From: Eric Blake <eblake@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [PATCH for-2.7 v5 00/14] nbd: efficient write zeroes
Date: Tue, 19 Jul 2016 09:33:55 -0600 [thread overview]
Message-ID: <578E4863.3030700@redhat.com> (raw)
In-Reply-To: <2011178647.8409578.1468918439390.JavaMail.zimbra@redhat.com>
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On 07/19/2016 02:53 AM, Paolo Bonzini wrote:
>
>> The upstream NBD protocol is proposing an extension for efficient
>> write zeroes; having a qemu implementation will be one of the reasons
>> to promote the proposal from experimental to standard:
>> https://github.com/yoe/nbd/blob/extension-write-zeroes/doc/proto.md
>>
>> v4 was here:
>> https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg07463.html
>>
>> Prerequisites:
>> v3 Auto-fragment large transactions at the block layer:
>> https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg03550.html
>> v2 byte-based block discard:
>> https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg03592.html
>>
>> Also available as a tag at:
>> git fetch git://repo.or.cz/qemu/ericb.git nbd-zero-v5
>>
>> changes since v4:
>> - patch 2 - Rebase to latest
>> - patch 6, 10 - Address review comments [Paolo]
>> - patch 14 - Update commit message to address review comments [Paolo]
>
> I'm sorry, it's too late for 2.7 now.
Fair enough. I'll pull out the bug fixes (at least 1/14 is still 2.7
material) and re-submit those along with the other pending block bug
fixes that I need to do in hard freeze (iscsi with the 15M unmap/zero
granularity).
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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next prev parent reply other threads:[~2016-07-19 15:34 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-19 4:07 [Qemu-devel] [PATCH for-2.7 v5 00/14] nbd: efficient write zeroes Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 01/14] nbd: Fix bad flag detection on server Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 02/14] nbd: Add qemu-nbd -D for human-readable description Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 03/14] nbd: Limit nbdflags to 16 bits Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 04/14] nbd: Treat flags vs. command type as separate fields Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 05/14] nbd: Share common reply-sending code in server Eric Blake
2016-07-19 5:10 ` Fam Zheng
2016-07-19 14:52 ` Eric Blake
2016-07-20 4:39 ` Fam Zheng
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 06/14] nbd: Send message along with server NBD_REP_ERR errors Eric Blake
2016-07-19 5:15 ` Fam Zheng
2016-10-11 15:12 ` Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 07/14] nbd: Share common option-sending code in client Eric Blake
2016-07-19 5:31 ` Fam Zheng
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 08/14] nbd: Let server know when client gives up negotiation Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 09/14] nbd: Let client skip portions of server reply Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 10/14] nbd: Less allocation during NBD_OPT_LIST Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 11/14] nbd: Support shorter handshake Eric Blake
2016-07-19 4:07 ` [Qemu-devel] [PATCH v5 12/14] nbd: Improve server handling of shutdown requests Eric Blake
2016-07-19 4:08 ` [Qemu-devel] [PATCH v5 13/14] nbd: Implement NBD_CMD_WRITE_ZEROES on server Eric Blake
2016-07-19 6:21 ` Fam Zheng
2016-07-19 15:28 ` Eric Blake
2016-07-19 15:45 ` Paolo Bonzini
2016-07-20 3:34 ` Fam Zheng
2016-07-20 3:47 ` Eric Blake
2016-07-20 4:37 ` Fam Zheng
2016-07-20 7:09 ` Paolo Bonzini
2016-07-20 7:38 ` Fam Zheng
2016-07-20 8:16 ` Paolo Bonzini
2016-07-20 9:04 ` Fam Zheng
2016-07-20 9:19 ` [Qemu-devel] semantics of FIEMAP without FIEMAP_FLAG_SYNC (was Re: [PATCH v5 13/14] nbd: Implement NBD_CMD_WRITE_ZEROES on server) Paolo Bonzini
2016-07-20 12:30 ` Dave Chinner
2016-07-20 13:35 ` Niels de Vos
2016-07-21 11:43 ` Dave Chinner
2016-07-21 12:31 ` Pádraig Brady
2016-07-21 13:15 ` Dave Chinner
2016-07-20 13:40 ` Paolo Bonzini
2016-07-21 12:41 ` Dave Chinner
2016-07-21 13:01 ` Pádraig Brady
2016-07-21 14:23 ` Paolo Bonzini
2016-07-22 8:58 ` Dave Chinner
2016-07-22 10:41 ` Paolo Bonzini
2018-02-15 16:40 ` Vladimir Sementsov-Ogievskiy
2018-02-15 16:42 ` Paolo Bonzini
2018-04-18 14:25 ` Vladimir Sementsov-Ogievskiy
2018-04-18 14:41 ` [Qemu-devel] semantics of FIEMAP without FIEMAP_FLAG_SYNC Eric Blake
2016-08-18 13:50 ` [Qemu-devel] [PATCH v5 13/14] nbd: Implement NBD_CMD_WRITE_ZEROES on server Vladimir Sementsov-Ogievskiy
2016-08-18 13:52 ` Paolo Bonzini
2016-07-19 4:08 ` [Qemu-devel] [PATCH v5 14/14] nbd: Implement NBD_CMD_WRITE_ZEROES on client Eric Blake
2016-07-19 6:24 ` Fam Zheng
2016-07-19 15:31 ` Eric Blake
2016-07-19 6:33 ` [Qemu-devel] [PATCH for-2.7 v5 00/14] nbd: efficient write zeroes Fam Zheng
2016-07-19 8:53 ` Paolo Bonzini
2016-07-19 15:33 ` Eric Blake [this message]
2016-07-19 15:41 ` Paolo Bonzini
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