2009-04-15 05:11:03

by Nikanth Karthikesan

[permalink] [raw]
Subject: [PATCH 2/7] block: Remove code handling bio_alloc failure with __GFP_WAIT

Remove code handling bio_alloc failure with __GFP_WAIT.
GFP_KERNEL implies __GFP_WAIT.

Signed-off-by: Nikanth Karthikesan <[email protected]>

---

diff --git a/block/blk-barrier.c b/block/blk-barrier.c
index f7dae57..20b4111 100644
--- a/block/blk-barrier.c
+++ b/block/blk-barrier.c
@@ -319,9 +319,6 @@ int blkdev_issue_flush(struct block_device *bdev, sector_t *error_sector)
return -ENXIO;

bio = bio_alloc(GFP_KERNEL, 0);
- if (!bio)
- return -ENOMEM;
-
bio->bi_end_io = bio_end_empty_barrier;
bio->bi_private = &wait;
bio->bi_bdev = bdev;
diff --git a/block/ioctl.c b/block/ioctl.c
index 0f22e62..ad474d4 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -146,8 +146,6 @@ static int blk_ioctl_discard(struct block_device *bdev, uint64_t start,
struct bio *bio;

bio = bio_alloc(GFP_KERNEL, 0);
- if (!bio)
- return -ENOMEM;

bio->bi_end_io = blk_ioc_discard_endio;
bio->bi_bdev = bdev;