Tejun Heo ed288dc0d4 writeback: Separate out wb_get_lookup() from wb_get_create() ...

Separate out wb_get_lookup() which doesn't try to create one if there
isn't already one from wb_get_create().  This will be used by later
patches.

Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2019-08-27 09:22:38 -06:00

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