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authorMatti Linnanvuori <mattilinnanvuori@yahoo.com>2007-10-16 23:29:41 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:42:57 -0700
commitf20fda486164264e0c9a64f3256b3238d0dc78d7 (patch)
tree4daca9e4a4bee1a3776c965b8b47c64f14420b3b /Documentation
parent1019f96d2d3aa4997d8055bd0c32c97f0fc21d06 (diff)
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.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/mutex-design.txt b/Documentation/mutex-design.txt
index cbf79881a41c..51f935191ae5 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: