char *param,
            cfg, param, len, s);
 }
 
-#endif /* _XEN_PARAM_H */
+#endif /* XEN__PARAM_H */
diff --git a/xen/include/xen/pci.h b/xen/include/xen/pci.h
index 63e49f0117..b8c6727d1b 100644
--- a/xen/include/xen/pci.h
+++ b/xen/include/xen/pci.h
@@ -4,8 +4,8 @@ 
  * PCI access functions.
  */
 
-#ifndef __XEN_PCI_H__
-#define __XEN_PCI_H__
+#ifndef XEN__PCI_H
+#define XEN__PCI_H
 
 #include <xen/types.h>
 #include <xen/list.h>
@@ -261,4 +261,4 @@  static inline int arch_pci_clean_pirqs(struct domain *d)
 }
 #endif /* CONFIG_HVM */
 
-#endif /* __XEN_PCI_H__ */
+#endif /* XEN__PCI_H */
diff --git a/xen/include/xen/pci_regs.h b/xen/include/xen/pci_regs.h
index 250ba106db..8a8f8e4b8e 100644
--- a/xen/include/xen/pci_regs.h
+++ b/xen/include/xen/pci_regs.h
@@ -19,8 +19,8 @@ 
  *	The Hypertransport I/O Link Specification
  */
 
-#ifndef LINUX_PCI_REGS_H
-#define LINUX_PCI_REGS_H
+#ifndef XEN__PCI_REGS_H
+#define XEN__PCI_REGS_H
 
 /*
  * Conventional PCI and PCI-X Mode 1 devices have 256 bytes of
@@ -616,4 +616,4 @@ 
 #define  PCI_SRIOV_VFM_MO	0x2	/* Active.MigrateOut */
 #define  PCI_SRIOV_VFM_AV	0x3	/* Active.Available */
 
-#endif /* LINUX_PCI_REGS_H */
+#endif /* XEN__PCI_REGS_H */
diff --git a/xen/include/xen/pdx.h b/xen/include/xen/pdx.h
index 23f3956db8..04a31e0629 100644
--- a/xen/include/xen/pdx.h
+++ b/xen/include/xen/pdx.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PDX_H__
-#define __XEN_PDX_H__
+#ifndef XEN__PDX_H
+#define XEN__PDX_H
 
 /*
  * PDX (Page inDeX)
@@ -239,7 +239,7 @@  static inline void pfn_pdx_hole_setup(unsigned long mask)
 }
 
 #endif /* CONFIG_PDX_COMPRESSION */
-#endif /* __XEN_PDX_H__ */
+#endif /* XEN__PDX_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/percpu.h b/xen/include/xen/percpu.h
index 57522f346b..2cc1ed4a3a 100644
--- a/xen/include/xen/percpu.h
+++ b/xen/include/xen/percpu.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PERCPU_H__
-#define __XEN_PERCPU_H__
+#ifndef XEN__PERCPU_H
+#define XEN__PERCPU_H
 
 #define DECLARE_PER_CPU(type, name) \
     extern __typeof__(type) per_cpu__ ## name
@@ -33,4 +33,4 @@ 
 #define get_cpu_var(var) this_cpu(var)
 #define put_cpu_var(var)
 
-#endif /* __XEN_PERCPU_H__ */
+#endif /* XEN__PERCPU_H */
diff --git a/xen/include/xen/perfc.h b/xen/include/xen/perfc.h
index f9009dc388..85fa4d8397 100644
--- a/xen/include/xen/perfc.h
+++ b/xen/include/xen/perfc.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PERFC_H__
-#define __XEN_PERFC_H__
+#ifndef XEN__PERFC_H
+#define XEN__PERFC_H
 
 #ifdef CONFIG_PERF_COUNTERS
 
@@ -116,4 +116,4 @@  extern void cf_check perfc_reset(unsigned char key);
 
 #endif /* CONFIG_PERF_COUNTERS */
 
-#endif /* __XEN_PERFC_H__ */
+#endif /* XEN__PERFC_H */
diff --git a/xen/include/xen/perfc_defn.h b/xen/include/xen/perfc_defn.h
index 0027d95a60..38865b614e 100644
--- a/xen/include/xen/perfc_defn.h
+++ b/xen/include/xen/perfc_defn.h
@@ -1,6 +1,6 @@ 
 /* This file is legitimately included multiple times. */
-/*#ifndef __XEN_PERFC_DEFN_H__*/
-/*#define __XEN_PERFC_DEFN_H__*/
+/*#ifndef XEN__PERFC_DEFN_H*/
+/*#define XEN__PERFC_DEFN_H*/
 
 #include <asm/perfc_defn.h>
 
@@ -83,4 +83,4 @@  PERFCOUNTER(tickled_cpu_overridden, "csched2: tickled_cpu_overridden")
 
 PERFCOUNTER(need_flush_tlb_flush,   "PG_need_flush tlb flushes")
 
-/*#endif*/ /* __XEN_PERFC_DEFN_H__ */
+/*#endif*/ /* XEN__PERFC_DEFN_H */
diff --git a/xen/include/xen/pfn.h b/xen/include/xen/pfn.h
index 1ca9b095e0..14fe4c8864 100644
--- a/xen/include/xen/pfn.h
+++ b/xen/include/xen/pfn.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PFN_H__
-#define __XEN_PFN_H__
+#ifndef XEN__PFN_H
+#define XEN__PFN_H
 
