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authorAl Grant <al.grant@foss.arm.com>2020-09-21 23:46:37 +0300
committerPeter Zijlstra <peterz@infradead.org>2020-10-19 20:39:22 +0300
commitf3d301c1f2f5676465cdf3259737ea19cc82731f (patch)
treeb8c11a9d3278f6b40988a23fde59791fef9db4b0 /include/uapi/linux/perf_event.h
parent7cf726a59435301046250c42131554d9ccc566b8 (diff)
downloadlinux-f3d301c1f2f5676465cdf3259737ea19cc82731f.tar.xz
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
Diffstat (limited to 'include/uapi/linux/perf_event.h')
-rw-r--r--include/uapi/linux/perf_event.h2
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 */