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authorMing Lei <ming.lei@redhat.com>2019-02-27 20:40:13 +0800
committerJens Axboe <axboe@kernel.dk>2019-02-28 05:56:03 -0700
commit594b9a89af8e7629e95a4cd844d188361be32790 (patch)
tree3ecf8a9d37bd6b7a7810e7c8ce8f2032dd578cf8 /fs/io_uring.c
parentbbcbbd567cc15823a6e9d4e2c5899ea3defa7b6d (diff)
downloadlinux-594b9a89af8e7629e95a4cd844d188361be32790.tar.bz2
block: introduce mp_bvec_for_each_page() for iterating over page
mp_bvec_for_each_segment() is a bit big for the iteration, so introduce a light-weight helper for iterating over pages, then 32bytes stack space can be saved. Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io_uring.c')
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