 #include <xen/page-size.h>
 
@@ -9,4 +9,4 @@ 
 #define round_pgup(p)    (((p) + (PAGE_SIZE - 1)) & PAGE_MASK)
 #define round_pgdown(p)  ((p) & PAGE_MASK)
 
-#endif /* __XEN_PFN_H__ */
+#endif /* XEN__PFN_H */
diff --git a/xen/include/xen/pmap.h b/xen/include/xen/pmap.h
index 93e61b1087..7da30c1240 100644
--- a/xen/include/xen/pmap.h
+++ b/xen/include/xen/pmap.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PMAP_H__
-#define __XEN_PMAP_H__
+#ifndef XEN__PMAP_H
+#define XEN__PMAP_H
 
 /* Large enough for mapping 5 levels of page tables with some headroom */
 #define NUM_FIX_PMAP 8
@@ -13,4 +13,4 @@  void pmap_unmap(const void *p);
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __XEN_PMAP_H__ */
+#endif /* XEN__PMAP_H */
diff --git a/xen/include/xen/pmstat.h b/xen/include/xen/pmstat.h
index e6ab1423a9..38837ed8e3 100644
--- a/xen/include/xen/pmstat.h
+++ b/xen/include/xen/pmstat.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PMSTAT_H_
-#define __XEN_PMSTAT_H_
+#ifndef XEN__PMSTAT_H
+#define XEN__PMSTAT_H
 
 #include <xen/types.h>
 #include <public/platform.h> /* for struct xen_processor_power */
@@ -14,4 +14,4 @@  int pmstat_reset_cx_stat(unsigned int cpu);
 int do_get_pm_info(struct xen_sysctl_get_pmstat *op);
 int do_pm_op(struct xen_sysctl_pm_op *op);
 
-#endif /* __XEN_PMSTAT_H_ */
+#endif /* XEN__PMSTAT_H */
diff --git a/xen/include/xen/preempt.h b/xen/include/xen/preempt.h
index aa059b497b..c1a41ba330 100644
--- a/xen/include/xen/preempt.h
+++ b/xen/include/xen/preempt.h
@@ -6,8 +6,8 @@ 
  * Copyright (c) 2010, Keir Fraser <keir@xen.org>
  */
 
-#ifndef __XEN_PREEMPT_H__
-#define __XEN_PREEMPT_H__
+#ifndef XEN__PREEMPT_H
+#define XEN__PREEMPT_H
 
 #include <xen/types.h>
 #include <xen/percpu.h>
@@ -34,4 +34,4 @@  void ASSERT_NOT_IN_ATOMIC(void);
 #define ASSERT_NOT_IN_ATOMIC() ((void)0)
 #endif
 
-#endif /* __XEN_PREEMPT_H__ */
+#endif /* XEN__PREEMPT_H */
diff --git a/xen/include/xen/prefetch.h b/xen/include/xen/prefetch.h
index 85831f953f..70f4780285 100644
--- a/xen/include/xen/prefetch.h
+++ b/xen/include/xen/prefetch.h
@@ -7,8 +7,8 @@ 
  *
  */
 
-#ifndef _LINUX_PREFETCH_H
-#define _LINUX_PREFETCH_H
+#ifndef XEN__PREFETCH_H
+#define XEN__PREFETCH_H
 
 #include <asm/processor.h>
 #include <asm/cache.h>
diff --git a/xen/include/xen/pv_console.h b/xen/include/xen/pv_console.h
index 2133aa71cb..5c984dd543 100644
--- a/xen/include/xen/pv_console.h
+++ b/xen/include/xen/pv_console.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_PV_CONSOLE_H__
-#define __XEN_PV_CONSOLE_H__
+#ifndef XEN__PV_CONSOLE_H
+#define XEN__PV_CONSOLE_H
 
 #include <xen/serial.h>
 
@@ -21,7 +21,7 @@  static inline void pv_console_puts(const char *buf, size_t nr) { }
 static inline size_t pv_console_rx(void) { return 0; }
 
 #endif /* !CONFIG_XEN_GUEST */
-#endif /* __XEN_PV_CONSOLE_H__ */
+#endif /* XEN__PV_CONSOLE_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/xen/radix-tree.h b/xen/include/xen/radix-tree.h
index 58c40312e6..4a3ad62702 100644
--- a/xen/include/xen/radix-tree.h
+++ b/xen/include/xen/radix-tree.h
@@ -16,8 +16,8 @@ 
  * You should have received a copy of the GNU General Public License
  * along with this program; If not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef _XEN_RADIX_TREE_H
-#define _XEN_RADIX_TREE_H
+#ifndef XEN__RADIX_TREE_H
+#define XEN__RADIX_TREE_H
 
 #include <xen/types.h>
 #include <xen/lib.h>
@@ -224,4 +224,4 @@  unsigned long radix_tree_next_hole(struct radix_tree_root *root,
 unsigned long radix_tree_prev_hole(struct radix_tree_root *root,
 				unsigned long index, unsigned long max_scan);
 
-#endif /* _XEN_RADIX_TREE_H */
+#endif /* XEN__RADIX_TREE_H */
diff --git a/xen/include/xen/random.h b/xen/include/xen/random.h
index b950f03c0c..abb011d654 100644
--- a/xen/include/xen/random.h
+++ b/xen/include/xen/random.h
@@ -1,9 +1,9 @@ 
-#ifndef __XEN_RANDOM_H__
-#define __XEN_RANDOM_H__
+#ifndef XEN__RANDOM_H
+#define XEN__RANDOM_H
 
 unsigned int get_random(void);
 
