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| author | Mandeep Singh Baines <msb@chromium.org> | 2012-01-03 14:41:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-03 16:14:32 -0800 |
| commit | f9fab10bbd768b0e5254e53a4a8477a94bfc4b96 (patch) | |
| tree | 7f4efb5c46582765c12249f652a8975a1956f781 /fs/eventpoll.c | |
| parent | 30e053248da178cf6154bb7e950dc8713567e3fa (diff) | |
| download | blackbird-op-linux-f9fab10bbd768b0e5254e53a4a8477a94bfc4b96.tar.gz blackbird-op-linux-f9fab10bbd768b0e5254e53a4a8477a94bfc4b96.zip | |
hung_task: fix false positive during vfork
vfork parent uninterruptibly and unkillably waits for its child to
exec/exit. This wait is of unbounded length. Ignore such waits
in the hung_task detector.
Signed-off-by: Mandeep Singh Baines <msb@chromium.org>
Reported-by: Sasha Levin <levinsasha928@gmail.com>
LKML-Reference: <1325344394.28904.43.camel@lappy>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: John Kacur <jkacur@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/eventpoll.c')
0 files changed, 0 insertions, 0 deletions
