[PATCH RESEND v4 2/8] tools/include: Sync uapi/linux/perf.h with the kernel sources
From: Leo Yan <leo.yan@arm.com>
Date: 2026-01-06 12:08:16
Also in:
linux-perf-users, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Sync for extended memory operation bit fields. Reviewed-by: James Clark <james.clark@linaro.org> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Leo Yan <leo.yan@arm.com> --- tools/include/uapi/linux/perf_event.h | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-)
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index c44a8fb3e4181c91a1e6e3a40e23fcf1de421af3..3d2c5ee9282efc4a2310f554443082f1d0027889 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h@@ -1330,14 +1330,32 @@ union perf_mem_data_src { mem_snoopx : 2, /* Snoop mode, ext */ mem_blk : 3, /* Access blocked */ mem_hops : 3, /* Hop level */ - mem_rsvd : 18; + mem_op_ext : 4, /* Extended type of opcode */ + mem_dp : 1, /* Data processing */ + mem_fp : 1, /* Floating-point */ + mem_pred : 1, /* Predicated */ + mem_atomic : 1, /* Atomic operation */ + mem_excl : 1, /* Exclusive */ + mem_ar : 1, /* Acquire/release */ + mem_sg : 1, /* Scatter/Gather */ + mem_cond : 1, /* Conditional */ + mem_rsvd : 6; }; }; #elif defined(__BIG_ENDIAN_BITFIELD) union perf_mem_data_src { __u64 val; struct { - __u64 mem_rsvd : 18, + __u64 mem_rsvd : 6, + mem_cond : 1, /* Conditional */ + mem_sg : 1, /* Scatter/Gather */ + mem_ar : 1, /* Acquire/release */ + mem_excl : 1, /* Exclusive */ + mem_atomic : 1, /* Atomic operation */ + mem_pred : 1, /* Predicated */ + mem_fp : 1, /* Floating-point */ + mem_dp : 1, /* Data processing */ + mem_op_ext : 4, /* Extended type of opcode */ mem_hops : 3, /* Hop level */ mem_blk : 3, /* Access blocked */ mem_snoopx : 2, /* Snoop mode, ext */
@@ -1447,6 +1465,16 @@ union perf_mem_data_src { /* 5-7 available */ #define PERF_MEM_HOPS_SHIFT 43 +/* Extended type of memory opcode: */ +#define PERF_MEM_EXT_OP_NA 0x0 /* Not available */ +#define PERF_MEM_EXT_OP_MTE_TAG 0x1 /* MTE tag */ +#define PERF_MEM_EXT_OP_NESTED_VIRT 0x2 /* Nested virtualization */ +#define PERF_MEM_EXT_OP_MEMCPY 0x3 /* Memory copy */ +#define PERF_MEM_EXT_OP_MEMSET 0x4 /* Memory set */ +#define PERF_MEM_EXT_OP_SIMD 0x5 /* SIMD */ +#define PERF_MEM_EXT_OP_GCS 0x6 /* Guarded Control Stack */ +#define PERF_MEM_EXT_OP_SHIFT 46 + #define PERF_MEM_S(a, s) \ (((__u64)PERF_MEM_##a##_##s) << PERF_MEM_##a##_SHIFT)
--
2.34.1