 /* The value keeps unchange once initialized for each booting */
 extern unsigned int boot_random;
 
-#endif /* __XEN_RANDOM_H__ */
+#endif /* XEN__RANDOM_H */
diff --git a/xen/include/xen/rangeset.h b/xen/include/xen/rangeset.h
index 96c9180825..36bc2055a9 100644
--- a/xen/include/xen/rangeset.h
+++ b/xen/include/xen/rangeset.h
@@ -7,8 +7,8 @@ 
  * Copyright (c) 2005, K A Fraser
  */
 
-#ifndef __XEN_RANGESET_H__
-#define __XEN_RANGESET_H__
+#ifndef XEN__RANGESET_H
+#define XEN__RANGESET_H
 
 #include <xen/types.h>
 
@@ -100,7 +100,7 @@  void rangeset_swap(struct rangeset *a, struct rangeset *b);
 void rangeset_domain_printk(
     struct domain *d);
 
-#endif /* __XEN_RANGESET_H__ */
+#endif /* XEN__RANGESET_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/rbtree.h b/xen/include/xen/rbtree.h
index 77bf57d4ab..a8c5215e06 100644
--- a/xen/include/xen/rbtree.h
+++ b/xen/include/xen/rbtree.h
@@ -90,8 +90,8 @@  static inline struct page * rb_insert_page_cache(struct inode * inode,
 -----------------------------------------------------------------------
 */
 
-#ifndef __RBTREE_H__
-#define __RBTREE_H__
+#ifndef XEN__RBTREE_H
+#define XEN__RBTREE_H
 
 struct rb_node {
 	unsigned long  __rb_parent_color;
@@ -139,4 +139,4 @@  static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
 	*rb_link = node;
 }
 
-#endif /* __RBTREE_H__ */
+#endif /* XEN__RBTREE_H */
diff --git a/xen/include/xen/rcupdate.h b/xen/include/xen/rcupdate.h
index 95f4ad81c4..5e0a8328ee 100644
--- a/xen/include/xen/rcupdate.h
+++ b/xen/include/xen/rcupdate.h
@@ -28,8 +28,8 @@ 
  * http://lse.sourceforge.net/locking/rcupdate.html
  */
 
-#ifndef __XEN_RCUPDATE_H
-#define __XEN_RCUPDATE_H
+#ifndef XEN__RCUPDATE_H
+#define XEN__RCUPDATE_H
 
 #include <xen/compiler.h>
 #include <xen/spinlock.h>
@@ -179,4 +179,4 @@  void rcu_barrier(void);
 void rcu_idle_enter(unsigned int cpu);
 void rcu_idle_exit(unsigned int cpu);
 
-#endif /* __XEN_RCUPDATE_H */
+#endif /* XEN__RCUPDATE_H */
diff --git a/xen/include/xen/rwlock.h b/xen/include/xen/rwlock.h
index 4e78028218..129bba2a78 100644
--- a/xen/include/xen/rwlock.h
+++ b/xen/include/xen/rwlock.h
@@ -1,5 +1,5 @@ 
-#ifndef __RWLOCK_H__
-#define __RWLOCK_H__
+#ifndef XEN__RWLOCK_H
+#define XEN__RWLOCK_H
 
 #include <xen/percpu.h>
 #include <xen/preempt.h>
@@ -455,4 +455,4 @@  static inline void _percpu_write_unlock(percpu_rwlock_t **per_cpudata,
 #define DECLARE_PERCPU_RWLOCK_GLOBAL(name) DECLARE_PER_CPU(percpu_rwlock_t *, \
                                                            name)
 
-#endif /* __RWLOCK_H__ */
+#endif /* XEN__RWLOCK_H */
diff --git a/xen/include/xen/sched.h b/xen/include/xen/sched.h
index 90666576c2..968ec5f8db 100644
--- a/xen/include/xen/sched.h
+++ b/xen/include/xen/sched.h
@@ -1,6 +1,6 @@ 
 
-#ifndef __SCHED_H__
-#define __SCHED_H__
+#ifndef XEN__SCHED_H
+#define XEN__SCHED_H
 
 #include <xen/types.h>
 #include <xen/spinlock.h>
@@ -1276,7 +1276,7 @@  btcpupools_get_domain_pool_id(const struct dt_device_node *node)
 
 #endif
 
-#endif /* __SCHED_H__ */
+#endif /* XEN__SCHED_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/sections.h b/xen/include/xen/sections.h
index f2fac8d7fa..fbba123325 100644
--- a/xen/include/xen/sections.h
+++ b/xen/include/xen/sections.h
@@ -1,7 +1,7 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#ifndef __XEN_SECTIONS_H__
-#define __XEN_SECTIONS_H__
+#ifndef XEN__SECTIONS_H
+#define XEN__SECTIONS_H
 
 #include <xen/compiler.h>
 
@@ -27,7 +27,7 @@  extern char __init_begin[], __init_end[];
  */
 #define __ro_after_init __section(".data.ro_after_init")
 
