Author: alc
Date: Tue Jun 15 18:37:31 2010
New Revision: 209211
URL: http://svn.freebsd.org/changeset/base/209211
Log:
Eliminate unnecessary page queues locking.
Modified:
head/sys/dev/md/md.c
Modified: head/sys/dev/md/md.c
==============================================================================
--- head/sys/dev/md/md.c Tue Jun 15 18:18:31 2010 (r209210)
+++ head/sys/dev/md/md.c Tue Jun 15 18:37:31 2010 (r209211)
@@ -666,12 +666,10 @@ mdstart_swap(struct md_s *sc, struct bio
sched_unpin();
vm_page_wakeup(m);
vm_page_lock(m);
- vm_page_lock_queues();
vm_page_activate(m);
+ vm_page_unlock(m);
if (bp->bio_cmd == BIO_WRITE)
vm_page_dirty(m);
- vm_page_unlock_queues();
- vm_page_unlock(m);
/* Actions on further pages start at offset 0 */
p += PAGE_SIZE - offs;
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