[PATCH v1] perf tools: Add the legacy-cache.json to .gitignore

[Haiyue Wang]

The commit 0012e0fa221b ("perf jevents: Add legacy-hardware and legacy-cache json")
will auto-generate: "pmu-events/arch/common/common/legacy-cache.json".

Signed-off-by: Haiyue Wang <haiyuewa@xxxxxxx>
---
 tools/perf/.gitignore | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore
index b64302a76144..5c59f954f52a 100644
--- a/tools/perf/.gitignore
+++ b/tools/perf/.gitignore
@@ -36,6 +36,7 @@ config.mak.autogen
 util/intel-pt-decoder/inat-tables.c
 arch/*/include/generated/
 trace/beauty/generated/
+pmu-events/arch/common/common/legacy-cache.json
 pmu-events/pmu-events.c
 pmu-events/jevents
 pmu-events/metric_test.log
-- 
2.52.0