diff options
| author | Andi Kleen | 2015-12-02 02:01:00 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2015-12-06 12:56:14 +0100 |
| commit | f1ad44884a4c421ceaa9a4a8242aeeee6f686670 (patch) | |
| tree | 8bbd8435e693852c974388ec5b8daa2bb7566cbc /arch/x86/kernel/cpu/perf_event.h | |
| parent | x86, tracing, perf: Add trace point for MSR accesses (diff) | |
| download | kernel-qcow2-linux-f1ad44884a4c421ceaa9a4a8242aeeee6f686670.tar.gz kernel-qcow2-linux-f1ad44884a4c421ceaa9a4a8242aeeee6f686670.tar.xz kernel-qcow2-linux-f1ad44884a4c421ceaa9a4a8242aeeee6f686670.zip | |
perf/x86: Remove old MSR perf tracing code
Now that we have generic MSR trace points we can remove the old
hackish perf MSR read tracing code.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: rostedt@goodmis.org
Link: http://lkml.kernel.org/r/1449018060-1742-4-git-send-email-andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/cpu/perf_event.h')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event.h | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h index a7ab350bce98..799e6bd58cc1 100644 --- a/arch/x86/kernel/cpu/perf_event.h +++ b/arch/x86/kernel/cpu/perf_event.h @@ -14,17 +14,7 @@ #include <linux/perf_event.h> -#if 0 -#undef wrmsrl -#define wrmsrl(msr, val) \ -do { \ - unsigned int _msr = (msr); \ - u64 _val = (val); \ - trace_printk("wrmsrl(%x, %Lx)\n", (unsigned int)(_msr), \ - (unsigned long long)(_val)); \ - native_write_msr((_msr), (u32)(_val), (u32)(_val >> 32)); \ -} while (0) -#endif +/* To enable MSR tracing please use the generic trace points. */ /* * | NHM/WSM | SNB | |