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-rw-r--r--sys/kern/vfs_bio.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index 6fba76f..00d3c0a 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -3322,6 +3322,8 @@ vfs_busy_pages(struct buf * bp, int clear_modify)
KASSERT(bp->b_offset != NOOFFSET,
("vfs_busy_pages: no buffer offset"));
vfs_setdirty(bp);
+ if (obj != NULL)
+ VM_OBJECT_LOCK(obj);
retry:
vm_page_lock_queues();
for (i = 0; i < bp->b_npages; i++) {
@@ -3365,6 +3367,8 @@ retry:
foff = (foff + PAGE_SIZE) & ~(off_t)PAGE_MASK;
}
vm_page_unlock_queues();
+ if (obj != NULL)
+ VM_OBJECT_UNLOCK(obj);
if (bogus)
pmap_qenter(trunc_page((vm_offset_t)bp->b_data), bp->b_pages, bp->b_npages);
}
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