diff options
Diffstat (limited to 'sys/fs/specfs/spec_vnops.c')
| -rw-r--r-- | sys/fs/specfs/spec_vnops.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/fs/specfs/spec_vnops.c b/sys/fs/specfs/spec_vnops.c index 9c3c845..666322f 100644 --- a/sys/fs/specfs/spec_vnops.c +++ b/sys/fs/specfs/spec_vnops.c @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)spec_vnops.c 8.14 (Berkeley) 5/21/95 - * $Id: spec_vnops.c,v 1.58 1998/03/07 21:35:52 dyson Exp $ + * $Id: spec_vnops.c,v 1.59 1998/03/08 08:46:18 dyson Exp $ */ #include <sys/param.h> @@ -548,8 +548,12 @@ spec_strategy(ap) struct buf *a_bp; } */ *ap; { + struct buf *bp; - (*bdevsw[major(ap->a_bp->b_dev)]->d_strategy)(ap->a_bp); + bp = ap->a_bp; + if ((LIST_FIRST(&bp->b_dep)) != NULL && bioops.io_start) + (*bioops.io_start)(bp); + (*bdevsw[major(bp->b_dev)]->d_strategy)(bp); return (0); } @@ -633,7 +637,9 @@ spec_close(ap) * we must invalidate any in core blocks, so that * we can, for instance, change floppy disks. */ + vn_lock(vp, LK_EXCLUSIVE | LK_RETRY, ap->a_p); error = vinvalbuf(vp, V_SAVE, ap->a_cred, ap->a_p, 0, 0); + VOP_UNLOCK(vp, 0, ap->a_p); if (error) return (error); |
