Revert "perf tools: Decompress kernel module when reading DSO data"

This reverts commit e2d054998b which is
commit 1d6b3c9ba7 upstream.

It breaks the build, so obviously none of us actually tested it :(

Reported-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Reported-by: Akemi Yagi <toracat@elrepo.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: 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
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman
2018-04-24 15:08:40 +02:00
parent cff3a5f282
commit fdc2090bda

View File

@@ -366,23 +366,7 @@ static int __open_dso(struct dso *dso, struct machine *machine)
if (!is_regular_file(name))
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);
if (dso__needs_decompress(dso))
unlink(name);
free(name);
return fd;
}