[dm-devel] [PATCH 1/3] dm: log writes target V2
Josef Bacik
jbacik at fb.com
Tue Apr 7 14:41:42 UTC 2015
On 03/24/2015 11:33 AM, Mike Snitzer wrote:
> On Fri, Mar 20 2015 at 10:50am -0400,
> Josef Bacik <jbacik at fb.com> wrote:
>
>> This creates a new target that is meant for file system developers to test file
>> system integrity at particular points in the life of a file system. We capture
>> all write requests and the data and log the requests and the data to a separate
>> device for later replay. There is a userspace utility to do this replay. The
>> idea behind this is to give file system developers to verify that the file
>> system is always consistent. Thanks,
>>
>> Signed-off-by: Josef Bacik <jbacik at fb.com>
>
> Hey Josef,
>
> Nice job with this target, you need to contribute to DM more ;)
>
> I've staged your target for the 4.1 merge in linux-dm.git's 'for-next'
> branch (with a few small fixes for nits/typos).
>
> FYI, I'll likely rebase 'for-next' once more for 4.1 given a conflicting
> 4.0 change to DM core still needs to land upstream (you can see the
> merge conflict in 'for-next' at the moment). But that won't impact your
> target at all (other than changing the 4.1 commit id).
>
Great thanks Mike!
Josef
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