linux-kernel - [PATCH 20/36] perf tools: Add perf_evlist__mmap_cb

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Date:   Mon,  7 Oct 2019 14:53:28 +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 20/36] perf tools: Add perf_evlist__mmap_cb_mmap function

Adding perf_evlist__mmap_cb_mmap function to call perf
specific mmap__mmap function during perf_evlist__mmap_ops
call.

Link: http://lkml.kernel.org/n/tip-38lonlyp6kzfartpl20qy2dy@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/util/evlist.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index a59303de3421..e7216139f37a 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -749,6 +749,16 @@ perf_evlist__mmap_cb_get(struct perf_evlist *_evlist, bool overwrite, int idx)
 	return &maps[idx].core;
 }
 
+static int
+perf_evlist__mmap_cb_mmap(struct perf_mmap *_map, struct perf_mmap_param *_mp,
+			  int output, int cpu)
+{
+	struct mmap *map = container_of(_map, struct mmap, core);
+	struct mmap_params *mp = container_of(_mp, struct mmap_params, core);
+
+	return mmap__mmap(map, mp, output, cpu);
+}
+
 static int evlist__mmap_per_cpu(struct evlist *evlist,
 				     struct mmap_params *mp)
 {
@@ -946,8 +956,9 @@ int evlist__mmap_ex(struct evlist *evlist, unsigned int pages,
 		.comp_level	= comp_level
 	};
 	struct perf_evlist_mmap_ops ops __maybe_unused = {
-		.idx = perf_evlist__mmap_cb_idx,
-		.get = perf_evlist__mmap_cb_get,
+		.idx  = perf_evlist__mmap_cb_idx,
+		.get  = perf_evlist__mmap_cb_get,
+		.mmap = perf_evlist__mmap_cb_mmap,
 	};
 
 	if (!evlist->mmap)
-- 
2.21.0