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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-11-13 14:43:52 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-01-19 18:41:29 +0100 |
| commit | 8326c79d10be2ddbfd3d3804206949a71cb15675 (patch) | |
| tree | 092e6dd740f495901b68bf497ad739baab299e8a | |
| parent | perf machine: Use path__join() to compose a path instead of snprintf(dir, '/'... (diff) | |
| download | linux-8326c79d10be2ddbfd3d3804206949a71cb15675.tar.xz linux-8326c79d10be2ddbfd3d3804206949a71cb15675.zip | |
tools headers UAPI: Sync x86 arch prctl headers with the kernel sources
To pick the changes in this cset:
980fe2fddcff2193 ("x86/fpu: Extend fpu_xstate_prctl() with guest permissions")
This picks these new prctls:
$ tools/perf/trace/beauty/x86_arch_prctl.sh > /tmp/before
$ cp arch/x86/include/uapi/asm/prctl.h tools/arch/x86/include/uapi/asm/prctl.h
$ tools/perf/trace/beauty/x86_arch_prctl.sh > /tmp/after
$ diff -u /tmp/before /tmp/after
--- /tmp/before 2022-01-19 14:40:05.049394977 -0300
+++ /tmp/after 2022-01-19 14:40:35.628154565 -0300
@@ -9,6 +9,8 @@
[0x1021 - 0x1001]= "GET_XCOMP_SUPP",
[0x1022 - 0x1001]= "GET_XCOMP_PERM",
[0x1023 - 0x1001]= "REQ_XCOMP_PERM",
+ [0x1024 - 0x1001]= "GET_XCOMP_GUEST_PERM",
+ [0x1025 - 0x1001]= "REQ_XCOMP_GUEST_PERM",
};
#define x86_arch_prctl_codes_2_offset 0x2001
$
With this 'perf trace' can translate those numbers into strings and use
the strings in filter expressions:
# perf trace -e prctl
0.000 ( 0.011 ms): DOM Worker/3722622 prctl(option: SET_NAME, arg2: 0x7f9c014b7df5) = 0
0.032 ( 0.002 ms): DOM Worker/3722622 prctl(option: SET_NAME, arg2: 0x7f9bb6b51580) = 0
5.452 ( 0.003 ms): StreamT~ns #30/3722623 prctl(option: SET_NAME, arg2: 0x7f9bdbdfeb70) = 0
5.468 ( 0.002 ms): StreamT~ns #30/3722623 prctl(option: SET_NAME, arg2: 0x7f9bdbdfea70) = 0
24.494 ( 0.009 ms): IndexedDB #556/3722624 prctl(option: SET_NAME, arg2: 0x7f562a32ae28) = 0
24.540 ( 0.002 ms): IndexedDB #556/3722624 prctl(option: SET_NAME, arg2: 0x7f563c6d4b30) = 0
670.281 ( 0.008 ms): systemd-userwo/3722339 prctl(option: SET_NAME, arg2: 0x564be30805c8) = 0
670.293 ( 0.002 ms): systemd-userwo/3722339 prctl(option: SET_NAME, arg2: 0x564be30800f0) = 0
^C#
This addresses these perf build warnings:
Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/prctl.h' differs from latest version at 'arch/x86/include/uapi/asm/prctl.h'
diff -u tools/arch/x86/include/uapi/asm/prctl.h arch/x86/include/uapi/asm/prctl.h
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/arch/x86/include/uapi/asm/prctl.h | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/tools/arch/x86/include/uapi/asm/prctl.h b/tools/arch/x86/include/uapi/asm/prctl.h index 754a07856817..500b96e71f18 100644 --- a/tools/arch/x86/include/uapi/asm/prctl.h +++ b/tools/arch/x86/include/uapi/asm/prctl.h @@ -2,20 +2,22 @@ #ifndef _ASM_X86_PRCTL_H #define _ASM_X86_PRCTL_H -#define ARCH_SET_GS 0x1001 -#define ARCH_SET_FS 0x1002 -#define ARCH_GET_FS 0x1003 -#define ARCH_GET_GS 0x1004 +#define ARCH_SET_GS 0x1001 +#define ARCH_SET_FS 0x1002 +#define ARCH_GET_FS 0x1003 +#define ARCH_GET_GS 0x1004 -#define ARCH_GET_CPUID 0x1011 -#define ARCH_SET_CPUID 0x1012 +#define ARCH_GET_CPUID 0x1011 +#define ARCH_SET_CPUID 0x1012 -#define ARCH_GET_XCOMP_SUPP 0x1021 -#define ARCH_GET_XCOMP_PERM 0x1022 -#define ARCH_REQ_XCOMP_PERM 0x1023 +#define ARCH_GET_XCOMP_SUPP 0x1021 +#define ARCH_GET_XCOMP_PERM 0x1022 +#define ARCH_REQ_XCOMP_PERM 0x1023 +#define ARCH_GET_XCOMP_GUEST_PERM 0x1024 +#define ARCH_REQ_XCOMP_GUEST_PERM 0x1025 -#define ARCH_MAP_VDSO_X32 0x2001 -#define ARCH_MAP_VDSO_32 0x2002 -#define ARCH_MAP_VDSO_64 0x2003 +#define ARCH_MAP_VDSO_X32 0x2001 +#define ARCH_MAP_VDSO_32 0x2002 +#define ARCH_MAP_VDSO_64 0x2003 #endif /* _ASM_X86_PRCTL_H */ |