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| author | Thomas Gleixner | 2007-06-08 22:46:58 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2007-06-09 02:23:34 +0200 |
| commit | 1a539a87280b3032fd12bc93a4a82f1d8aa97ca8 (patch) | |
| tree | 6dea1610ba5ff54f0e3f845d83bfc68ffc162e31 /kernel/futex.c | |
| parent | rt-mutex: fix stale return value (diff) | |
| download | kernel-qcow2-linux-1a539a87280b3032fd12bc93a4a82f1d8aa97ca8.tar.gz kernel-qcow2-linux-1a539a87280b3032fd12bc93a4a82f1d8aa97ca8.tar.xz kernel-qcow2-linux-1a539a87280b3032fd12bc93a4a82f1d8aa97ca8.zip | |
rt-mutex: fix chain walk early wakeup bug
Alexey Kuznetsov found some problems in the pi-futex code.
One of the root causes is:
When a wakeup happens, we do not to stop the chain walk so we follow a not
longer relevant locking chain.
Drop out when this happens.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: Ulrich Drepper <drepper@redhat.com>
Cc: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/futex.c')
0 files changed, 0 insertions, 0 deletions