On Tue, 2006-06-13 at 23:31 -0400, Shailabh Nagar wrote:
>
>
> Matt Helsley wrote:
>
> >Adapts delayacct to use Task Watchers. Does not adapt taskstats to use Task
> >Watchers.
> >
> >Signed-off-by: Matt Helsley <[email protected]>
> >Cc: Shailabh Nagar <[email protected]>
> >Cc: Balbir Singh <[email protected]>
> >Cc: Chandra S. Seetharaman <[email protected]>
> >--
> >
> > include/linux/delayacct.h | 2 +-
> > kernel/delayacct.c | 23 +++++++++++++++++++++++
> > kernel/exit.c | 2 --
> > kernel/fork.c | 2 --
> > 4 files changed, 24 insertions(+), 5 deletions(-)
> >
> >
> >
> >
> <snip>
>
> >Index: linux-2.6.17-rc5-mm2/include/linux/delayacct.h
> >===================================================================
> >--- linux-2.6.17-rc5-mm2.orig/include/linux/delayacct.h
> >+++ linux-2.6.17-rc5-mm2/include/linux/delayacct.h
> >@@ -59,11 +59,11 @@ static inline void delayacct_tsk_init(st
> > __delayacct_tsk_init(tsk);
> > }
> >
> > static inline void delayacct_tsk_exit(struct task_struct *tsk)
> > {
> >- if (tsk->delays)
> >+ if (unlikely(tsk->delays))
> > __delayacct_tsk_exit(tsk);
> > }
> >
> >
>
> This snippet does not belong to this patchset...since the same check
> (for tsk->delays) is
> being used elsewhere in the delay accounting code, changes to use of
> likely/unlikely should
> be done elsewhere too, if deemed necesssary.
Good point. I'll remove this chunk of the patch.
<snip>
Cheers,
-Matt Helsley
-
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