| Message ID | 20241009180816.83591-4-rppt@kernel.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | x86/module: use large ROX pages for text allocations | expand |
On Wed, Oct 09, 2024 at 09:08:11PM +0300, Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" <rppt@kernel.org> > > Several architectures support text patching, but they name the header > files that declare patching functions differently. > > Make all such headers consistently named text-patching.h and add an empty > header in asm-generic for architectures that do not support text patching. Looks good: Reviewed-by: Christoph Hellwig <hch@lst.de>
On Wed, Oct 9, 2024 at 8:09 PM Mike Rapoport <rppt@kernel.org> wrote: > From: "Mike Rapoport (Microsoft)" <rppt@kernel.org> > > Several architectures support text patching, but they name the header > files that declare patching functions differently. > > Make all such headers consistently named text-patching.h and add an empty > header in asm-generic for architectures that do not support text patching. > > Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org> > arch/m68k/include/asm/Kbuild | 1 + Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> # m68k Gr{oetje,eeting}s, Geert
On Wed, Oct 9, 2024, at 18:08, Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" <rppt@kernel.org> > > Several architectures support text patching, but they name the header > files that declare patching functions differently. > > Make all such headers consistently named text-patching.h and add an empty > header in asm-generic for architectures that do not support text patching. > > Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index 396caece6d6d..483965c5a4de 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += agp.h generic-y += asm-offsets.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 49285a3ce239..4c69522e0328 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -6,3 +6,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/arm/include/asm/patch.h b/arch/arm/include/asm/text-patching.h similarity index 100% rename from arch/arm/include/asm/patch.h rename to arch/arm/include/asm/text-patching.h diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index e61591f33a6c..845acf9ce21e 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -23,7 +23,7 @@ #include <asm/insn.h> #include <asm/set_memory.h> #include <asm/stacktrace.h> -#include <asm/patch.h> +#include <asm/text-patching.h> /* * The compiler emitted profiling hook consists of diff --git a/arch/arm/kernel/jump_label.c b/arch/arm/kernel/jump_label.c index eb9c24b6e8e2..a06a92d0f550 100644 --- a/arch/arm/kernel/jump_label.c +++ b/arch/arm/kernel/jump_label.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include <linux/jump_label.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/insn.h> static void __arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 22f937e6f3ff..ab76c55fd610 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -15,7 +15,7 @@ #include <linux/kgdb.h> #include <linux/uaccess.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/traps.h> struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c index e9e828b6bb30..4d45e60cd46d 100644 --- a/arch/arm/kernel/patch.c +++ b/arch/arm/kernel/patch.c @@ -9,7 +9,7 @@ #include <asm/fixmap.h> #include <asm/smp_plat.h> #include <asm/opcodes.h> -#include <asm/patch.h> +#include <asm/text-patching.h> struct patch { void *addr; diff --git a/arch/arm/probes/kprobes/core.c b/arch/arm/probes/kprobes/core.c index d8238da095df..9fd877c87a38 100644 --- a/arch/arm/probes/kprobes/core.c +++ b/arch/arm/probes/kprobes/core.c @@ -25,7 +25,7 @@ #include <asm/cacheflush.h> #include <linux/percpu.h> #include <linux/bug.