diff options
| author | alc <alc@FreeBSD.org> | 2002-11-24 21:37:02 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2002-11-24 21:37:02 +0000 |
| commit | 7aa057786e697b9fd19d61994476c659b8cb514a (patch) | |
| tree | be7781b0625e6381db8b43d7a954de61637f7732 /sys/i386 | |
| parent | 91507c53d54a6c48f11c5bf79ca4978beba61a54 (diff) | |
| download | FreeBSD-src-7aa057786e697b9fd19d61994476c659b8cb514a.zip FreeBSD-src-7aa057786e697b9fd19d61994476c659b8cb514a.tar.gz | |
Add page queues locking to vunmapbuf(); reduce differences with respect
to the sparc64 implementation. (Note: With modest effort on the alpha and
ia64 this function could migrate to the MI part of the kernel.)
Approved by: re (blanket)
Diffstat (limited to 'sys/i386')
| -rw-r--r-- | sys/i386/i386/vm_machdep.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/i386/i386/vm_machdep.c b/sys/i386/i386/vm_machdep.c index 14721f3..1f1e400 100644 --- a/sys/i386/i386/vm_machdep.c +++ b/sys/i386/i386/vm_machdep.c @@ -481,7 +481,6 @@ vunmapbuf(bp) { int pidx; int npages; - vm_page_t *m; GIANT_REQUIRED; @@ -491,9 +490,10 @@ vunmapbuf(bp) npages = bp->b_npages; pmap_qremove(trunc_page((vm_offset_t)bp->b_data), npages); - m = bp->b_pages; + vm_page_lock_queues(); for (pidx = 0; pidx < npages; pidx++) - vm_page_unhold(*m++); + vm_page_unhold(bp->b_pages[pidx]); + vm_page_unlock_queues(); bp->b_data = bp->b_saveaddr; } |
