Commit 1d6b3c9b authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo

perf tools: Decompress kernel module when reading DSO data

Currently perf decompresses kernel modules when loading the symbol table
but it missed to do it when reading raw data.
Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
Acked-by: default avatarJiri 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/20170608073109.30699-6-namhyung@kernel.orgSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 3c84fd53
...@@ -475,7 +475,23 @@ static int __open_dso(struct dso *dso, struct machine *machine) ...@@ -475,7 +475,23 @@ static int __open_dso(struct dso *dso, struct machine *machine)
return -EINVAL; return -EINVAL;
} }
if (dso__needs_decompress(dso)) {
char newpath[KMOD_DECOMP_LEN];
size_t len = sizeof(newpath);
if (dso__decompress_kmodule_path(dso, name, newpath, len) < 0) {
free(name);
return -dso->load_errno;
}
strcpy(name, newpath);
}
fd = do_open(name); fd = do_open(name);
if (dso__needs_decompress(dso))
unlink(name);
free(name); free(name);
return fd; return fd;
} }
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment