Messages in this thread Patch in this message | | | Date | Thu, 29 Apr 2010 14:40:53 +0200 | From | Steffen Klassert <> | Subject | [PATCH 3/8] padata: Remove superfluous might_sleep |
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might_sleep() was placed before mutex_lock() in some places. We remove them because mutex_lock() does might_sleep() too.
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> --- kernel/padata.c | 10 ---------- 1 files changed, 0 insertions(+), 10 deletions(-)
diff --git a/kernel/padata.c b/kernel/padata.c index 1209a17..5fa6ba6 100644 --- a/kernel/padata.c +++ b/kernel/padata.c @@ -443,8 +443,6 @@ int padata_set_cpumask(struct padata_instance *pinst, struct parallel_data *pd; int err = 0; - might_sleep(); - mutex_lock(&pinst->lock); pd = padata_alloc_pd(pinst, cpumask); @@ -489,8 +487,6 @@ int padata_add_cpu(struct padata_instance *pinst, int cpu) { int err; - might_sleep(); - mutex_lock(&pinst->lock); cpumask_set_cpu(cpu, pinst->cpumask); @@ -527,8 +523,6 @@ int padata_remove_cpu(struct padata_instance *pinst, int cpu) { int err; - might_sleep(); - mutex_lock(&pinst->lock); cpumask_clear_cpu(cpu, pinst->cpumask); @@ -547,8 +541,6 @@ EXPORT_SYMBOL(padata_remove_cpu); */ void padata_start(struct padata_instance *pinst) { - might_sleep(); - mutex_lock(&pinst->lock); pinst->flags |= PADATA_INIT; mutex_unlock(&pinst->lock); @@ -562,8 +554,6 @@ EXPORT_SYMBOL(padata_start); */ void padata_stop(struct padata_instance *pinst) { - might_sleep(); - mutex_lock(&pinst->lock); pinst->flags &= ~PADATA_INIT; mutex_unlock(&pinst->lock); -- 1.5.6.5
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