tree 13d901e901caf86342e4e47dabfeb5b5a4f5f7dc
parent 640ab98fb3629c0f8417b9b2532eca596495f3bb
author Jens Axboe <axboe@kernel.dk> 1506512736 -0600
committer Jens Axboe <axboe@kernel.dk> 1507041497 -0600

buffer: grow_dev_page() should use __GFP_NOFAIL for all cases

We currently use it for find_or_create_page(), which means that it
cannot fail. Ensure we also pass in 'retry == true' to
alloc_page_buffers(), which also ensure that it cannot fail.

After this, there are no failure cases in grow_dev_page() that
occur because of a failed memory allocation.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>