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use qemu_blockalign consistently

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Use qemu_blockalign for all allocations in the block layer.  This allows
increasing the required alignment, which is need to support O_DIRECT on
devices with large block sizes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Christoph Hellwig 2010-09-12 23:42:56 +02:00 • committed by Kevin Wolf
parent a655211ac6
commit 72aef7318f
5 changed files with 9 additions and 8 deletions
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9
hw/scsi-disk.c
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@ -70,14 +70,15 @@ struct SCSIDiskState
char *serial;
};
static SCSIDiskReq *scsi_new_request(SCSIDevice *d, uint32_t tag, uint32_t lun)
static SCSIDiskReq *scsi_new_request(SCSIDiskState *s, uint32_t tag,
uint32_t lun)
{
SCSIRequest *req;
SCSIDiskReq *r;
req = scsi_req_alloc(sizeof(SCSIDiskReq), d, tag, lun);
req = scsi_req_alloc(sizeof(SCSIDiskReq), &s->qdev, tag, lun);
r = DO_UPCAST(SCSIDiskReq, req, req);
r->iov.iov_base = qemu_memalign(512, SCSI_DMA_BUF_SIZE);
r->iov.iov_base = qemu_blockalign(s->bs, SCSI_DMA_BUF_SIZE);
return r;
}
@ -939,7 +940,7 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
}
/* ??? Tags are not unique for different luns. We only implement a
single lun, so this should not matter. */
r = scsi_new_request(d, tag, lun);
r = scsi_new_request(s, tag, lun);
outbuf = (uint8_t *)r->iov.iov_base;
is_write = 0;
DPRINTF("Command: lun=%d tag=0x%x data=0x%02x", lun, tag, buf[0]);