[PATCH v5 09/10] perf inject: enable COMPRESSED records decompression

From: Alexey Budankov <alexey.budankov@linux.intel.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>, Andi Kleen <ak@linux.intel.com>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH v5 09/10] perf inject: enable COMPRESSED records decompression
Date: Fri, 1 Mar 2019 19:07:49 +0300	[thread overview]
Message-ID: <fa393ac2-f9ae-288b-ff0b-9218b8270775@linux.intel.com> (raw)
In-Reply-To: <4d1b11a4-77ed-d9af-ed22-875fc17b6050@linux.intel.com>


Initialized decompression API so COMPRESSED record would be
decompressed into the resulting output data file.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
---
 tools/perf/builtin-inject.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 24086b7f1b14..8e0e06d3edfc 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -837,6 +837,9 @@ int cmd_inject(int argc, const char **argv)
 	if (inject.session == NULL)
 		return -1;
 
+	if (zstd_init(&(inject.session->zstd_data), 0) < 0)
+		pr_warning("Decompression initialization failed.\n");
+
 	if (inject.build_ids) {
 		/*
 		 * to make sure the mmap records are ordered correctly
@@ -867,6 +870,7 @@ int cmd_inject(int argc, const char **argv)
 	ret = __cmd_inject(&inject);
 
 out_delete:
+	zstd_fini(&(inject.session->zstd_data));
 	perf_session__delete(inject.session);
 	return ret;
 }
-- 
2.20.1