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/sections.h> #include "../decode-arm.h" diff --git a/arch/arm/probes/kprobes/opt-arm.c b/arch/arm/probes/kprobes/opt-arm.c index 7f65048380ca..966c6042c5ad 100644 --- a/arch/arm/probes/kprobes/opt-arm.c +++ b/arch/arm/probes/kprobes/opt-arm.c @@ -14,7 +14,7 @@ /* for arm_gen_branch */ #include <asm/insn.h> /* for patch_text */ -#include <asm/patch.h> +#include <asm/text-patching.h> #include "core.h" diff --git a/arch/arm64/include/asm/patching.h b/arch/arm64/include/asm/text-patching.h similarity index 100% rename from arch/arm64/include/asm/patching.h rename to arch/arm64/include/asm/text-patching.h diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index a650f5e11fc5..3575d03d60af 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -15,7 +15,7 @@ #include <asm/debug-monitors.h> #include <asm/ftrace.h> #include <asm/insn.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS struct fregs_offset { diff --git a/arch/arm64/kernel/jump_label.c b/arch/arm64/kernel/jump_label.c index f63ea915d6ad..b345425193d2 100644 --- a/arch/arm64/kernel/jump_label.c +++ b/arch/arm64/kernel/jump_label.c @@ -9,7 +9,7 @@ #include <linux/jump_label.h> #include <linux/smp.h> #include <asm/insn.h> -#include <asm/patching.h> +#include <asm/text-patching.h> bool arch_jump_label_transform_queue(struct jump_entry *entry, enum jump_label_type type) diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c index 4e1f983df3d1..f3c4d3a8a20f 100644 --- a/arch/arm64/kernel/kgdb.c +++ b/arch/arm64/kernel/kgdb.c @@ -17,7 +17,7 @@ #include <asm/debug-monitors.h> #include <asm/insn.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #include <asm/traps.h> struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { diff --git a/arch/arm64/kernel/patching.c b/arch/arm64/kernel/patching.c index 945df74005c7..7f99723fbb8c 100644 --- a/arch/arm64/kernel/patching.c +++ b/arch/arm64/kernel/patching.c @@ -10,7 +10,7 @@ #include <asm/fixmap.h> #include <asm/insn.h> #include <asm/kprobes.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #include <asm/sections.h> static DEFINE_RAW_SPINLOCK(patch_lock); diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 4268678d0e86..01dbe9a56956 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -27,7 +27,7 @@ #include <asm/debug-monitors.h> #include <asm/insn.h> #include <asm/irq.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #include <asm/ptrace.h> #include <asm/sections.h> #include <asm/system_misc.h> diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 563cbce11126..7d8199804086 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -41,7 +41,7 @@ #include <asm/extable.h> #include <asm/insn.h> #include <asm/kprobes.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #include <asm/traps.h> #include <asm/smp.h> #include <asm/stack_pointer.h> diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 8bbd0b20136a..2da25086c4ed 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -19,7 +19,7 @@ #include <asm/cacheflush.h> #include <asm/debug-monitors.h> #include <asm/insn.h> -#include <asm/patching.h> +#include <asm/text-patching.h> #include <asm/set_memory.h> #include "bpf_jit.h" diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild index 9a9bc65b57a9..3a5c7f6e5aac 100644 --- a/arch/csky/include/asm/Kbuild +++ b/arch/csky/include/asm/Kbuild @@ -11,3 +11,4 @@ generic-y += qspinlock.h generic-y += parport.h generic-y += user.h generic-y += vmlinux.lds.h +generic-y += text-patching.h diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild index 8c1a78c8f527..1efa1e993d4b 100644 --- a/arch/hexagon/include/asm/Kbuild +++ b/arch/hexagon/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += extable.h generic-y += iomap.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/loongarch/include/asm/Kbuild b/arch/loongarch/include/asm/Kbuild index 5b5a6c90e6e2..80ddb5edb845 100644 --- a/arch/loongarch/include/asm/Kbuild +++ b/arch/loongarch/include/asm/Kbuild @@ -11,3 +11,4 @@ generic-y += ioctl.h generic-y += mmzone.h generic-y += statfs.h generic-y += param.h +generic-y += text-patching.h diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild index 0dbf9c5c6fae..b282e0dd8dc1 100644 --- a/arch/m68k/include/asm/Kbuild +++ b/arch/m68k/include/asm/Kbuild @@ -4,3 +4,4 @@ generic-y += extable.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h +generic-y += text-patching.h diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild index a055f5dbe00a..7178f990e8b3 100644 --- a/arch/microblaze/include/asm/Kbuild +++ b/arch/microblaze/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += syscalls.h generic-y += tlb.