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Diffstat (limited to '')
| -rw-r--r-- | mm/backing-dev.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 55a233d75f39..f5981e9d6ae2 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -473,11 +473,8 @@ void wb_congested_put(struct bdi_writeback_congested *congested) { unsigned long flags; - local_irq_save(flags); - if (!refcount_dec_and_lock(&congested->refcnt, &cgwb_lock)) { - local_irq_restore(flags); + if (!refcount_dec_and_lock_irqsave(&congested->refcnt, &cgwb_lock, &flags)) return; - } /* bdi might already have been destroyed leaving @congested unlinked */ if (congested->__bdi) { |