Messages in this thread Patch in this message | | | Date | Wed, 14 Jun 2006 21:29:20 +0200 | From | Andreas Mohr <> | Subject | [PATCH -mm] tasklet_unlock_wait() cpu_relax() |
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Hi all,
use cpu_relax() here, too (instead of barrier()).
Signed-off-by: Andreas Mohr <andi@lisas.de>
diff -urN linux-2.6.17-rc6-mm2.orig/include/linux/interrupt.h linux-2.6.17-rc6-mm2.my/include/linux/interrupt.h --- linux-2.6.17-rc6-mm2.orig/include/linux/interrupt.h 2006-06-13 19:28:16.000000000 +0200 +++ linux-2.6.17-rc6-mm2.my/include/linux/interrupt.h 2006-06-14 20:35:49.000000000 +0200 @@ -227,7 +227,7 @@ static inline void tasklet_unlock_wait(struct tasklet_struct *t) { - while (test_bit(TASKLET_STATE_RUN, &(t)->state)) { barrier(); } + while (test_bit(TASKLET_STATE_RUN, &(t)->state)) { cpu_relax(); } } #else #define tasklet_trylock(t) 1 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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