Hi! > From: Al Grant <[email protected]> > > [ Upstream commit 39c0a53b114d0317e5c4e76b631f41d133af5cb0 ] > > 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. > > Committer notes: > > This was extracted from a larger patch that also contained kernel > changes. > > Fixes: 52839e653b5629bd ("perf tools: Add support for printing new > mem_info encodings")
> +++ b/tools/include/uapi/linux/perf_event.h
> @@ -1079,7 +1079,7 @@ 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
>
We still have:
./include/uapi/linux/perf_event.h:#define PERF_MEM_SNOOPX_SHIFT 37
(note tools/include vs. include).
Should those be in sync before merging this to stable?
Best regards,
Pavel
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