From 6cdbc9992f156cba3b8211ff528835c3f7fab64b Mon Sep 17 00:00:00 2001 From: sos Date: Wed, 19 Aug 1998 10:50:32 +0000 Subject: Make struct buf->b_offset reflect the real byte offset which got in via the uio struct. This enables device drivers to use != DEV_BSIZE blocking on devices with wierd sector/block sizes (ie CDROM's). --- sys/dev/vn/vn.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'sys/dev/vn') diff --git a/sys/dev/vn/vn.c b/sys/dev/vn/vn.c index b4b278a..dcb493a 100644 --- a/sys/dev/vn/vn.c +++ b/sys/dev/vn/vn.c @@ -38,7 +38,7 @@ * from: Utah Hdr: vn.c 1.13 94/04/02 * * from: @(#)vn.c 8.6 (Berkeley) 4/1/94 - * $Id: vn.c,v 1.66 1998/07/13 08:22:58 julian Exp $ + * $Id: vn.c,v 1.67 1998/07/30 15:16:04 bde Exp $ */ /* @@ -408,6 +408,7 @@ vnstrategy(struct buf *bp) nbp->b_dev = NODEV; nbp->b_data = addr; nbp->b_blkno = nbn + btodb(off); + nbp->b_offset = dbtob(nbn) + off; nbp->b_proc = bp->b_proc; nbp->b_iodone = vniodone; nbp->b_vp = vp; @@ -582,6 +583,7 @@ nvsIOreq(void *private ,struct buf *bp) nbp->b_dev = NODEV; nbp->b_data = addr; nbp->b_blkno = nbn + btodb(off); + nbp->b_offset = dbtob(nbn) + off; nbp->b_proc = bp->b_proc; nbp->b_iodone = vniodone; nbp->b_vp = vp; -- cgit v1.1