-#endif /* !__XEN_SECTIONS_H__ */
+#endif /* !XEN__SECTIONS_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/xen/self-tests.h b/xen/include/xen/self-tests.h
index bd8a4867aa..149b48b804 100644
--- a/xen/include/xen/self-tests.h
+++ b/xen/include/xen/self-tests.h
@@ -4,8 +4,8 @@ 
  * Helpers for Xen self-tests of basic logic, including confirming that
  * examples which should be calculated by the compiler are.
  */
-#ifndef XEN_SELF_TESTS_H
-#define XEN_SELF_TESTS_H
+#ifndef XEN__SELF_TESTS_H
+#define XEN__SELF_TESTS_H
 
 #include <xen/lib.h>
 
@@ -59,4 +59,4 @@ 
         RUNTIME_CHECK(fn, val, res);            \
     } while ( 0 )
 
-#endif /* XEN_SELF_TESTS_H */
+#endif /* XEN__SELF_TESTS_H */
diff --git a/xen/include/xen/serial.h b/xen/include/xen/serial.h
index 3d21207a3d..1799c199ca 100644
--- a/xen/include/xen/serial.h
+++ b/xen/include/xen/serial.h
@@ -6,8 +6,8 @@ 
  * Copyright (c) 2003-2008, K A Fraser
  */
 
-#ifndef __XEN_SERIAL_H__
-#define __XEN_SERIAL_H__
+#ifndef XEN__SERIAL_H
+#define XEN__SERIAL_H
 
 #include <xen/init.h>
 #include <xen/spinlock.h>
@@ -174,7 +174,7 @@  int dbgp_op(const struct physdev_dbgp_op *op);
 /* Baud rate was pre-configured before invoking the UART driver. */
 #define BAUD_AUTO (-1)
 
-#endif /* __XEN_SERIAL_H__ */
+#endif /* XEN__SERIAL_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/shared.h b/xen/include/xen/shared.h
index 5b71342cab..31e1cca8c8 100644
--- a/xen/include/xen/shared.h
+++ b/xen/include/xen/shared.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_SHARED_H__
-#define __XEN_SHARED_H__
+#ifndef XEN__SHARED_H
+#define XEN__SHARED_H
 
 #ifdef CONFIG_COMPAT
 
@@ -47,4 +47,4 @@  extern vcpu_info_t dummy_vcpu_info;
 #define vcpu_info(v, field)        \
         __vcpu_info(v, (vcpu_info_t *)(v)->vcpu_info_area.map, field)
 
-#endif /* __XEN_SHARED_H__ */
+#endif /* XEN__SHARED_H */
diff --git a/xen/include/xen/shutdown.h b/xen/include/xen/shutdown.h
index c7fa23aec1..9197b56d5f 100644
--- a/xen/include/xen/shutdown.h
+++ b/xen/include/xen/shutdown.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_SHUTDOWN_H__
-#define __XEN_SHUTDOWN_H__
+#ifndef XEN__SHUTDOWN_H
+#define XEN__SHUTDOWN_H
 
 #include <xen/compiler.h>
 #include <xen/types.h>
@@ -12,4 +12,4 @@  void noreturn hwdom_shutdown(unsigned char reason);
 void noreturn machine_restart(unsigned int delay_millisecs);
 void noreturn machine_halt(void);
 
-#endif /* __XEN_SHUTDOWN_H__ */
+#endif /* XEN__SHUTDOWN_H */
diff --git a/xen/include/xen/sizes.h b/xen/include/xen/sizes.h
index f7b728ddab..16c1009fc2 100644
--- a/xen/include/xen/sizes.h
+++ b/xen/include/xen/sizes.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_SIZES_H__
-#define __XEN_SIZES_H__
+#ifndef XEN__SIZES_H
+#define XEN__SIZES_H
 
 /*
  * Taken from kernel code include/linux/size.h
@@ -45,4 +45,4 @@ 
 #define SZ_1G                           0x40000000
 #define SZ_2G                           0x80000000
 
-#endif /* __XEN_SIZES_H__ */
+#endif /* XEN__SIZES_H */
diff --git a/xen/include/xen/smp.h b/xen/include/xen/smp.h
index 2ca9ff1bfc..faffb49704 100644
--- a/xen/include/xen/smp.h
+++ b/xen/include/xen/smp.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_SMP_H__
-#define __XEN_SMP_H__
+#ifndef XEN__SMP_H
+#define XEN__SMP_H
 
 #include <asm/smp.h>
 
@@ -76,4 +76,4 @@  extern void *stack_base[NR_CPUS];
 void initialize_cpu_data(unsigned int cpu);
 int setup_cpu_root_pgt(unsigned int cpu);
 
-#endif /* __XEN_SMP_H__ */
+#endif /* XEN__SMP_H */
diff --git a/xen/include/xen/softirq.h b/xen/include/xen/softirq.h
index 33d6f2ecd2..6cceb109fa 100644
--- a/xen/include/xen/softirq.h
+++ b/xen/include/xen/softirq.h
@@ -1,5 +1,5 @@ 
-#if !defined(__XEN_SOFTIRQ_H__) && !defined(__ASSEMBLY__)
-#define __XEN_SOFTIRQ_H__
+#if !defined(XEN__SOFTIRQ_H) && !defined(__ASSEMBLY__)
+#define XEN__SOFTIRQ_H
 
 /* Low-latency softirqs come first in the following list. */
 enum {
@@ -40,4 +40,4 @@  void cpu_raise_softirq_batch_finish(void);
  */
 void process_pending_softirqs(void);
 
