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Documentation/atomic_ops.txt: avoid volatile in sample code 

As declaring counter as volatile is discouraged, it is best not to use it
in sample code as well.

Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nikanth Karthikesan 2011-05-26 16:25:13 -07:00 committed by Linus Torvalds
parent 1d5827235d
commit 72eef0f3af
1 changed files with 1 additions and 1 deletions
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Documentation/atomic_ops.txt
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@ -12,7 +12,7 @@ Also, it should be made opaque such that any kind of cast to a normal
C integer type will fail. Something like the following should
suffice:
typedef struct { volatile int counter; } atomic_t;
typedef struct { int counter; } atomic_t;
Historically, counter has been declared volatile. This is now discouraged.
See Documentation/volatile-considered-harmful.txt for the complete rationale.