d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Eliminate unnecessary page queues locking.

Browse Source
This commit is contained in:
alc 2010-06-15 18:37:31 +00:00
parent ec94057268
commit c907b418fb
1 changed files with 1 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sys/dev/md/md.c
View File

@ -666,12 +666,10 @@ mdstart_swap(struct md_s *sc, struct bio *bp)
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;