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authorAttilio Rao <attilio@FreeBSD.org>2013-05-21 20:54:03 +0000
committerAttilio Rao <attilio@FreeBSD.org>2013-05-21 20:54:03 +0000
commitbed927ee176fa2abf867d9e634a937dbb94170f3 (patch)
tree60761676810536da90e26b372c16c5b7dacd2f89
parent9af6d512f51dd0452a9a596471e5212121e4ca79 (diff)
downloadsrc-bed927ee176fa2abf867d9e634a937dbb94170f3.tar.gz
src-bed927ee176fa2abf867d9e634a937dbb94170f3.zip
vm_object locking is not needed there as pages are already wired.
Sponsored by: EMC / Isilon storage division Submitted by: alc
Notes
Notes: svn path=/head/; revision=250885
-rw-r--r--sys/kern/vfs_bio.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index 5c5bde4819f1..60816b10b6d5 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -4211,7 +4211,6 @@ vfs_bio_bzero_buf(struct buf *bp, int base, int size)
} else {
BUF_CHECK_UNMAPPED(bp);
n = PAGE_SIZE - (base & PAGE_MASK);
- VM_OBJECT_WLOCK(bp->b_bufobj->bo_object);
for (i = base / PAGE_SIZE; size > 0 && i < bp->b_npages; ++i) {
m = bp->b_pages[i];
if (n > size)
@@ -4221,7 +4220,6 @@ vfs_bio_bzero_buf(struct buf *bp, int base, int size)
size -= n;
n = PAGE_SIZE;
}
- VM_OBJECT_WUNLOCK(bp->b_bufobj->bo_object);
}
}