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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2016-10-27 16:29:13 -0400
committerJohn Snow <jsnow@redhat.com>2016-10-27 16:29:13 -0400
commit99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb (patch)
treed5763d2625f5f74ecd5e750b76c5017ce67d39eb /hw/scsi/scsi-disk.c
parent835f3d24b42fcbeca5c49048994a4e5d0fe905c5 (diff)
downloadfocaccia-qemu-99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb.tar.gz
focaccia-qemu-99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb.zip
dma-helpers: explicitly pass alignment into DMA helpers
The hard-coded default alignment is BDRV_SECTOR_SIZE, however this is not
necessarily the case for all platforms. Use this as the default alignment for
all current callers.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
Message-id: 1476445266-27503-2-git-send-email-mark.cave-ayland@ilande.co.uk
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'hw/scsi/scsi-disk.c')
-rw-r--r--hw/scsi/scsi-disk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index 88beaf4bb8..a96319138a 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -341,6 +341,7 @@ static void scsi_do_read(SCSIDiskReq *r, int ret)
         r->req.resid -= r->req.sg->size;
         r->req.aiocb = dma_blk_io(blk_get_aio_context(s->qdev.conf.blk),
                                   r->req.sg, r->sector << BDRV_SECTOR_BITS,
+                                  BDRV_SECTOR_SIZE,
                                   sdc->dma_readv, r, scsi_dma_complete, r,
                                   DMA_DIRECTION_FROM_DEVICE);
     } else {
@@ -539,6 +540,7 @@ static void scsi_write_data(SCSIRequest *req)
         r->req.resid -= r->req.sg->size;
         r->req.aiocb = dma_blk_io(blk_get_aio_context(s->qdev.conf.blk),
                                   r->req.sg, r->sector << BDRV_SECTOR_BITS,
+                                  BDRV_SECTOR_SIZE,
                                   sdc->dma_writev, r, scsi_dma_complete, r,
                                   DMA_DIRECTION_TO_DEVICE);
     } else {