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-rw-r--r--tools/include/uapi/linux/perf_event.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index c66a485a24ac..c4af1159a200 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -891,6 +891,7 @@ enum perf_callchain_context {
#define PERF_FLAG_PID_CGROUP (1UL << 2) /* pid=cgroup id, per-cpu mode only */
#define PERF_FLAG_FD_CLOEXEC (1UL << 3) /* O_CLOEXEC */
+#if defined(__LITTLE_ENDIAN_BITFIELD)
union perf_mem_data_src {
__u64 val;
struct {
@@ -902,6 +903,21 @@ union perf_mem_data_src {
mem_rsvd:31;
};
};
+#elif defined(__BIG_ENDIAN_BITFIELD)
+union perf_mem_data_src {
+ __u64 val;
+ struct {
+ __u64 mem_rsvd:31,
+ mem_dtlb:7, /* tlb access */
+ mem_lock:2, /* lock instr */
+ mem_snoop:5, /* snoop mode */
+ mem_lvl:14, /* memory hierarchy level */
+ mem_op:5; /* type of opcode */
+ };
+};
+#else
+#error "Unknown endianness"
+#endif
/* type of opcode (load/store/prefetch,code) */
#define PERF_MEM_OP_NA 0x01 /* not available */