-#endif /* __XEN_SOFTIRQ_H__ */
+#endif /* XEN__SOFTIRQ_H */
diff --git a/xen/include/xen/sort.h b/xen/include/xen/sort.h
index b953286284..110a54637b 100644
--- a/xen/include/xen/sort.h
+++ b/xen/include/xen/sort.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_SORT_H__
-#define __XEN_SORT_H__
+#ifndef XEN__SORT_H
+#define XEN__SORT_H
 
 #include <xen/types.h>
 
@@ -60,4 +60,4 @@  void sort(void *base, size_t num, size_t size,
     }
 }
 
-#endif /* __XEN_SORT_H__ */
+#endif /* XEN__SORT_H */
diff --git a/xen/include/xen/spinlock.h b/xen/include/xen/spinlock.h
index 8825affb25..b84ac4d347 100644
--- a/xen/include/xen/spinlock.h
+++ b/xen/include/xen/spinlock.h
@@ -1,5 +1,5 @@ 
-#ifndef __SPINLOCK_H__
-#define __SPINLOCK_H__
+#ifndef XEN__SPINLOCK_H
+#define XEN__SPINLOCK_H
 
 #include <xen/nospec.h>
 #include <xen/time.h>
@@ -358,4 +358,4 @@  static always_inline void nrspin_lock_irq(rspinlock_t *l)
 #define nrspin_unlock_irqrestore(l, f) _nrspin_unlock_irqrestore(l, f)
 #define nrspin_unlock_irq(l)           _nrspin_unlock_irq(l)
 
-#endif /* __SPINLOCK_H__ */
+#endif /* XEN__SPINLOCK_H */
diff --git a/xen/include/xen/stdarg.h b/xen/include/xen/stdarg.h
index 29249a11a7..ec1f1d8378 100644
--- a/xen/include/xen/stdarg.h
+++ b/xen/include/xen/stdarg.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_STDARG_H__
-#define __XEN_STDARG_H__
+#ifndef XEN__STDARG_H
+#define XEN__STDARG_H
 
 typedef __builtin_va_list va_list;
 #define va_copy(dest, src)    __builtin_va_copy((dest), (src))
@@ -7,4 +7,4 @@  typedef __builtin_va_list va_list;
 #define va_end(ap)            __builtin_va_end(ap)
 #define va_arg                __builtin_va_arg
 
-#endif /* __XEN_STDARG_H__ */
+#endif /* XEN__STDARG_H */
diff --git a/xen/include/xen/stdbool.h b/xen/include/xen/stdbool.h
index b0947a62b5..99f25d64f6 100644
--- a/xen/include/xen/stdbool.h
+++ b/xen/include/xen/stdbool.h
@@ -1,9 +1,9 @@ 
-#ifndef __XEN_STDBOOL_H__
-#define __XEN_STDBOOL_H__
+#ifndef XEN__STDBOOL_H
+#define XEN__STDBOOL_H
 
 #define bool _Bool
 #define true 1
 #define false 0
 #define __bool_true_false_are_defined   1
 
-#endif /* __XEN_STDBOOL_H__ */
+#endif /* XEN__STDBOOL_H */
diff --git a/xen/include/xen/stdint.h b/xen/include/xen/stdint.h
index a40165c6ae..1e4319fd0f 100644
--- a/xen/include/xen/stdint.h
+++ b/xen/include/xen/stdint.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef __XEN_STDINT_H__
-#define __XEN_STDINT_H__
+#ifndef XEN__STDINT_H
+#define XEN__STDINT_H
 
 #ifndef __INT8_TYPE__ /* GCC <= 4.4 */
 
@@ -30,4 +30,4 @@  typedef __UINT64_TYPE__    uint64_t;
 
 #endif
 
-#endif /* __XEN_STDINT_H__ */
+#endif /* XEN__STDINT_H */
diff --git a/xen/include/xen/stop_machine.h b/xen/include/xen/stop_machine.h
index 0bbf71f112..7a3f22affc 100644
--- a/xen/include/xen/stop_machine.h
+++ b/xen/include/xen/stop_machine.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_STOP_MACHINE_H__
-#define __XEN_STOP_MACHINE_H__
+#ifndef XEN__STOP_MACHINE_H
+#define XEN__STOP_MACHINE_H
 
 /**
  * stop_machine_run: freeze the machine on all CPUs and run this function
@@ -16,4 +16,4 @@ 
  * grabbing every spinlock in the kernel. */
 int stop_machine_run(int (*fn)(void *data), void *data, unsigned int cpu);
 
-#endif /* __XEN_STOP_MACHINE_H__ */
+#endif /* XEN__STOP_MACHINE_H */
diff --git a/xen/include/xen/string.h b/xen/include/xen/string.h
index bd4a8f48e9..0d7383ef9a 100644
--- a/xen/include/xen/string.h
+++ b/xen/include/xen/string.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_STRING_H__
-#define __XEN_STRING_H__
+#ifndef XEN__STRING_H
+#define XEN__STRING_H
 
 #include <xen/types.h>	/* for size_t */
 
@@ -100,7 +100,7 @@  void *memchr_inv(const void *s, int c, size_t n);
     (strlcat(d, s, sizeof(d)) >= sizeof(d));    \
 })
 
-#endif /* __XEN_STRING_H__ */
+#endif /* XEN__STRING_H */
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/xen/stringify.h b/xen/include/xen/stringify.h
index 36808e0969..be4a979885 100644
--- a/xen/include/xen/stringify.h
+++ b/xen/include/xen/stringify.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_STRINGIFY_H
-#define __XEN_STRINGIFY_H
+#ifndef XEN__STRINGIFY_H
+#define XEN__STRINGIFY_H
 
