diff mbox series

[v1,07/29] xen/asm-generic: introduce stub header guest_atomics.h

Message ID 96473b36fdfbb62eba8cd207cd8701f3827207d4.1694702259.git.oleksii.kurochko@gmail.com (mailing list archive)
State New, archived
Headers show
Series Introduce stub headers necessary for full Xen build | expand

Commit Message

Oleksii Kurochko Sept. 14, 2023, 2:56 p.m. UTC 
The patch introduces stub header needed for full Xen build.

Signed-off-by: Oleksii Kurochko <oleksii.kurochko@gmail.com>
---
 xen/include/asm-generic/guest_atomics.h | 47 +++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 xen/include/asm-generic/guest_atomics.h
diff mbox series

Patch

diff --git a/xen/include/asm-generic/guest_atomics.h b/xen/include/asm-generic/guest_atomics.h
new file mode 100644
index 0000000000..6c4e79350a
--- /dev/null
+++ b/xen/include/asm-generic/guest_atomics.h
@@ -0,0 +1,47 @@ 
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef __ASM_GENERIC_GUEST_ATOMICS_H
+#define __ASM_GENERIC_GUEST_ATOMICS_H
+
+#define guest_testop(name)                                                  \
+static inline int guest_##name(struct domain *d, int nr, volatile void *p)  \
+{                                                                           \
+    (void) d;                                                               \
+    (void) nr;                                                              \
+    (void) p;                                                               \
+                                                                            \
+    return 0;                                                               \
+}
+
+#define guest_bitop(name)                                                   \
+static inline void guest_##name(struct domain *d, int nr, volatile void *p) \
+{                                                                           \
+    (void) d;                                                               \
+    (void) nr;                                                              \
+    (void) p;                                                               \
+}
+
+guest_bitop(set_bit)
+guest_bitop(clear_bit)
+guest_bitop(change_bit)
+
+#undef guest_bitop
+
+guest_testop(test_and_set_bit)
+guest_testop(test_and_clear_bit)
+guest_testop(test_and_change_bit)
+
+#undef guest_testop
+
+
+#define guest_test_bit(d, nr, p) ((void)(d), test_bit(nr, p))
+
+#endif /* __ASM_GENERIC_GUEST_ATOMICS_H */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */