diff options
| author | alc <alc@FreeBSD.org> | 2008-03-09 06:08:58 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2008-03-09 06:08:58 +0000 |
| commit | 160b9af7de7a81553546fd33255be6d51d647fed (patch) | |
| tree | 889ced5e596a31bbd1b3493d992fd172d0d0c1c1 /sys/vm/vm_fault.c | |
| parent | 6bb1c81980b33889e132545ea6b9e1bf3cf5922f (diff) | |
| download | FreeBSD-src-160b9af7de7a81553546fd33255be6d51d647fed.zip FreeBSD-src-160b9af7de7a81553546fd33255be6d51d647fed.tar.gz | |
Eliminate an unnecessary test from vm_fault's delete-behind heuristic.
Specifically, since the delete-behind heuristic is never applied to a
device-backed object, there is no point in checking whether each of the
object's pages is fictitious. (Only device-backed objects have
fictitious pages.)
Diffstat (limited to 'sys/vm/vm_fault.c')
| -rw-r--r-- | sys/vm/vm_fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/vm/vm_fault.c b/sys/vm/vm_fault.c index faa28da..7129639 100644 --- a/sys/vm/vm_fault.c +++ b/sys/vm/vm_fault.c @@ -508,7 +508,7 @@ readrest: break; if (mt->busy || (mt->oflags & VPO_BUSY) || - (mt->flags & (PG_FICTITIOUS | PG_UNMANAGED)) || + (mt->flags & PG_UNMANAGED) || mt->hold_count || mt->wire_count) continue; |
