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| author | Ingo Molnar | 2008-12-03 10:39:53 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2008-12-08 15:47:15 +0100 |
| commit | 241771ef016b5c0c83cd7a4372a74321c973c1e6 (patch) | |
| tree | 5893d72f1721af34daee82f27449bd35c9f65363 /arch/x86/ia32/ia32entry.S | |
| parent | performance counters: documentation (diff) | |
| download | kernel-qcow2-linux-241771ef016b5c0c83cd7a4372a74321c973c1e6.tar.gz kernel-qcow2-linux-241771ef016b5c0c83cd7a4372a74321c973c1e6.tar.xz kernel-qcow2-linux-241771ef016b5c0c83cd7a4372a74321c973c1e6.zip | |
performance counters: x86 support
Implement performance counters for x86 Intel CPUs.
It's simplified right now: the PERFMON CPU feature is assumed,
which is available in Core2 and later Intel CPUs.
The design is flexible to be extended to more CPU types as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/ia32/ia32entry.S')
| -rw-r--r-- | arch/x86/ia32/ia32entry.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S index 256b00b61892..3c14ed07dc4e 100644 --- a/arch/x86/ia32/ia32entry.S +++ b/arch/x86/ia32/ia32entry.S @@ -823,7 +823,8 @@ ia32_sys_call_table: .quad compat_sys_signalfd4 .quad sys_eventfd2 .quad sys_epoll_create1 - .quad sys_dup3 /* 330 */ + .quad sys_dup3 /* 330 */ .quad sys_pipe2 .quad sys_inotify_init1 + .quad sys_perf_counter_open ia32_syscall_end: |