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Re: [Qemu-devel] [PULL 0/5] NBD patches for 2017-09-06
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PULL 0/5] NBD patches for 2017-09-06 |
Date: |
Thu, 7 Sep 2017 08:48:15 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 09/07/2017 07:26 AM, Peter Maydell wrote:
> On 6 September 2017 at 16:21, Eric Blake <address@hidden> wrote:
>> The following changes since commit b07d1c2f5607489d4d4a6a65ce36a3e896ac065e:
>>
>> Revert "kvm: use DIV_ROUND_UP" (2017-09-05 18:55:40 +0100)
>>
>> are available in the git repository at:
>>
>> git://repo.or.cz/qemu/ericb.git tags/pull-nbd-2017-09-06
>>
>> for you to fetch changes up to 030fa7f6f950f5c8963f1dee8e6bb7387ed86a99:
>>
>> nbd: Use new qio_channel_*_all() functions (2017-09-06 10:11:54 -0500)
>>
> I get an error in test-aio-multithread (clang, linux, x86-64):
> GTESTER tests/test-aio-multithread
> **
> ERROR:/home/petmay01/linaro/qemu-for-merges/tests/test-aio-multithread.c:368:test_multi_fair_mutex:
> assertion failed (counter == atomic_counter): (532693 == 532694)
> GTester: last random seed: R02Sa68ef1eb4822359eb869642ff26180df
I wonder if that is a rare but pre-existing bug, as I don't see any use
of qio_channel in test-aio-multithread, and therefore no obvious way
that this series would be the cause of the intermittent failure.
>
> Seems to be very intermittent, though -- I haven't been able
> to reproduce it, even with loading the box up with a
> compile job at the same time.
Paolo, this appears to be your area of expertise.
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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- [Qemu-devel] [PULL 0/5] NBD patches for 2017-09-06, Eric Blake, 2017/09/06
- [Qemu-devel] [PULL 4/5] io: Add new qio_channel_read{, v}_all_eof functions, Eric Blake, 2017/09/06
- [Qemu-devel] [PULL 3/5] io: Yield rather than wait when already in coroutine, Eric Blake, 2017/09/06
- [Qemu-devel] [PULL 1/5] iotests: rewrite 192 to use _launch_qemu to fix LUKS support, Eric Blake, 2017/09/06
- [Qemu-devel] [PULL 2/5] iotests: blacklist 194 with the luks driver, Eric Blake, 2017/09/06
- [Qemu-devel] [PULL 5/5] nbd: Use new qio_channel_*_all() functions, Eric Blake, 2017/09/06
- Re: [Qemu-devel] [PULL 0/5] NBD patches for 2017-09-06, Peter Maydell, 2017/09/07
- Re: [Qemu-devel] [PULL 0/5] NBD patches for 2017-09-06,
Eric Blake <=