Commit baaa2c51 authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds
Browse files

[PATCH] Avoid deadlock in sync_page_io by using GFP_NOIO 



..as sync_page_io can be called on the write-out path.

Signed-off-by: default avatarNeil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8d38eadb

drivers/md/md.c

+1 −1
Original line number Diff line number Diff line
@@ -332,7 +332,7 @@ static int bi_complete(struct bio *bio, unsigned int bytes_done, int error) 
static int sync_page_io(struct block_device *bdev, sector_t sector, int size,

		   struct page *page, int rw)

{

	struct bio *bio = bio_alloc(GFP_KERNEL, 1);

	struct bio *bio = bio_alloc(GFP_NOIO, 1);

	struct completion event;

	int ret;