linux-kernel - [PATCH v4 10/14] perf tools: add branch-brs as a new event

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Message-Id: <20211210210229.2991238-11-eranian@google.com>
Date:   Fri, 10 Dec 2021 13:02:25 -0800
From:   Stephane Eranian <eranian@...gle.com>
To:     linux-kernel@...r.kernel.org
Cc:     peterz@...radead.org, kim.phillips@....com, acme@...hat.com,
        jolsa@...hat.com, songliubraving@...com, mpe@...erman.id.au,
        maddy@...ux.ibm.com
Subject: [PATCH v4 10/14] 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 4efe9872c667..97e70368e7c7 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -366,6 +366,7 @@ 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		|
-- 
2.34.1.173.g76aa8bc2d0-goog