On 09/17/2013 07:48 AM, Peter Lieven wrote: > Signed-off-by: Peter Lieven <p...@kamp.de> > --- > block/iscsi.c | 10 ++++++++++ > 1 file changed, 10 insertions(+)
Reviewed-by: Eric Blake <ebl...@redhat.com>
>
> diff --git a/block/iscsi.c b/block/iscsi.c
> index aabcddb..21b1ecf 100644
> --- a/block/iscsi.c
> +++ b/block/iscsi.c
> @@ -1362,6 +1362,16 @@ static int iscsi_open(BlockDriverState *bs, QDict
> *options, int flags)
> sizeof(struct scsi_inquiry_block_limits));
> scsi_free_scsi_task(task);
> task = NULL;
> +
> + if (iscsilun->bl.max_unmap < 0xffffffff) {
> + bs->max_discard = sector_lun2qemu(iscsilun->bl.max_unmap,
> iscsilun);
> + }
> + bs->discard_alignment = sector_lun2qemu(iscsilun->bl.opt_unmap_gran,
> iscsilun);
> +
> + if (iscsilun->bl.max_ws_len < 0xffffffff) {
> + bs->max_write_zeroes = sector_lun2qemu(iscsilun->bl.max_ws_len,
> iscsilun);
> + }
> + bs->write_zeroes_alignment =
> sector_lun2qemu(iscsilun->bl.opt_unmap_gran, iscsilun);
> }
>
> #if defined(LIBISCSI_FEATURE_NOP_COUNTER)
>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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