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Subject[PATCH 57/73] perf inject: Enable COMPRESSED record decompression
Date
From: Alexey Budankov <alexey.budankov@linux.intel.com>

Initialized decompression part of Zstd based API so COMPRESSED records
would be decompressed into the resulting output data file.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/c27d7500-ecdd-3569-cab5-8f70bbed5ea4@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.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
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