 /* Indirect stringification.  Doing two levels allows the parameter to be a
  * macro itself.  For example, compile with -DFOO=bar, __stringify(FOO)
@@ -9,4 +9,4 @@ 
 #define __stringify_1(x...) #x
 #define __stringify(x...)   __stringify_1(x)
 
-#endif /* !__XEN_STRINGIFY_H */
+#endif /* !XEN__STRINGIFY_H */
diff --git a/xen/include/xen/symbols.h b/xen/include/xen/symbols.h
index 20bbb28ef2..d8adc03a07 100644
--- a/xen/include/xen/symbols.h
+++ b/xen/include/xen/symbols.h
@@ -1,5 +1,5 @@ 
-#ifndef _XEN_SYMBOLS_H
-#define _XEN_SYMBOLS_H
+#ifndef XEN__SYMBOLS_H
+#define XEN__SYMBOLS_H
 
 #include <xen/types.h>
 
@@ -33,4 +33,4 @@  struct symbol_offset {
     uint32_t stream; /* .. in the compressed stream.*/
     uint32_t addr;   /* .. and in the fixed size address array. */
 };
-#endif /*_XEN_SYMBOLS_H*/
+#endif /*XEN__SYMBOLS_H*/
diff --git a/xen/include/xen/tasklet.h b/xen/include/xen/tasklet.h
index 78760b694a..55ff906a31 100644
--- a/xen/include/xen/tasklet.h
+++ b/xen/include/xen/tasklet.h
@@ -7,8 +7,8 @@ 
  * during per-tasklet initialisation.
  */
 
-#ifndef __XEN_TASKLET_H__
-#define __XEN_TASKLET_H__
+#ifndef XEN__TASKLET_H
+#define XEN__TASKLET_H
 
 #include <xen/types.h>
 #include <xen/list.h>
@@ -64,4 +64,4 @@  void softirq_tasklet_init(struct tasklet *t,
                           void (*func)(void *data), void *data);
 void tasklet_subsys_init(void);
 
-#endif /* __XEN_TASKLET_H__ */
+#endif /* XEN__TASKLET_H */
diff --git a/xen/include/xen/time.h b/xen/include/xen/time.h
index 67c586b736..cf515fcdeb 100644
--- a/xen/include/xen/time.h
+++ b/xen/include/xen/time.h
@@ -5,8 +5,8 @@ 
  * Copyright (c) 2002-2005 K A Fraser
  */
 
-#ifndef __XEN_TIME_H__
-#define __XEN_TIME_H__
+#ifndef XEN__TIME_H
+#define XEN__TIME_H
 
 #include <xen/types.h>
 #include <public/xen.h>
@@ -77,7 +77,7 @@  void domain_set_time_offset(struct domain *d, int64_t time_offset_seconds);
 
 #include <asm/time.h>
 
-#endif /* __XEN_TIME_H__ */
+#endif /* XEN__TIME_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/timer.h b/xen/include/xen/timer.h
index fb28517515..2fa5ba57ab 100644
--- a/xen/include/xen/timer.h
+++ b/xen/include/xen/timer.h
@@ -5,8 +5,8 @@ 
  * Copyright (c) 2002-2005 K A Fraser
  */
 
-#ifndef _TIMER_H_
-#define _TIMER_H_
+#ifndef XEN__TIMER_H
+#define XEN__TIMER_H
 
 #include <xen/spinlock.h>
 #include <xen/time.h>
@@ -110,7 +110,7 @@  int reprogram_timer(s_time_t timeout);
 /* Calculate the aligned first tick time for a given periodic timer. */
 s_time_t align_timer(s_time_t firsttick, uint64_t period);
 
-#endif /* _TIMER_H_ */
+#endif /* XEN__TIMER_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/trace.h b/xen/include/xen/trace.h
index 914cecbc18..4bdbdeffa8 100644
--- a/xen/include/xen/trace.h
+++ b/xen/include/xen/trace.h
@@ -18,8 +18,8 @@ 
  * trace buffer contents can then be performed using a userland tool.
  */
 
-#ifndef __XEN_TRACE_H__
-#define __XEN_TRACE_H__
+#ifndef XEN__TRACE_H
+#define XEN__TRACE_H
 
 #include <xen/types.h>
 #include <public/sysctl.h>
@@ -91,4 +91,4 @@  static inline void trace_time(
 /* Create a trace record with time included. */
 #define TRACE_TIME(_e, ...) TRACE((_e) | TRC_HD_CYCLE_FLAG, ## __VA_ARGS__)
 
-#endif /* __XEN_TRACE_H__ */
+#endif /* XEN__TRACE_H */
diff --git a/xen/include/xen/types.h b/xen/include/xen/types.h
index 1bcc5a474f..f8ca8a7958 100644
--- a/xen/include/xen/types.h
+++ b/xen/include/xen/types.h
@@ -1,5 +1,5 @@ 
-#ifndef __TYPES_H__
-#define __TYPES_H__
+#ifndef XEN__TYPES_H
+#define XEN__TYPES_H
 
 #include <xen/stdbool.h>
 #include <xen/stdint.h>
@@ -64,4 +64,4 @@  typedef unsigned int __attribute__((__mode__(__pointer__))) uintptr_t;
 #define test_and_set_bool(b)   xchg(&(b), true)
 #define test_and_clear_bool(b) xchg(&(b), false)
 
