linux-kernel - [PATCH 18/36] perf tools: Add perf_evlist__mmap_cb

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Message-Id: <20191007125344.14268-19-jolsa@kernel.org>
Date:   Mon,  7 Oct 2019 14:53:26 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Michael Petlan <mpetlan@...hat.com>
Subject: [PATCH 18/36] perf tools: Add perf_evlist__mmap_cb_idx function

Adding perf_evlist__mmap_cb_idx function to call
auxtrace_mmap_params__set_idx on each new index
during perf_evlist__mmap_ops call.

Link: http://lkml.kernel.org/n/tip-26emdgzve9miryyzvcr77qgh@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/util/evlist.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 09fe8fe9805d..71fdc6c92920 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -715,6 +715,17 @@ static int evlist__mmap_per_evsel(struct evlist *evlist, int idx,
 	return 0;
 }
 
+static void
+perf_evlist__mmap_cb_idx(struct perf_evlist *_evlist,
+			 struct perf_mmap_param *_mp,
+			 int idx, bool per_cpu)
+{
+	struct evlist *evlist = container_of(_evlist, struct evlist, core);
+	struct mmap_params *mp = container_of(_mp, struct mmap_params, core);
+
+	auxtrace_mmap_params__set_idx(&mp->auxtrace_mp, evlist, idx, per_cpu);
+}
+
 static int evlist__mmap_per_cpu(struct evlist *evlist,
 				     struct mmap_params *mp)
 {
@@ -911,6 +922,9 @@ int evlist__mmap_ex(struct evlist *evlist, unsigned int pages,
 		.flush		= flush,
 		.comp_level	= comp_level
 	};
+	struct perf_evlist_mmap_ops ops __maybe_unused = {
+		.idx = perf_evlist__mmap_cb_idx,
+	};
 
 	if (!evlist->mmap)
 		evlist->mmap = evlist__alloc_mmap(evlist, false);
-- 
2.21.0