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Commit a2eb0c10 authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds
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[PATCH] md: Make sure bi_max_vecs is set properly in bio_split 



Else a subsequent bio_clone might make a mess.

Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Cc: "Don Dupuis" <dondster@gmail.com>
Acked-by: default avatarJens Axboe <axboe@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 5c4c3331

fs/bio.c

+3 −0
Original line number Diff line number Diff line
@@ -1116,6 +1116,9 @@ struct bio_pair *bio_split(struct bio *bi, mempool_t *pool, int first_sectors) 
	bp->bio1.bi_io_vec = &bp->bv1;

	bp->bio2.bi_io_vec = &bp->bv2;



	bp->bio1.bi_max_vecs = 1;

	bp->bio2.bi_max_vecs = 1;



	bp->bio1.bi_end_io = bio_pair_end_1;

	bp->bio2.bi_end_io = bio_pair_end_2;