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index 7ba67a0d6c97..684569b2ecd6 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -13,3 +13,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/nios2/include/asm/Kbuild b/arch/nios2/include/asm/Kbuild index 0d09829ed144..28004301c236 100644 --- a/arch/nios2/include/asm/Kbuild +++ b/arch/nios2/include/asm/Kbuild @@ -7,3 +7,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index cef49d60d74c..2b1a6b00cdac 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -9,3 +9,4 @@ generic-y += spinlock.h generic-y += qrwlock_types.h generic-y += qrwlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/parisc/include/asm/patch.h b/arch/parisc/include/asm/text-patching.h similarity index 100% rename from arch/parisc/include/asm/patch.h rename to arch/parisc/include/asm/text-patching.h diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c index c91f9c2e61ed..3e34b4473d3a 100644 --- a/arch/parisc/kernel/ftrace.c +++ b/arch/parisc/kernel/ftrace.c @@ -20,7 +20,7 @@ #include <asm/assembly.h> #include <asm/sections.h> #include <asm/ftrace.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #define __hot __section(".text.hot") diff --git a/arch/parisc/kernel/jump_label.c b/arch/parisc/kernel/jump_label.c index e253b134500d..ea51f15bf0e6 100644 --- a/arch/parisc/kernel/jump_label.c +++ b/arch/parisc/kernel/jump_label.c @@ -8,7 +8,7 @@ #include <linux/jump_label.h> #include <linux/bug.h> #include <asm/alternative.h> -#include <asm/patch.h> +#include <asm/text-patching.h> static inline int reassemble_17(int as17) { diff --git a/arch/parisc/kernel/kgdb.c b/arch/parisc/kernel/kgdb.c index b16fa9bac5f4..fee81f877525 100644 --- a/arch/parisc/kernel/kgdb.c +++ b/arch/parisc/kernel/kgdb.c @@ -16,7 +16,7 @@ #include <asm/ptrace.h> #include <asm/traps.h> #include <asm/processor.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/cacheflush.h> const struct kgdb_arch arch_kgdb_ops = { diff --git a/arch/parisc/kernel/kprobes.c b/arch/parisc/kernel/kprobes.c index 6e0b86652f30..9255adba67a3 100644 --- a/arch/parisc/kernel/kprobes.c +++ b/arch/parisc/kernel/kprobes.c @@ -12,7 +12,7 @@ #include <linux/kprobes.h> #include <linux/slab.h> #include <asm/cacheflush.h> -#include <asm/patch.h> +#include <asm/text-patching.h> DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); diff --git a/arch/parisc/kernel/patch.c b/arch/parisc/kernel/patch.c index e59574f65e64..35dd764b871e 100644 --- a/arch/parisc/kernel/patch.c +++ b/arch/parisc/kernel/patch.c @@ -13,7 +13,7 @@ #include <asm/cacheflush.h> #include <asm/fixmap.h> -#include <asm/patch.h> +#include <asm/text-patching.h> struct patch { void *addr; diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index 4525a9c68260..dfe2e5ad3b21 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -21,7 +21,7 @@ #include <linux/percpu.h> #include <linux/module.h> #include <asm/probes.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #ifdef CONFIG_KPROBES #define __ARCH_WANT_KPROBES_INSN_SLOT diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/text-patching.h similarity index 100% rename from arch/powerpc/include/asm/code-patching.h rename to arch/powerpc/include/asm/text-patching.h diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index 2086fa6cdc25..103b6605dd68 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c @@ -13,7 +13,7 @@ #include <linux/io.h> #include <linux/memblock.h> #include <linux/of.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/kdump.h> #include <asm/firmware.h> #include <linux/uio.h> diff --git a/arch/powerpc/kernel/epapr_paravirt.c b/arch/powerpc/kernel/epapr_paravirt.c index d4b8aff20815..247ab2acaccc 100644 --- a/arch/powerpc/kernel/epapr_paravirt.c +++ b/arch/powerpc/kernel/epapr_paravirt.c @@ -9,7 +9,7 @@ #include <linux/of_fdt.h> #include <asm/epapr_hcalls.h> #include <asm/cacheflush.