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: NNikolay Borisov <nborisov@suse.com> Reviewed-by: NJan Kara <jack@suse.cz> Signed-off-by: NJens Axboe <axboe@kernel.dk>
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