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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:12:54 -0800 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:12:54 -0800 |
commit | 17b02809cfa77abcab155ce3afbb1467e7f0744f (patch) | |
tree | 4bb7b08fa29e73fb29a8e56fec766643b1eaa82e /drivers/md/dm-io.c | |
parent | 9cd02bd876d3b1a5a93f0c9376f578bde03a6b26 (diff) | |
parent | 0414855fdc4a40da05221fc6062cccbc0c30f169 (diff) | |
download | op-kernel-dev-17b02809cfa77abcab155ce3afbb1467e7f0744f.zip op-kernel-dev-17b02809cfa77abcab155ce3afbb1467e7f0744f.tar.gz |
Merge 3.14-rc5 into staging-next
We want those fixes in here
Diffstat (limited to 'drivers/md/dm-io.c')
-rw-r--r-- | drivers/md/dm-io.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index b2b8a10..3842ac7 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -201,29 +201,28 @@ static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offse /* * Functions for getting the pages from a bvec. */ -static void bio_get_page(struct dpages *dp, - struct page **p, unsigned long *len, unsigned *offset) +static void bio_get_page(struct dpages *dp, struct page **p, + unsigned long *len, unsigned *offset) { - struct bio *bio = dp->context_ptr; - struct bio_vec bvec = bio_iovec(bio); - *p = bvec.bv_page; - *len = bvec.bv_len; - *offset = bvec.bv_offset; + struct bio_vec *bvec = dp->context_ptr; + *p = bvec->bv_page; + *len = bvec->bv_len - dp->context_u; + *offset = bvec->bv_offset + dp->context_u; } static void bio_next_page(struct dpages *dp) { - struct bio *bio = dp->context_ptr; - struct bio_vec bvec = bio_iovec(bio); - - bio_advance(bio, bvec.bv_len); + struct bio_vec *bvec = dp->context_ptr; + dp->context_ptr = bvec + 1; + dp->context_u = 0; } static void bio_dp_init(struct dpages *dp, struct bio *bio) { dp->get_page = bio_get_page; dp->next_page = bio_next_page; - dp->context_ptr = bio; + dp->context_ptr = __bvec_iter_bvec(bio->bi_io_vec, bio->bi_iter); + dp->context_u = bio->bi_iter.bi_bvec_done; } /* |