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/machdep.h> #include <asm/inst.h> diff --git a/arch/powerpc/kernel/jump_label.c b/arch/powerpc/kernel/jump_label.c index 5277cf582c16..2659e1ac8604 100644 --- a/arch/powerpc/kernel/jump_label.c +++ b/arch/powerpc/kernel/jump_label.c @@ -5,7 +5,7 @@ #include <linux/kernel.h> #include <linux/jump_label.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/inst.h> void arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index 7a8bc03a00af..5081334b7bd2 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -21,7 +21,7 @@ #include <asm/processor.h> #include <asm/machdep.h> #include <asm/debug.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <linux/slab.h> #include <asm/inst.h> diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index f8aa91bc3b17..9c85bbcc5201 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -21,7 +21,7 @@ #include <linux/slab.h> #include <linux/set_memory.h> #include <linux/execmem.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/cacheflush.h> #include <asm/sstep.h> #include <asm/sections.h> diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c index 816a63fd71fb..f930e3395a7f 100644 --- a/arch/powerpc/kernel/module_32.c +++ b/arch/powerpc/kernel/module_32.c @@ -18,7 +18,7 @@ #include <linux/bug.h> #include <linux/sort.h> #include <asm/setup.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> /* Count how many different relocations (different symbol, different addend) */ diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index e9bab599d0c2..135960918d14 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -17,7 +17,7 @@ #include <linux/kernel.h> #include <asm/module.h> #include <asm/firmware.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <linux/sort.h> #include <asm/setup.h> #include <asm/sections.h> diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c index c0b351d61058..2e83702bf9ba 100644 --- a/arch/powerpc/kernel/optprobes.c +++ b/arch/powerpc/kernel/optprobes.c @@ -13,7 +13,7 @@ #include <asm/kprobes.h> #include <asm/ptrace.h> #include <asm/cacheflush.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/sstep.h> #include <asm/ppc-opcode.h> #include <asm/inst.h> diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index ff61a3e7984c..7b739b9a91ab 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -54,7 +54,7 @@ #include <asm/firmware.h> #include <asm/hw_irq.h> #endif -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/exec.h> #include <asm/livepatch.h> #include <asm/cpu_has_feature.h> diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index 4856e1a5161c..fbb7ebd8aa08 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -14,7 +14,7 @@ #include <linux/debugfs.h> #include <asm/asm-prototypes.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/security_features.h> #include <asm/sections.h> #include <asm/setup.h> diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index e515c1f7d8d3..75dbf3e0d9c4 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -40,7 +40,7 @@ #include <asm/time.h> #include <asm/serial.h> #include <asm/udbg.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/cpu_has_feature.h> #include <asm/asm-prototypes.h> #include <asm/kdump.h> diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 22f83fbbc762..3ebf5b9fbe98 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -60,7 +60,7 @@ #include <asm/xmon.h> #include <asm/udbg.h> #include <asm/kexec.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/ftrace.h> #include <asm/opal.h> #include <asm/cputhreads.h> diff --git a/arch/powerpc/kernel/static_call.c b/arch/powerpc/kernel/static_call.c index 1502b7e439ca..7cfd0710e757 100644 --- a/arch/powerpc/kernel/static_call.c +++ b/arch/powerpc/kernel/static_call.c @@ -2,7 +2,7 @@ #include <linux/memory.h> #include <linux/static_call.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> void arch_static_call_transform(void *site, void *tramp, void *func, bool tail) { diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index d8d6b4fd9a14..be1a245241b3 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -23,7 +23,7 @@ #include <linux/list.h> #include <asm/cacheflush.