| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 18/74] Revert "perf tools: Decompress kernel module when reading DSO data" | Date | Fri, 27 Apr 2018 15:58:08 +0200 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This reverts commit e2d054998b151e85b6305aa72264f67097bd78e9 which is commit 1d6b3c9ba756a5134fd7ad1959acac776d17404b 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> --- tools/perf/util/dso.c | 16 ---------------- 1 file changed, 16 deletions(-)
--- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -366,23 +366,7 @@ static int __open_dso(struct dso *dso, s 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; }
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