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| author | Matti Linnanvuori <mattilinnanvuori@yahoo.com> | 2007-10-16 23:29:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 08:42:57 -0700 |
| commit | f20fda486164264e0c9a64f3256b3238d0dc78d7 (patch) | |
| tree | 4daca9e4a4bee1a3776c965b8b47c64f14420b3b /Documentation | |
| parent | 1019f96d2d3aa4997d8055bd0c32c97f0fc21d06 (diff) | |
| download | op-kernel-dev-f20fda486164264e0c9a64f3256b3238d0dc78d7.zip op-kernel-dev-f20fda486164264e0c9a64f3256b3238d0dc78d7.tar.gz | |
Mutex documentation is unclear about software interrupts, tasklets and timers
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/mutex-design.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/mutex-design.txt b/Documentation/mutex-design.txt index cbf7988..51f9351 100644 --- a/Documentation/mutex-design.txt +++ b/Documentation/mutex-design.txt @@ -90,7 +90,8 @@ of advantages of mutexes: * - task may not exit with mutex held * - memory areas where held locks reside must not be freed * - held mutexes must not be reinitialized - * - mutexes may not be used in irq contexts + * - mutexes may not be used in hardware or software interrupt + * contexts such as tasklets and timers furthermore, there are also convenience features in the debugging code: |