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/ftrace.h> #include <asm/syscall.h> #include <asm/inst.h> diff --git a/arch/powerpc/kernel/trace/ftrace_64_pg.c b/arch/powerpc/kernel/trace/ftrace_64_pg.c index 12fab1803bcf..9e862ba55263 100644 --- a/arch/powerpc/kernel/trace/ftrace_64_pg.c +++ b/arch/powerpc/kernel/trace/ftrace_64_pg.c @@ -23,7 +23,7 @@ #include <linux/list.h> #include <asm/cacheflush.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/ftrace.h> #include <asm/syscall.h> #include <asm/inst.h> diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index acdab294b340..af97fbb3c257 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -17,7 +17,7 @@ #include <asm/tlb.h> #include <asm/tlbflush.h> #include <asm/page.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/inst.h> static int __patch_mem(void *exec_addr, unsigned long val, void *patch_addr, bool is_dword) diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c index b7201ba50b2e..587c8cf1230f 100644 --- a/arch/powerpc/lib/feature-fixups.c +++ b/arch/powerpc/lib/feature-fixups.c @@ -16,7 +16,7 @@ #include <linux/sched/mm.h> #include <linux/stop_machine.h> #include <asm/cputable.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/interrupt.h> #include <asm/page.h> #include <asm/sections.h> diff --git a/arch/powerpc/lib/test-code-patching.c b/arch/powerpc/lib/test-code-patching.c index 8cd3b32f805b..1440d99630b3 100644 --- a/arch/powerpc/lib/test-code-patching.c +++ b/arch/powerpc/lib/test-code-patching.c @@ -6,7 +6,7 @@ #include <linux/vmalloc.h> #include <linux/init.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> static int __init instr_is_branch_to_addr(const u32 *instr, unsigned long addr) { diff --git a/arch/powerpc/lib/test_emulate_step.c b/arch/powerpc/lib/test_emulate_step.c index 23c7805fb7b3..66b5b4fa1686 100644 --- a/arch/powerpc/lib/test_emulate_step.c +++ b/arch/powerpc/lib/test_emulate_step.c @@ -11,7 +11,7 @@ #include <asm/cpu_has_feature.h> #include <asm/sstep.h> #include <asm/ppc-opcode.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/inst.h> #define MAX_SUBTESTS 16 diff --git a/arch/powerpc/mm/book3s32/mmu.c b/arch/powerpc/mm/book3s32/mmu.c index 2db167f4233f..6978344edcb4 100644 --- a/arch/powerpc/mm/book3s32/mmu.c +++ b/arch/powerpc/mm/book3s32/mmu.c @@ -25,7 +25,7 @@ #include <asm/mmu.h> #include <asm/machdep.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/sections.h> #include <mm/mmu_decl.h> diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c index e1eadd03f133..47b22282269c 100644 --- a/arch/powerpc/mm/book3s64/hash_utils.c +++ b/arch/powerpc/mm/book3s64/hash_utils.c @@ -57,7 +57,7 @@ #include <asm/sections.h> #include <asm/copro.h> #include <asm/udbg.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/fadump.h> #include <asm/firmware.h> #include <asm/tm.h> diff --git a/arch/powerpc/mm/book3s64/slb.c b/arch/powerpc/mm/book3s64/slb.c index f2708c8629a5..6b783552403c 100644 --- a/arch/powerpc/mm/book3s64/slb.c +++ b/arch/powerpc/mm/book3s64/slb.c @@ -24,7 +24,7 @@ #include <linux/pgtable.h> #include <asm/udbg.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include "internal.h" diff --git a/arch/powerpc/mm/kasan/init_32.c b/arch/powerpc/mm/kasan/init_32.c index aa9aa11927b2..03666d790a53 100644 --- a/arch/powerpc/mm/kasan/init_32.c +++ b/arch/powerpc/mm/kasan/init_32.c @@ -7,7 +7,7 @@ #include <linux/memblock.h> #include <linux/sched/task.h> #include <asm/pgalloc.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <mm/mmu_decl.h> static pgprot_t __init kasan_prot_ro(void) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 1221c561b43a..c7708c8fad29 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -26,7 +26,7 @@ #include <asm/svm.h> #include <asm/mmzone.h> #include <asm/ftrace.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/setup.h> #include <asm/fixmap.h> diff --git a/arch/powerpc/mm/nohash/44x.c b/arch/powerpc/mm/nohash/44x.c index 1beae802bb1c..6d10c6d8be71 100644 --- a/arch/powerpc/mm/nohash/44x.c +++ b/arch/powerpc/mm/nohash/44x.c @@ -24,7 +24,7 @@ #include <asm/mmu.h> #include <asm/page.h> #include <asm/cacheflush.