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

Do not restart scan of the inactive queue when non-inactive page is

Browse Source 
found. Rather, we shall not find such pages on inactive queue at all.

Requested and reviewed by:	alc
MFC after:    2 weeks
This commit is contained in:
Konstantin Belousov 2012-07-18 21:47:50 +00:00
parent 3b9676efb5
commit d4961bcb3a
1 changed files with 1 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sys/vm/vm_pageout.c
View File

@ -921,7 +921,6 @@ vm_pageout_scan(int pass)
maxlaunder = 10000;
vm_page_lock_queues();
queues_locked = TRUE;
rescan0:
addl_page_shortage = addl_page_shortage_init;
maxscan = cnt.v_inactive_count;
@ -930,12 +929,9 @@ rescan0:
m = next) {
KASSERT(queues_locked, ("unlocked queues"));
mtx_assert(&vm_page_queue_mtx, MA_OWNED);
KASSERT(m->queue == PQ_INACTIVE, ("Inactive queue %p", m));
cnt.v_pdpages++;
if (m->queue != PQ_INACTIVE)
goto rescan0;
next = TAILQ_NEXT(m, pageq);
/*