[dm-devel] [PATCH 1/3] dm: log writes target V2

Zach Brown zab at zabbo.net
Fri Mar 20 16:31:44 UTC 2015


On Fri, Mar 20, 2015 at 10:50:37AM -0400, Josef Bacik 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>
> ---
> V1->V2: fixed up stuff based on Zachs review.

Cool,

Reviewed-by: Zach Brown <zab at zabbo.net>

- z




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