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Re: [Qemu-devel] [PATCH v3 5/5] tests: Add coverage for recent block geo


From: Max Reitz
Subject: Re: [Qemu-devel] [PATCH v3 5/5] tests: Add coverage for recent block geometry fixes
Date: Tue, 6 Dec 2016 23:33:10 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.0

On 02.12.2016 20:22, Eric Blake wrote:
> Use blkdebug's new geometry constraints to emulate setups that
> have caused recent regression fixes: write zeroes asserting
> when running through a loopback block device with max-transfer
> smaller than cluster size, and discard rounding away portions
> of requests not aligned to preferred boundaries.  Also, add
> coverage that the block layer is honoring max transfer limits.
> 
> For now, a single iotest performs all actions, with the idea
> that we can add future blkdebug constraint test cases in the
> same file; but it can be split into multiple iotests if we find
> reason to run one portion of the test in more setups than what
> are possible in the other.
> 
> Signed-off-by: Eric Blake <address@hidden>
> 
> ---
> v3: make comments tied more to test at hand, rather than the
> particular hardware that led to the earlier patches being tested
> v2: new patch
> ---
>  tests/qemu-iotests/173     | 115 
> +++++++++++++++++++++++++++++++++++++++++++++
>  tests/qemu-iotests/173.out |  49 +++++++++++++++++++
>  tests/qemu-iotests/group   |   1 +
>  3 files changed, 165 insertions(+)
>  create mode 100755 tests/qemu-iotests/173
>  create mode 100644 tests/qemu-iotests/173.out

Reviewed-by: Max Reitz <address@hidden>

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