[PATCH V6 5/8] perf/tools: Add system error and not in transaction branch types
Anshuman Khandual
anshuman.khandual at arm.com
Thu Jun 9 20:50:58 PDT 2022
This updates the perf tool with generic branch type classification with two
new branch types i.e system error (PERF_BR_SERROR) and not in transaction
(PERF_BR_NO_TX) which got updated earlier in the kernel. This also updates
corresponding branch type strings in branch_type_name().
Cc: Peter Zijlstra <peterz at infradead.org>
Cc: Ingo Molnar <mingo at redhat.com>
Cc: Arnaldo Carvalho de Melo <acme at kernel.org>
Cc: Mark Rutland <mark.rutland at arm.com>
Cc: Alexander Shishkin <alexander.shishkin at linux.intel.com>
Cc: Jiri Olsa <jolsa at redhat.com>
Cc: Namhyung Kim <namhyung at kernel.org>
Cc: Thomas Gleixner <tglx at linutronix.de>
Cc: Will Deacon <will at kernel.org>
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-perf-users at vger.kernel.org
Cc: linux-kernel at vger.kernel.org
Signed-off-by: Anshuman Khandual <anshuman.khandual at arm.com>
---
tools/include/uapi/linux/perf_event.h | 2 ++
tools/perf/util/branch.c | 4 +++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index d37629dbad72..26d8f0b5ac0d 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -253,6 +253,8 @@ enum {
PERF_BR_COND_RET = 10, /* conditional function return */
PERF_BR_ERET = 11, /* exception return */
PERF_BR_IRQ = 12, /* irq */
+ PERF_BR_SERROR = 13, /* system error */
+ PERF_BR_NO_TX = 14, /* not in transaction */
PERF_BR_MAX,
};
diff --git a/tools/perf/util/branch.c b/tools/perf/util/branch.c
index a9a909db8cc7..abc673347bee 100644
--- a/tools/perf/util/branch.c
+++ b/tools/perf/util/branch.c
@@ -51,7 +51,9 @@ const char *branch_type_name(int type)
"COND_CALL",
"COND_RET",
"ERET",
- "IRQ"
+ "IRQ",
+ "SERROR",
+ "NO_TX"
};
if (type >= 0 && type < PERF_BR_MAX)
--
2.25.1
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