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author | Manfred Spraul <manfred@colorfullife.com> | 2011-11-02 13:38:52 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 16:07:01 -0700 |
commit | 0b0577f6080c0645b079dcc03fdbaf40d928beb8 (patch) | |
tree | 0dcedf3f2e6c3aa9c363a4c6272225ebfa1c61c5 /ipc/msgutil.c | |
parent | 3c24783bb2deafaa106b7e69a97540071afc590c (diff) | |
download | linux-0b0577f6080c0645b079dcc03fdbaf40d928beb8.tar.gz linux-0b0577f6080c0645b079dcc03fdbaf40d928beb8.tar.bz2 linux-0b0577f6080c0645b079dcc03fdbaf40d928beb8.zip |
ipc/sem.c: handle spurious wakeups
semtimedop() does not handle spurious wakeups, it returns -EINTR to user
space. Most other schedule() users would just loop and not return to user
space. The patch adds such a loop to semtimedop()
Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Reported-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/msgutil.c')
0 files changed, 0 insertions, 0 deletions