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/smp.h> #include <mm/mmu_decl.h> diff --git a/arch/powerpc/mm/nohash/book3e_pgtable.c b/arch/powerpc/mm/nohash/book3e_pgtable.c index ad2a7c26f2a0..062e8785c1bb 100644 --- a/arch/powerpc/mm/nohash/book3e_pgtable.c +++ b/arch/powerpc/mm/nohash/book3e_pgtable.c @@ -10,7 +10,7 @@ #include <asm/pgalloc.h> #include <asm/tlb.h> #include <asm/dma.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <mm/mmu_decl.h> diff --git a/arch/powerpc/mm/nohash/tlb.c b/arch/powerpc/mm/nohash/tlb.c index b653a7be4cb1..0a650742f3a0 100644 --- a/arch/powerpc/mm/nohash/tlb.c +++ b/arch/powerpc/mm/nohash/tlb.c @@ -37,7 +37,7 @@ #include <asm/pgalloc.h> #include <asm/tlbflush.h> #include <asm/tlb.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/cputhreads.h> #include <asm/hugetlb.h> #include <asm/paca.h> diff --git a/arch/powerpc/mm/nohash/tlb_64e.c b/arch/powerpc/mm/nohash/tlb_64e.c index d26656b07b72..4f925adf2695 100644 --- a/arch/powerpc/mm/nohash/tlb_64e.c +++ b/arch/powerpc/mm/nohash/tlb_64e.c @@ -24,7 +24,7 @@ #include <asm/pgalloc.h> #include <asm/tlbflush.h> #include <asm/tlb.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/cputhreads.h> #include <mm/mmu_decl.h> diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c index 2a36cc2e7e9e..68c6a13e6acb 100644 --- a/arch/powerpc/net/bpf_jit_comp.c +++ b/arch/powerpc/net/bpf_jit_comp.c @@ -18,7 +18,7 @@ #include <linux/bpf.h> #include <asm/kprobes.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include "bpf_jit.h" diff --git a/arch/powerpc/perf/8xx-pmu.c b/arch/powerpc/perf/8xx-pmu.c index 308a2e40d7be..1d2972229e3a 100644 --- a/arch/powerpc/perf/8xx-pmu.c +++ b/arch/powerpc/perf/8xx-pmu.c @@ -14,7 +14,7 @@ #include <asm/machdep.h> #include <asm/firmware.h> #include <asm/ptrace.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/inst.h> #define PERF_8xx_ID_CPU_CYCLES 1 diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 42867469752d..a727cd111cac 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -16,7 +16,7 @@ #include <asm/machdep.h> #include <asm/firmware.h> #include <asm/ptrace.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/hw_irq.h> #include <asm/interrupt.h> diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index e52b848b64b7..32fa5fb557c0 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -23,7 +23,7 @@ #include <asm/mpic.h> #include <asm/cacheflush.h> #include <asm/dbell.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/cputhreads.h> #include <asm/fsl_pm.h> diff --git a/arch/powerpc/platforms/86xx/mpc86xx_smp.c b/arch/powerpc/platforms/86xx/mpc86xx_smp.c index 8a7e55acf090..9be33e41af6d 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_smp.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_smp.c @@ -12,7 +12,7 @@ #include <linux/delay.h> #include <linux/pgtable.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/page.h> #include <asm/pci-bridge.h> #include <asm/mpic.h> diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c index fee638fd8970..0e8f20ecca08 100644 --- a/arch/powerpc/platforms/cell/smp.c +++ b/arch/powerpc/platforms/cell/smp.c @@ -35,7 +35,7 @@ #include <asm/firmware.h> #include <asm/rtas.h> #include <asm/cputhreads.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include "interrupt.h" #include <asm/udbg.h> diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index d21b681f52fb..09e7fe24fac1 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -35,7 +35,7 @@ #include <asm/ptrace.h> #include <linux/atomic.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/irq.h> #include <asm/page.h> #include <asm/sections.h> diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c index ad41dffe4d92..d98b933e4984 100644 --- a/arch/powerpc/platforms/powernv/idle.c +++ b/arch/powerpc/platforms/powernv/idle.c @@ -18,7 +18,7 @@ #include <asm/opal.h> #include <asm/cputhreads.h> #include <asm/cpuidle.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/smp.h> #include <asm/runlatch.h> #include <asm/dbell.h> diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 8f14f0581a21..6b746feeabe4 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -28,7 +28,7 @@ #include <asm/xive.h> #include <asm/opal.h> #include <asm/runlatch.