diff options
| author | Al Grant <al.grant@foss.arm.com> | 2020-09-21 21:46:37 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-10-19 19:39:22 +0200 |
| commit | f3d301c1f2f5676465cdf3259737ea19cc82731f (patch) | |
| tree | b8c11a9d3278f6b40988a23fde59791fef9db4b0 | |
| parent | 7cf726a59435301046250c42131554d9ccc566b8 (diff) | |
perf: correct SNOOPX field offset
perf_event.h has macros that define the field offsets in the
data_src bitmask in perf records. The SNOOPX and REMOTE offsets
were both 37. These are distinct fields, and the bitfield layout
in perf_mem_data_src confirms that SNOOPX should be at offset 38.
Fixes: 52839e653b5629bd ("perf tools: Add support for printing new mem_info encodings")
Signed-off-by: Al Grant <al.grant@foss.arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Link: https://lkml.kernel.org/r/4ac9f5cc-4388-b34a-9999-418a4099415d@foss.arm.com
| -rw-r--r-- | include/uapi/linux/perf_event.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 077e7ee69e3d..b95d3c485d27 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -1196,7 +1196,7 @@ union perf_mem_data_src { #define PERF_MEM_SNOOPX_FWD 0x01 /* forward */ /* 1 free */ -#define PERF_MEM_SNOOPX_SHIFT 37 +#define PERF_MEM_SNOOPX_SHIFT 38 /* locked instruction */ #define PERF_MEM_LOCK_NA 0x01 /* not available */ |