-#endif /* __TYPES_H__ */
+#endif /* XEN__TYPES_H */
diff --git a/xen/include/xen/typesafe.h b/xen/include/xen/typesafe.h
index 7ecd3b4a8d..8898278e75 100644
--- a/xen/include/xen/typesafe.h
+++ b/xen/include/xen/typesafe.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_TYPESAFE_H__
-#define __XEN_TYPESAFE_H__
+#ifndef XEN__TYPESAFE_H
+#define XEN__TYPESAFE_H
 
 /*
  * Compiler games to gain type safety between different logical integers.
@@ -33,7 +33,7 @@ 
 
 #endif
 
-#endif /* __XEN_TYPESAFE_H__ */
+#endif /* XEN__TYPESAFE_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/unaligned.h b/xen/include/xen/unaligned.h
index d9bb599e65..d4e35c13e5 100644
--- a/xen/include/xen/unaligned.h
+++ b/xen/include/xen/unaligned.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __XEN_UNALIGNED_H__
-#define __XEN_UNALIGNED_H__
+#ifndef XEN__UNALIGNED_H
+#define XEN__UNALIGNED_H
 
 #ifdef __XEN__
 #include <xen/types.h>
@@ -85,4 +85,4 @@  static inline void put_unaligned_le64(uint64_t val, void *p)
 	put_unaligned_t(__le64, cpu_to_le64(val), p);
 }
 
-#endif /* __XEN_UNALIGNED_H__ */
+#endif /* XEN__UNALIGNED_H */
diff --git a/xen/include/xen/version.h b/xen/include/xen/version.h
index 93c5877363..858469684d 100644
--- a/xen/include/xen/version.h
+++ b/xen/include/xen/version.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_VERSION_H__
-#define __XEN_VERSION_H__
+#ifndef XEN__VERSION_H
+#define XEN__VERSION_H
 
 #include <xen/types.h>
 #include <xen/elfstructs.h>
@@ -27,4 +27,4 @@  int xen_build_id_check(const Elf_Note *n, unsigned int n_sz,
 static inline void xen_build_init(void) {};
 #endif
 
-#endif /* __XEN_VERSION_H__ */
+#endif /* XEN__VERSION_H */
diff --git a/xen/include/xen/vga.h b/xen/include/xen/vga.h
index ceb8a527ed..6f8cd20bd7 100644
--- a/xen/include/xen/vga.h
+++ b/xen/include/xen/vga.h
@@ -6,8 +6,8 @@ 
  *  for more details.
  */
 
-#ifndef _XEN_VGA_H
-#define _XEN_VGA_H
+#ifndef XEN__VGA_H
+#define XEN__VGA_H
 
 #include <xen/video.h>
 
@@ -21,4 +21,4 @@  void vesa_endboot(bool keep);
 static inline void vesa_init(void) {}
 #endif
 
-#endif /* _XEN_VGA_H */
+#endif /* XEN__VGA_H */
diff --git a/xen/include/xen/video.h b/xen/include/xen/video.h
index 1ee1aa46b1..2db8bbaa2e 100644
--- a/xen/include/xen/video.h
+++ b/xen/include/xen/video.h
@@ -6,8 +6,8 @@ 
  *  for more details.
  */
 
-#ifndef _XEN_VIDEO_H
-#define _XEN_VIDEO_H
+#ifndef XEN__VIDEO_H
+#define XEN__VIDEO_H
 
 #include <public/xen.h>
 
@@ -21,4 +21,4 @@  static inline void video_puts(const char *str, size_t nr) {}
 #define video_endboot() ((void)0)
 #endif
 
-#endif /* _XEN_VIDEO_H */
+#endif /* XEN__VIDEO_H */
diff --git a/xen/include/xen/virtual_region.h b/xen/include/xen/virtual_region.h
index a18dfb6fb0..860043ab76 100644
--- a/xen/include/xen/virtual_region.h
+++ b/xen/include/xen/virtual_region.h
@@ -3,8 +3,8 @@ 
  *
  */
 
-#ifndef __XEN_VIRTUAL_REGION_H__
-#define __XEN_VIRTUAL_REGION_H__
+#ifndef XEN__VIRTUAL_REGION_H
+#define XEN__VIRTUAL_REGION_H
 
 #include <xen/list.h>
 #include <xen/symbols.h>
@@ -46,7 +46,7 @@  void unregister_virtual_region(struct virtual_region *r);
 void relax_virtual_region_perms(void);
 void tighten_virtual_region_perms(void);
 
-#endif /* __XEN_VIRTUAL_REGION_H__ */
+#endif /* XEN__VIRTUAL_REGION_H */
 
 /*
  * Local variables:
diff --git a/xen/include/xen/vmap.h b/xen/include/xen/vmap.h
index c1dd7ac22f..c94c4d68f1 100644
--- a/xen/include/xen/vmap.h
+++ b/xen/include/xen/vmap.h
@@ -5,8 +5,8 @@ 
  * purpose area (VMAP_DEFAULT) and a livepatch-specific area (VMAP_XEN). The
  * latter is used when loading livepatches and the former for everything else.
  */
-#if !defined(__XEN_VMAP_H__) && defined(VMAP_VIRT_START)
-#define __XEN_VMAP_H__
+#if !defined(XEN__VMAP_H) && defined(VMAP_VIRT_START)
+#define XEN__VMAP_H
 
