diff options
author | Jiri Olsa <jolsa@kernel.org> | 2019-10-07 14:53:09 +0200 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-10-10 09:37:25 -0300 |
commit | 353120b48d4f61288e4745b0c8a191784b11c0f4 (patch) | |
tree | e0a8eb3397403227f4634cd7c29bb78dac87133e /tools/perf/lib/mmap.c | |
parent | 26d5310ee28ad9395bd676f750d2ee3ddff3dcfd (diff) | |
download | linux-353120b48d4f61288e4745b0c8a191784b11c0f4.tar.bz2 |
libperf: Add perf_mmap__init() function
Add perf_mmap__init() function to initialize 'struct perf_mmap' objects.
Add it to a new mmap.c source file, that will carry all the mmap related
functions.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191007125344.14268-2-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/lib/mmap.c')
-rw-r--r-- | tools/perf/lib/mmap.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/lib/mmap.c b/tools/perf/lib/mmap.c new file mode 100644 index 000000000000..3da6177510e6 --- /dev/null +++ b/tools/perf/lib/mmap.c @@ -0,0 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <internal/mmap.h> + +void perf_mmap__init(struct perf_mmap *map, bool overwrite) +{ + map->fd = -1; + map->overwrite = overwrite; + refcount_set(&map->refcnt, 0); +} |