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dma-helpers: explicitly pass alignment into DMA helpers

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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>
This commit is contained in:
Mark Cave-Ayland 2016-10-27 16:29:13 -04:00 • committed by John Snow
parent 835f3d24b4
commit 99868af3d0
6 changed files with 26 additions and 17 deletions
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2
hw/scsi/scsi-disk.c
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@ -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 {