From: Kent Overstreet Date: Wed, 7 Aug 2013 21:32:45 +0000 (-0700) Subject: block: Rename bio_split() -> bio_pair_split() X-Git-Tag: accepted/tizen/common/20141203.182822~668^2~22 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ee67891bf132612feb7b999ee1f3350b40867cb4;p=platform%2Fkernel%2Flinux-arm64.git block: Rename bio_split() -> bio_pair_split() This is prep work for introducing a more general bio_split(). Signed-off-by: Kent Overstreet Cc: Jens Axboe Cc: NeilBrown Cc: Alasdair Kergon Cc: Lars Ellenberg Cc: Peter Osterlund Cc: Sage Weil --- diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index ce986ba..28789b8 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2399,7 +2399,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio) if (last_zone != zone) { BUG_ON(last_zone != zone + pd->settings.size); first_sectors = last_zone - bio->bi_iter.bi_sector; - bp = bio_split(bio, first_sectors); + bp = bio_pair_split(bio, first_sectors); BUG_ON(!bp); pkt_make_request(q, &bp->bio1); pkt_make_request(q, &bp->bio2); diff --git a/drivers/md/linear.c b/drivers/md/linear.c index fb3b0d0..e9b53e9 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -326,7 +326,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio) rcu_read_unlock(); - bp = bio_split(bio, end_sector - bio->bi_iter.bi_sector); + bp = bio_pair_split(bio, end_sector - bio->bi_iter.bi_sector); linear_make_request(mddev, &bp->bio1); linear_make_request(mddev, &bp->bio2); diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 8ee1a6c..ea754dd 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -534,11 +534,11 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio) * refuse to split for us, so we need to split it. */ if (likely(is_power_of_2(chunk_sects))) - bp = bio_split(bio, chunk_sects - (sector & + bp = bio_pair_split(bio, chunk_sects - (sector & (chunk_sects-1))); else - bp = bio_split(bio, chunk_sects - - sector_div(sector, chunk_sects)); + bp = bio_pair_split(bio, chunk_sects - + sector_div(sector, chunk_sects)); raid0_make_request(mddev, &bp->bio1); raid0_make_request(mddev, &bp->bio2); bio_pair_release(bp); diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index ac4bfa438c..69c1bc8 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1193,7 +1193,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) /* This is a one page bio that upper layers * refuse to split for us, so we need to split it. */ - bp = bio_split(bio, chunk_sects - + bp = bio_pair_split(bio, chunk_sects - (bio->bi_iter.bi_sector & (chunk_sects - 1))); /* Each of these 'make_request' calls will call 'wait_barrier'. diff --git a/fs/bio.c b/fs/bio.c index b0a16db..a3e753f 100644 --- a/fs/bio.c +++ b/fs/bio.c @@ -1827,7 +1827,7 @@ static void bio_pair_end_2(struct bio *bi, int err) /* * split a bio - only worry about a bio with a single page in its iovec */ -struct bio_pair *bio_split(struct bio *bi, int first_sectors) +struct bio_pair *bio_pair_split(struct bio *bi, int first_sectors) { struct bio_pair *bp = mempool_alloc(bio_split_pool, GFP_NOIO); @@ -1874,7 +1874,7 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors) return bp; } -EXPORT_SYMBOL(bio_split); +EXPORT_SYMBOL(bio_pair_split); /** * bio_trim - trim a bio diff --git a/include/linux/bio.h b/include/linux/bio.h index 64f5169..aa67af0 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -317,7 +317,7 @@ struct bio_pair { atomic_t cnt; int error; }; -extern struct bio_pair *bio_split(struct bio *bi, int first_sectors); +extern struct bio_pair *bio_pair_split(struct bio *bi, int first_sectors); extern void bio_pair_release(struct bio_pair *dbio); extern void bio_trim(struct bio *bio, int offset, int size);