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Re: [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blan
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blank disks |
Date: |
Sun, 19 Aug 2012 00:16:17 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120717 Thunderbird/14.0 |
Il 19/08/2012 00:02, ronnie sahlberg ha scritto:
> Neither of them work, basically because in
> block.c:find_image_format()
>
> if bs->sg is not set in
>
> if (bs->sg || !bdrv_is_inserted(bs)) {
>
> then we continue to
>
> ret = bdrv_pread(bs, 0, buf, sizeof(buf));
>
> which fails with an error.
> So this patch is basically to prevent find_image_format() from trying
> to read from a blank disk.
>
> Maybe there is a better way to do this?
Yeah, I think in this case find_image_format should just use raw.
Paolo
- [Qemu-devel] [PATCH] Two trivial patches for iSCSI and blank DVDs, Ronnie Sahlberg, 2012/08/16
- [Qemu-devel] [PATCH 1/2] ISCSI: Set number of blocks to 0 for blank CDROM devices, Ronnie Sahlberg, 2012/08/16
- [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blank disks, Ronnie Sahlberg, 2012/08/16
- Re: [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blank disks, Paolo Bonzini, 2012/08/18
- Re: [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blank disks, ronnie sahlberg, 2012/08/18
- Re: [Qemu-devel] [PATCH 2/2] ISCSI: Force scsi-generic for MMC with blank disks, Paolo Bonzini, 2012/08/19