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/dbell.h> #include <asm/kvm_ppc.h> #include <asm/ppc-opcode.h> diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index c597711ef20a..db99725e752b 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -39,7 +39,7 @@ #include <asm/xive.h> #include <asm/dbell.h> #include <asm/plpar_wrappers.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/svm.h> #include <asm/kvm_guest.h> diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index e6cddbb2305f..e76e1d5d0611 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -50,7 +50,7 @@ #include <asm/xive.h> #include <asm/opal.h> #include <asm/firmware.h> -#include <asm/code-patching.h> +#include <asm/text-patching.h> #include <asm/sections.h> #include <asm/inst.h> #include <asm/interrupt.h> diff --git a/arch/riscv/errata/andes/errata.c b/arch/riscv/errata/andes/errata.c index fc1a34faa5f3..dcc9d1ee5ffd 100644 --- a/arch/riscv/errata/andes/errata.c +++ b/arch/riscv/errata/andes/errata.c @@ -13,7 +13,7 @@ #include <asm/alternative.h> #include <asm/cacheflush.h> #include <asm/errata_list.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/processor.h> #include <asm/sbi.h> #include <asm/vendorid_list.h> diff --git a/arch/riscv/errata/sifive/errata.c b/arch/riscv/errata/sifive/errata.c index cea3b96ade11..38aac2c47845 100644 --- a/arch/riscv/errata/sifive/errata.c +++ b/arch/riscv/errata/sifive/errata.c @@ -8,7 +8,7 @@ #include <linux/module.h> #include <linux/string.h> #include <linux/bug.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/alternative.h> #include <asm/vendorid_list.h> #include <asm/errata_list.h> diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c index f5120e07c318..e24770a77932 100644 --- a/arch/riscv/errata/thead/errata.c +++ b/arch/riscv/errata/thead/errata.c @@ -16,7 +16,7 @@ #include <asm/errata_list.h> #include <asm/hwprobe.h> #include <asm/io.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/vendorid_list.h> #include <asm/vendor_extensions.h> diff --git a/arch/riscv/include/asm/patch.h b/arch/riscv/include/asm/text-patching.h similarity index 100% rename from arch/riscv/include/asm/patch.h rename to arch/riscv/include/asm/text-patching.h diff --git a/arch/riscv/include/asm/uprobes.h b/arch/riscv/include/asm/uprobes.h index 3fc7deda9190..5008f76cdc27 100644 --- a/arch/riscv/include/asm/uprobes.h +++ b/arch/riscv/include/asm/uprobes.h @@ -4,7 +4,7 @@ #define _ASM_RISCV_UPROBES_H #include <asm/probes.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/bug.h> #define MAX_UINSN_BYTES 8 diff --git a/arch/riscv/kernel/alternative.c b/arch/riscv/kernel/alternative.c index 0128b161bfda..7eb3cb1215c6 100644 --- a/arch/riscv/kernel/alternative.c +++ b/arch/riscv/kernel/alternative.c @@ -18,7 +18,7 @@ #include <asm/sbi.h> #include <asm/csr.h> #include <asm/insn.h> -#include <asm/patch.h> +#include <asm/text-patching.h> struct cpu_manufacturer_info_t { unsigned long vendor_id; diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index 3a8eeaa9310c..826f46b21f2e 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -20,7 +20,8 @@ #include <asm/cacheflush.h> #include <asm/cpufeature.h> #include <asm/hwcap.h> -#include <asm/patch.h> +#include <asm/text-patching.h> +#include <asm/hwprobe.h> #include <asm/processor.h> #include <asm/sbi.h> #include <asm/vector.h> diff --git a/arch/riscv/kernel/ftrace.c b/arch/riscv/kernel/ftrace.c index 4b95c574fd04..a7620ef93b6c 100644 --- a/arch/riscv/kernel/ftrace.c +++ b/arch/riscv/kernel/ftrace.c @@ -10,7 +10,7 @@ #include <linux/memory.h> #include <linux/stop_machine.h> #include <asm/cacheflush.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #ifdef CONFIG_DYNAMIC_FTRACE void ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex) diff --git a/arch/riscv/kernel/jump_label.c b/arch/riscv/kernel/jump_label.c index 11ad789c60c6..6eee6f736f68 100644 --- a/arch/riscv/kernel/jump_label.c +++ b/arch/riscv/kernel/jump_label.c @@ -10,7 +10,7 @@ #include <linux/mutex.h> #include <asm/bug.h> #include <asm/cacheflush.