[dm-devel] [PATCH 09/14] dm: prep for following changes

[Christoph Hellwig]

On Thu, Feb 10, 2022 at 05:38:27PM -0500, Mike Snitzer wrote:
> Rename dm_io struct's 'endio_lock' member to 'lock' to reuse spinlock
> to protect new member used to flag if IO accounting has been started.
> 
> Also move kicking of the suspend queue out to dm_io_dec_pending (the
> only caller) since end_io_acct will soon only be called if IO
> accounting was started.
> 
> Some comment tweaks and removal of local variables. No functional
> change.

The changes looks fine to me, but for the reader it would be much nicer
if the lock rename, kicking changes and local variable tweaks were split
into separate patches.