 #include <xen/mm-frame.h>
 #include <xen/page-size.h>
@@ -146,4 +146,4 @@  static inline void vm_init(void)
 #endif
 }
 
-#endif /* __XEN_VMAP_H__ */
+#endif /* XEN__VMAP_H */
diff --git a/xen/include/xen/wait.h b/xen/include/xen/wait.h
index 1c68bc564b..c890d3244d 100644
--- a/xen/include/xen/wait.h
+++ b/xen/include/xen/wait.h
@@ -6,8 +6,8 @@ 
  * Copyright (c) 2010, Keir Fraser <keir@xen.org>
  */
 
-#ifndef __XEN_WAIT_H__
-#define __XEN_WAIT_H__
+#ifndef XEN__WAIT_H
+#define XEN__WAIT_H
 
 #include <xen/types.h>
 #include <xen/list.h>
@@ -56,4 +56,4 @@  void wait(void);
 void finish_wait(struct waitqueue_head *wq);
 void check_wakeup_from_wait(void);
 
-#endif /* __XEN_WAIT_H__ */
+#endif /* XEN__WAIT_H */
diff --git a/xen/include/xen/warning.h b/xen/include/xen/warning.h
index c0661d5140..eec3850ec1 100644
--- a/xen/include/xen/warning.h
+++ b/xen/include/xen/warning.h
@@ -1,5 +1,5 @@ 
-#ifndef _WARNING_H_
-#define _WARNING_H_
+#ifndef XEN__WARNING_H
+#define XEN__WARNING_H
 
 void warning_add(const char *warning);
 void warning_print(void);
diff --git a/xen/include/xen/watchdog.h b/xen/include/xen/watchdog.h
index 4c2840bd91..564bc7d8c1 100644
--- a/xen/include/xen/watchdog.h
+++ b/xen/include/xen/watchdog.h
@@ -4,8 +4,8 @@ 
  * Common watchdog code
  */
 
-#ifndef __XEN_WATCHDOG_H__
-#define __XEN_WATCHDOG_H__
+#ifndef XEN__WATCHDOG_H
+#define XEN__WATCHDOG_H
 
 #include <xen/types.h>
 
@@ -32,4 +32,4 @@  bool watchdog_enabled(void);
 
 #endif
 
-#endif /* __XEN_WATCHDOG_H__ */
+#endif /* XEN__WATCHDOG_H */
diff --git a/xen/include/xen/xen.lds.h b/xen/include/xen/xen.lds.h
index 24b8900ffe..c66b2c4c3b 100644
--- a/xen/include/xen/xen.lds.h
+++ b/xen/include/xen/xen.lds.h
@@ -1,5 +1,5 @@ 
-#ifndef __XEN_LDS_H__
-#define __XEN_LDS_H__
+#ifndef XEN__XEN_LDS_H
+#define XEN__XEN_LDS_H
 
 /*
  * Common macros to be used in architecture specific linker scripts.
@@ -171,4 +171,4 @@ 
 #define VPCI_ARRAY
 #endif
 
-#endif /* __XEN_LDS_H__ */
+#endif /* XEN__XEN_LDS_H */
diff --git a/xen/include/xen/xenoprof.h b/xen/include/xen/xenoprof.h
index c3dac447d3..c50221d2a2 100644
--- a/xen/include/xen/xenoprof.h
+++ b/xen/include/xen/xenoprof.h
@@ -7,8 +7,8 @@ 
  * written by Aravind Menon & Jose Renato Santos
  */
 
-#ifndef __XEN_XENOPROF_H__
-#define __XEN_XENOPROF_H__
+#ifndef XEN__XENOPROF_H
+#define XEN__XENOPROF_H
 
 #define PMU_OWNER_NONE          0
 #define PMU_OWNER_XENOPROF      1
diff --git a/xen/include/xen/xmalloc.h b/xen/include/xen/xmalloc.h
index b903fa2e26..cd230bfde8 100644
--- a/xen/include/xen/xmalloc.h
+++ b/xen/include/xen/xmalloc.h
@@ -1,6 +1,6 @@ 
 
-#ifndef __XMALLOC_H__
-#define __XMALLOC_H__
+#ifndef XEN__XMALLOC_H
+#define XEN__XMALLOC_H
 
 #include <xen/types.h>
 #include <xen/cache.h>
@@ -171,4 +171,4 @@  unsigned long xmem_pool_get_used_size(struct xmem_pool *pool);
  */
 unsigned long xmem_pool_get_total_size(struct xmem_pool *pool);
 
-#endif /* __XMALLOC_H__ */
+#endif /* XEN__XMALLOC_H */
diff --git a/xen/include/xen/xxhash.h b/xen/include/xen/xxhash.h
index 6f2237cbcf..9ad85c85ce 100644
--- a/xen/include/xen/xxhash.h
+++ b/xen/include/xen/xxhash.h
@@ -72,8 +72,8 @@ 
  * xxh32        6.8 GB/s            6.0 GB/s
  */
 
-#ifndef __XENXXHASH_H__
-#define __XENXXHASH_H__
+#ifndef XEN__XXHASH_H
+#define XEN__XXHASH_H
 
 #include <xen/types.h>
 
@@ -256,4 +256,4 @@  void xxh32_copy_state(struct xxh32_state *dst, const struct xxh32_state *src);
  */
 void xxh64_copy_state(struct xxh64_state *dst, const struct xxh64_state *src);
 
-#endif /* __XENXXHASH_H__ */
+#endif /* XEN__XXHASH_H */