From: FUJITA Tomonori Date: Thu, 28 Aug 2008 06:05:59 +0000 (+0900) Subject: sg: use blk_rq_aligned helper function X-Git-Tag: Ubuntu-5.2.0-15.16~33101^2~63 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=01cfcddd98f09e05a2e36031654ed46643b76f23;p=mirror_ubuntu-eoan-kernel.git sg: use blk_rq_aligned helper function Signed-off-by: FUJITA Tomonori Cc: Douglas Gilbert Cc: Jens Axboe Signed-off-by: Jens Axboe --- diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index d6391666502c..ed69292babde 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1656,11 +1656,9 @@ static int sg_start_req(Sg_request *srp, unsigned char *cmd) sg_io_hdr_t *hp = &srp->header; int dxfer_len = (int) hp->dxfer_len; int dxfer_dir = hp->dxfer_direction; - unsigned long uaddr = (unsigned long)hp->dxferp; Sg_scatter_hold *req_schp = &srp->data; Sg_scatter_hold *rsv_schp = &sfp->reserve; struct request_queue *q = sfp->parentdp->device->request_queue; - unsigned long alignment = queue_dma_alignment(q) | q->dma_pad_mask; struct rq_map_data map_data; SCSI_LOG_TIMEOUT(4, printk("sg_start_req: dxfer_len=%d\n", dxfer_len)); @@ -1676,7 +1674,7 @@ static int sg_start_req(Sg_request *srp, unsigned char *cmd) if (sg_allow_dio && (hp->flags & SG_FLAG_DIRECT_IO) && (dxfer_dir != SG_DXFER_UNKNOWN) && (0 == hp->iovec_count) && (!sfp->parentdp->device->host->unchecked_isa_dma) && - !(uaddr & alignment) && !(dxfer_len & alignment)) + blk_rq_aligned(q, hp->dxferp, dxfer_len)) return sg_build_direct(srp, sfp, dxfer_len); #endif if ((!sg_res_in_use(sfp)) && (dxfer_len <= rsv_schp->bufflen))