Skip to content

Commit

Permalink
perf tools: Fix symbol and object code resolution for vdso32 and vdsox32
Browse files Browse the repository at this point in the history
Fix __kmod_path__parse() so that perf tools does not treat vdso32 and
vdsox32 as kernel modules and fail to find the object.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: stable@vger.kernel.org
Fixes: 1f121b0 ("perf tools: Deal with kernel module names in '[]' correctly")
Link: http://lkml.kernel.org/r/1528117014-30032-3-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
  • Loading branch information
Adrian Hunter authored and Arnaldo Carvalho de Melo committed Jun 6, 2018
1 parent dcaeae4 commit aef4fea
Showing 1 changed file with 2 additions and 0 deletions.
2 changes: 2 additions & 0 deletions tools/perf/util/dso.c
Original file line number Diff line number Diff line change
Expand Up @@ -354,6 +354,8 @@ int __kmod_path__parse(struct kmod_path *m, const char *path,
if ((strncmp(name, "[kernel.kallsyms]", 17) == 0) ||
(strncmp(name, "[guest.kernel.kallsyms", 22) == 0) ||
(strncmp(name, "[vdso]", 6) == 0) ||
(strncmp(name, "[vdso32]", 8) == 0) ||
(strncmp(name, "[vdsox32]", 9) == 0) ||
(strncmp(name, "[vsyscall]", 10) == 0)) {
m->kmod = false;

Expand Down

0 comments on commit aef4fea

Please sign in to comment.