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #define RISCV_INSN_NOP 0x00000013U #define RISCV_INSN_JAL 0x0000006fU diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c index 34ef522f07a8..db13c9ddf9e3 100644 --- a/arch/riscv/kernel/patch.c +++ b/arch/riscv/kernel/patch.c @@ -13,7 +13,7 @@ #include <asm/cacheflush.h> #include <asm/fixmap.h> #include <asm/ftrace.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/sections.h> struct patch_insn { diff --git a/arch/riscv/kernel/probes/kprobes.c b/arch/riscv/kernel/probes/kprobes.c index 474a65213657..380a0e8cecc0 100644 --- a/arch/riscv/kernel/probes/kprobes.c +++ b/arch/riscv/kernel/probes/kprobes.c @@ -12,7 +12,7 @@ #include <asm/sections.h> #include <asm/cacheflush.h> #include <asm/bug.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include "decode-insn.h" diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c index 99f34409fb60..c9f6c4d56012 100644 --- a/arch/riscv/net/bpf_jit_comp64.c +++ b/arch/riscv/net/bpf_jit_comp64.c @@ -10,7 +10,7 @@ #include <linux/filter.h> #include <linux/memory.h> #include <linux/stop_machine.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/cfi.h> #include <asm/percpu.h> #include "bpf_jit.h" diff --git a/arch/riscv/net/bpf_jit_core.c b/arch/riscv/net/bpf_jit_core.c index 6de753c667f4..f8cd2f70a7fb 100644 --- a/arch/riscv/net/bpf_jit_core.c +++ b/arch/riscv/net/bpf_jit_core.c @@ -9,7 +9,7 @@ #include <linux/bpf.h> #include <linux/filter.h> #include <linux/memory.h> -#include <asm/patch.h> +#include <asm/text-patching.h> #include <asm/cfi.h> #include "bpf_jit.h" diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index fc44d9c88b41..4d3f10ed8275 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -3,3 +3,4 @@ generated-y += syscall_table.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h +generic-y += text-patching.h diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index 43b0ae4c2c21..17ee8a273aa6 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -4,3 +4,4 @@ generated-y += syscall_table_64.h generic-y += agp.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 8e594cda6d77..f8de31a0c5d1 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -468,6 +468,11 @@ void *text_poke(void *addr, const void *opcode, size_t len) return memcpy(addr, opcode, len); } +void *text_poke_copy(void *addr, const void *opcode, size_t len) +{ + return text_poke(addr, opcode, len); +} + void text_poke_sync(void) { } diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h index 6259f1937fe7..ab9e143ec9fe 100644 --- a/arch/x86/include/asm/text-patching.h +++ b/arch/x86/include/asm/text-patching.h @@ -35,6 +35,7 @@ extern void *text_poke(void *addr, const void *opcode, size_t len); extern void text_poke_sync(void); extern void *text_poke_kgdb(void *addr, const void *opcode, size_t len); extern void *text_poke_copy(void *addr, const void *opcode, size_t len); +#define text_poke_copy text_poke_copy extern void *text_poke_copy_locked(void *addr, const void *opcode, size_t len, bool core_ok); extern void *text_poke_set(void *addr, int c, size_t len); extern int poke_int3_handler(struct pt_regs *regs); diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index fa07c686cbcc..cc5dba738389 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/include/asm-generic/text-patching.h b/include/asm-generic/text-patching.h new file mode 100644 index 000000000000..2245c641b741 --- /dev/null +++ b/include/asm-generic/text-patching.h @@ -0,0 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_GENERIC_TEXT_PATCHING_H +#define _ASM_GENERIC_TEXT_PATCHING_H + +#endif /* _ASM_GENERIC_TEXT_PATCHING_H */ diff --git a/include/linux/text-patching.h b/include/linux/text-patching.h new file mode 100644 index 000000000000..ad5877ab0855 --- /dev/null +++ b/include/linux/text-patching.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_TEXT_PATCHING_H +#define _LINUX_TEXT_PATCHING_H + +#include <asm/text-patching.h> + +#ifndef text_poke_copy +static inline void *text_poke_copy(void *dst, const void *src, size_t len) +{ + return memcpy(dst, src, len); +} +#define text_poke_copy text_poke_copy +#endif + +#endif /* _LINUX_TEXT_PATCHING_H */