diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/vm/vnode_pager.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sys/vm/vnode_pager.c b/sys/vm/vnode_pager.c index e683a84..b4a9bf6 100644 --- a/sys/vm/vnode_pager.c +++ b/sys/vm/vnode_pager.c @@ -701,7 +701,7 @@ vnode_pager_generic_getpages(vp, m, bytecount, reqpage) int runend; struct buf *bp; int count; - int error = 0; + int error; object = vp->v_object; count = bytecount / PAGE_SIZE; @@ -724,7 +724,8 @@ vnode_pager_generic_getpages(vp, m, bytecount, reqpage) /* * if we can't bmap, use old VOP code */ - if (VOP_BMAP(vp, foff / bsize, &bo, &reqblock, NULL, NULL)) { + error = VOP_BMAP(vp, foff / bsize, &bo, &reqblock, NULL, NULL); + if (error == EOPNOTSUPP) { VM_OBJECT_LOCK(object); vm_page_lock_queues(); for (i = 0; i < count; i++) @@ -736,6 +737,15 @@ vnode_pager_generic_getpages(vp, m, bytecount, reqpage) error = vnode_pager_input_old(object, m[reqpage]); VM_OBJECT_UNLOCK(object); return (error); + } else if (error != 0) { + VM_OBJECT_LOCK(object); + vm_page_lock_queues(); + for (i = 0; i < count; i++) + if (i != reqpage) + vm_page_free(m[i]); + vm_page_unlock_queues(); + VM_OBJECT_UNLOCK(object); + return (VM_PAGER_ERROR); /* * if the blocksize is smaller than a page size, then use |
