block: Document the bio_vec properties
authorBart Van Assche <bvanassche@acm.org>
Tue, 19 May 2020 04:07:36 +0000 (21:07 -0700)
committerJens Axboe <axboe@kernel.dk>
Tue, 19 May 2020 15:40:29 +0000 (09:40 -0600)
commit854b5f01dc6a7b59f0dddd646a80b1fcd767a8db
treeb2a5537dcf591125d869e6c3d7d97e9f59aab81a
parentc1527c0e12d461ff4c603996f77983f37b85c286
block: Document the bio_vec properties

Since it is nontrivial that nth_page() does not have to be used for a
bio_vec, document this.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
CC: Christoph Hellwig <hch@infradead.org>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
include/linux/bvec.h