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authorH. Peter Anvin <hpa@linux.intel.com>2013-01-29 14:59:09 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2013-01-29 15:10:15 -0800
commitde65d816aa44f9ddd79861ae21d75010cc1fd003 (patch)
tree04a637a43b2e52a733d0dcb7595a47057571e7da /arch/x86/include/uapi/asm/vsyscall.h
parent9710f581bb4c35589ac046b0cfc0deb7f369fc85 (diff)
parent5dcd14ecd41ea2b3ae3295a9b30d98769d52165f (diff)
downloadop-kernel-dev-de65d816aa44f9ddd79861ae21d75010cc1fd003.zip
op-kernel-dev-de65d816aa44f9ddd79861ae21d75010cc1fd003.tar.gz
Merge remote-tracking branch 'origin/x86/boot' into x86/mm2
Coming patches to x86/mm2 require the changes and advanced baseline in x86/boot. Resolved Conflicts: arch/x86/kernel/setup.c mm/nobootmem.c Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/uapi/asm/vsyscall.h')
-rw-r--r--arch/x86/include/uapi/asm/vsyscall.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/include/uapi/asm/vsyscall.h b/arch/x86/include/uapi/asm/vsyscall.h
new file mode 100644
index 0000000..85dc1b3
--- /dev/null
+++ b/arch/x86/include/uapi/asm/vsyscall.h
@@ -0,0 +1,17 @@
+#ifndef _UAPI_ASM_X86_VSYSCALL_H
+#define _UAPI_ASM_X86_VSYSCALL_H
+
+enum vsyscall_num {
+ __NR_vgettimeofday,
+ __NR_vtime,
+ __NR_vgetcpu,
+};
+
+#define VSYSCALL_START (-10UL << 20)
+#define VSYSCALL_SIZE 1024
+#define VSYSCALL_END (-2UL << 20)
+#define VSYSCALL_MAPPED_PAGES 1
+#define VSYSCALL_ADDR(vsyscall_nr) (VSYSCALL_START+VSYSCALL_SIZE*(vsyscall_nr))
+
+
+#endif /* _UAPI_ASM_X86_VSYSCALL_H */
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