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-rw-r--r--sys/kern/vfs_cluster.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/kern/vfs_cluster.c b/sys/kern/vfs_cluster.c
index bd82627..3f9437c 100644
--- a/sys/kern/vfs_cluster.c
+++ b/sys/kern/vfs_cluster.c
@@ -446,6 +446,8 @@ cluster_rbuild(vp, filesize, lbn, blkno, size, run, fbp)
BUF_KERNPROC(tbp);
TAILQ_INSERT_TAIL(&bp->b_cluster.cluster_head,
tbp, b_cluster.cluster_entry);
+ if (tbp->b_object != NULL)
+ VM_OBJECT_LOCK(tbp->b_object);
vm_page_lock_queues();
for (j = 0; j < tbp->b_npages; j += 1) {
vm_page_t m;
@@ -461,6 +463,8 @@ cluster_rbuild(vp, filesize, lbn, blkno, size, run, fbp)
tbp->b_pages[j] = bogus_page;
}
vm_page_unlock_queues();
+ if (tbp->b_object != NULL)
+ VM_OBJECT_UNLOCK(tbp->b_object);
/*
* XXX shouldn't this be += size for both, like in
* cluster_wbuild()?
@@ -928,6 +932,8 @@ cluster_wbuild(vp, size, start_lbn, len)
}
}
}
+ if (tbp->b_object != NULL)
+ VM_OBJECT_LOCK(tbp->b_object);
vm_page_lock_queues();
for (j = 0; j < tbp->b_npages; j += 1) {
m = tbp->b_pages[j];
@@ -940,6 +946,8 @@ cluster_wbuild(vp, size, start_lbn, len)
}
}
vm_page_unlock_queues();
+ if (tbp->b_object != NULL)
+ VM_OBJECT_UNLOCK(tbp->b_object);
}
bp->b_bcount += size;
bp->b_bufsize += size;
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