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| author | Eric Blake <eblake@redhat.com> | 2016-06-23 16:37:11 -0600 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-07-05 16:46:25 +0200 |
| commit | efaf4781a995aacd22b1dd521b14e4644bafae14 (patch) | |
| tree | 84696f5958a407ea16775b5b0e9ed280f8261461 /hw/scsi/scsi-generic.c | |
| parent | f9e95af0a6be281f56ecc8413ea4a3ac3545ce17 (diff) | |
| download | focaccia-qemu-efaf4781a995aacd22b1dd521b14e4644bafae14.tar.gz focaccia-qemu-efaf4781a995aacd22b1dd521b14e4644bafae14.zip | |
scsi: Advertise limits by blocksize, not 512
s->blocksize may be larger than 512, in which case our tweaks to max_xfer_len and opt_xfer_len must be scaled appropriately. CC: qemu-stable@nongnu.org Reported-by: Fam Zheng <famz@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw/scsi/scsi-generic.c')
| -rw-r--r-- | hw/scsi/scsi-generic.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c index 6a2d89afba..75e227de95 100644 --- a/hw/scsi/scsi-generic.c +++ b/hw/scsi/scsi-generic.c @@ -225,7 +225,8 @@ static void scsi_read_complete(void * opaque, int ret) if (s->type == TYPE_DISK && r->req.cmd.buf[0] == INQUIRY && r->req.cmd.buf[2] == 0xb0) { - uint32_t max_xfer_len = blk_get_max_transfer_length(s->conf.blk); + uint32_t max_xfer_len = blk_get_max_transfer_length(s->conf.blk) / + (s->blocksize / BDRV_SECTOR_SIZE); if (max_xfer_len) { stl_be_p(&r->buf[8], max_xfer_len); /* Also take care of the opt xfer len. */ |