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From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
To: Eric Blake <eblake@redhat.com>, qemu-devel@nongnu.org
Cc: kwolf@redhat.com, "open list:qed" <qemu-block@nongnu.org>,
	stefanha@redhat.com, mreitz@redhat.com
Subject: Re: [PATCH v2 10/9] qed: Simplify backing reads
Date: Thu, 7 May 2020 21:22:00 +0300	[thread overview]
Message-ID: <a38cc167-2d60-9841-6dc2-79966d8b4812@virtuozzo.com> (raw)
In-Reply-To: <20200507144513.348470-1-eblake@redhat.com>

07.05.2020 17:45, Eric Blake wrote:
> The other four drivers that support backing files (qcow, qcow2,
> parallels, vmdk) all rely on the block layer to populate zeroes when
> reading beyond EOF of a short backing file.  We can simplify the qed
> code by doing likewise.
> 
> Signed-off-by: Eric Blake <eblake@redhat.com>

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>

-- 
Best regards,
Vladimir


  parent reply	other threads:[~2020-05-07 18:22 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-07  8:47 [PATCH v2 0/9] drop unallocated_blocks_are_zero Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 1/9] qemu-img: convert: don't use unallocated_blocks_are_zero Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 2/9] block: inline bdrv_unallocated_blocks_are_zero() Vladimir Sementsov-Ogievskiy
2020-05-07 14:08   ` Eric Blake
2020-05-28  9:31     ` Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 3/9] block/vdi: return ZERO block-status when appropriate Vladimir Sementsov-Ogievskiy
2020-05-07 14:10   ` Eric Blake
2020-05-07  8:47 ` [PATCH v2 4/9] block/vpc: " Vladimir Sementsov-Ogievskiy
2020-05-07 14:11   ` Eric Blake
2020-05-07  8:47 ` [PATCH v2 5/9] block/crypto: drop unallocated_blocks_are_zero Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 6/9] block/iscsi: " Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 7/9] block/file-posix: " Vladimir Sementsov-Ogievskiy
2020-05-07  8:47 ` [PATCH v2 8/9] block/vhdx: " Vladimir Sementsov-Ogievskiy
2020-05-07  8:48 ` [PATCH v2 9/9] block: " Vladimir Sementsov-Ogievskiy
2020-05-07 14:21   ` Eric Blake
2020-05-07 14:45 ` [PATCH v2 10/9] qed: Simplify backing reads Eric Blake
2020-05-07 15:22   ` Eric Blake
2020-05-07 18:22   ` Vladimir Sementsov-Ogievskiy [this message]
2020-05-19 17:40 ` [PATCH v2 0/9] drop unallocated_blocks_are_zero Vladimir Sementsov-Ogievskiy

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