diff options
| author | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2017-03-19 16:37:20 +0000 |
|---|---|---|
| committer | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2017-03-19 16:37:20 +0000 |
| commit | 3385571095c5c37f1604015146daa5ad90762f00 (patch) | |
| tree | 02f91ef7e01589b0f7b3f3363565cd1450212eb2 /sys/dev | |
| parent | 80216302e87e56af0cda380e22f2cefedb271397 (diff) | |
Fixup starting block number calculation for bounced transfers
From Nathanael Rensen, thanks!
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pv/xbf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/pv/xbf.c b/sys/dev/pv/xbf.c index cd15d64923b..d5c44770acb 100644 --- a/sys/dev/pv/xbf.c +++ b/sys/dev/pv/xbf.c @@ -1,4 +1,4 @@ -/* $OpenBSD: xbf.c,v 1.27 2017/03/19 16:26:28 mikeb Exp $ */ +/* $OpenBSD: xbf.c,v 1.28 2017/03/19 16:37:19 mikeb Exp $ */ /* * Copyright (c) 2016 Mike Belopuhov @@ -534,13 +534,13 @@ xbf_bounce_xs(struct scsi_xfer *xs, int desc) sc->sc_dev.dv_xname, xs->datalen, size, map->dm_nsegs); if (ISSET(xs->flags, SCSI_DATA_OUT)) - memcpy((caddr_t)dma->dma_vaddr, xs->data, xs->datalen); + memcpy(dma->dma_vaddr, xs->data, xs->datalen); for (i = 0; i < map->dm_nsegs; i++) { sge = &xrd->xrd_req.req_sgl[i]; sge->sge_ref = map->dm_segs[i].ds_addr; sge->sge_first = i > 0 ? 0 : - ((vaddr_t)xs->data & PAGE_MASK) >> XBF_SEC_SHIFT; + ((vaddr_t)dma->dma_vaddr & PAGE_MASK) >> XBF_SEC_SHIFT; sge->sge_last = sge->sge_first + (map->dm_segs[i].ds_len >> XBF_SEC_SHIFT) - 1; |