Re: [Qemu-devel] [PATCH 0/5] Auto-fragment large transactions at the block layer

[Eric Blake <eblake@redhat.com>]

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On 06/21/2016 11:54 PM, Fam Zheng wrote:
> On Mon, 06/20 17:39, Eric Blake wrote:
>> We have max_transfer documented in BlockLimits, but while we
>> honor it during pwrite_zeroes, we were blindly ignoring it
>> during pwritev and preadv, leading to multiple drivers having
>> to implement fragmentation themselves.  This series moves
>> fragmentation to the block layer, then fixes the NBD driver to
>> use it; if you like this but it needs a v2, you can request that
>> I further do other drivers (I know at least iscsi and qcow2 do
>> some self-fragmenting and/or error reporting that can be
>> simplified by deferring fragmentation to the block layer).
>>
>> Prequisite: Kevin's block branch, plus my work on byte-based
>> block limits (v2 at the moment):
>> https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg04006.html
>>
>> Also available as a tag at:
>> git fetch git://repo.or.cz/qemu/ericb.git nbd-fragment-v1
> 
> Patches 1-6:
> 
> Reviewed-by: Fam Zheng <famz@redhat.com>

ping - series still applies to latest master without tweaks

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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