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| author | Namhyung Kim <namhyung@kernel.org> | 2017-06-08 10:31:03 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-06-08 21:38:55 +0300 |
| commit | 42b3fa670825983fc8bd0ac7b80cc84ae3abb75b (patch) | |
| tree | 184d39f4b2b64ec51d1e87eb7589471fb1af66e2 /tools/perf/util/dso.h | |
| parent | 44ad6b8852529eb39066edbedc027a6901da6803 (diff) | |
| download | linux-42b3fa670825983fc8bd0ac7b80cc84ae3abb75b.tar.xz | |
perf tools: Introduce dso__decompress_kmodule_{fd,path}
Move decompress_kmodule() to util/dso.c and split it into two functions
returning fd and (decompressed) file path. The existing user only wants
the fd version but the path version will be used soon.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: kernel-team@lge.com
Link: http://lkml.kernel.org/r/20170608073109.30699-4-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/dso.h')
| -rw-r--r-- | tools/perf/util/dso.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index 5fe2ab5877bd..bd061ba7b47c 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -244,6 +244,12 @@ bool is_supported_compression(const char *ext); bool is_kernel_module(const char *pathname, int cpumode); bool decompress_to_file(const char *ext, const char *filename, int output_fd); bool dso__needs_decompress(struct dso *dso); +int dso__decompress_kmodule_fd(struct dso *dso, const char *name); +int dso__decompress_kmodule_path(struct dso *dso, const char *name, + char *pathname, size_t len); + +#define KMOD_DECOMP_NAME "/tmp/perf-kmod-XXXXXX" +#define KMOD_DECOMP_LEN sizeof(KMOD_DECOMP_NAME) struct kmod_path { char *name; |