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Subject[PATCH V3 5/6] tools headers UAPI: Sync include/uapi/linux/perf_event.h header with the kernel
Date
From: Kan Liang <kan.liang@linux.intel.com>

Sync the new sample types and extra space for the branch event feature.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
---

Changes since V2:
- Drop the new bit in struct perf_branch_entry
- Introduce a new sample type PERF_SAMPLE_BRANCH_EXTRA

tools/include/uapi/linux/perf_event.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 39c6a250dd1b..252066579dae 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -204,6 +204,10 @@ enum perf_branch_sample_type_shift {

PERF_SAMPLE_BRANCH_PRIV_SAVE_SHIFT = 18, /* save privilege mode */

+ PERF_SAMPLE_BRANCH_EXTRA_SHIFT = 19, /* support extra space */
+
+ PERF_SAMPLE_BRANCH_EVT_CNTRS_SHIFT = 20, /* save occurrences of events on a branch */
+
PERF_SAMPLE_BRANCH_MAX_SHIFT /* non-ABI */
};

@@ -235,6 +239,10 @@ enum perf_branch_sample_type {

PERF_SAMPLE_BRANCH_PRIV_SAVE = 1U << PERF_SAMPLE_BRANCH_PRIV_SAVE_SHIFT,

+ PERF_SAMPLE_BRANCH_EXTRA = 1U << PERF_SAMPLE_BRANCH_EXTRA_SHIFT,
+
+ PERF_SAMPLE_BRANCH_EVT_CNTRS = 1U << PERF_SAMPLE_BRANCH_EVT_CNTRS_SHIFT,
+
PERF_SAMPLE_BRANCH_MAX = 1U << PERF_SAMPLE_BRANCH_MAX_SHIFT,
};

@@ -982,6 +990,7 @@ enum perf_event_type {
* { u64 nr;
* { u64 hw_idx; } && PERF_SAMPLE_BRANCH_HW_INDEX
* { u64 from, to, flags } lbr[nr];
+ * { u64 extra; } ext[nr] && PERF_SAMPLE_BRANCH_EXTRA
* } && PERF_SAMPLE_BRANCH_STACK
*
* { u64 abi; # enum perf_sample_regs_abi
--
2.35.1
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