linux-kernel - [PATCH v1 10/13] perf tools: add branch-brs as a new event

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Date:   Thu,  9 Sep 2021 00:56:57 -0700
From:   Stephane Eranian <eranian@...gle.com>
To:     linux-kernel@...r.kernel.org
Cc:     peterz@...radead.org, acme@...hat.com, jolsa@...hat.com,
        kim.phillips@....com, namhyung@...nel.org, irogers@...gle.com
Subject: [PATCH v1 10/13] perf tools: add branch-brs as a new event

Although branch-brs is specific to AMD Zen3, we provide it in the list of events
recognized by perf as a convenience. It allows:
 $ perf stat -e branch-brs
 $ perf list

and enable some test suite to pass.

Signed-off-by: Stephane Eranian <eranian@...gle.com>
---
 tools/perf/util/parse-events.l | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index 923849024b15..ae229f5c4758 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -361,6 +361,7 @@ mem-loads-aux				|
 mem-stores				|
 topdown-[a-z-]+				|
 tx-capacity-[a-z-]+			|
+branch-brs				|
 el-capacity-[a-z-]+			{ return str(yyscanner, PE_KERNEL_PMU_EVENT); }
 
 L1-dcache|l1-d|l1d|L1-data		|
-- 
2.33.0.153.gba50c8fa24-goog