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| author | un'ichi Nomura <j-nomura@ce.jp.nec.com> | 2009-03-09 10:40:52 +0100 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-03-14 21:06:51 +0100 |
| commit | 87092698c665e0a358caf9825ae13114343027e8 (patch) | |
| tree | 4003d12a76e1cd5b50d275a0aef536d4a86d0092 /fs | |
| parent | 041b62374c7fedc11a8a1eeda2868612d3d1436c (diff) | |
| download | lwn-87092698c665e0a358caf9825ae13114343027e8.tar.gz lwn-87092698c665e0a358caf9825ae13114343027e8.zip | |
block: Add gfp_mask parameter to bio_integrity_clone()
Stricter gfp_mask might be required for clone allocation.
For example, request-based dm may clone bio in interrupt context
so it has to use GFP_ATOMIC.
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/bio-integrity.c | 5 | ||||
| -rw-r--r-- | fs/bio.c | 2 |
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c index 549b0144da11..fe2b1aa2464e 100644 --- a/fs/bio-integrity.c +++ b/fs/bio-integrity.c @@ -685,19 +685,20 @@ EXPORT_SYMBOL(bio_integrity_split); * bio_integrity_clone - Callback for cloning bios with integrity metadata * @bio: New bio * @bio_src: Original bio + * @gfp_mask: Memory allocation mask * @bs: bio_set to allocate bip from * * Description: Called to allocate a bip when cloning a bio */ int bio_integrity_clone(struct bio *bio, struct bio *bio_src, - struct bio_set *bs) + gfp_t gfp_mask, struct bio_set *bs) { struct bio_integrity_payload *bip_src = bio_src->bi_integrity; struct bio_integrity_payload *bip; BUG_ON(bip_src == NULL); - bip = bio_integrity_alloc_bioset(bio, GFP_NOIO, bip_src->bip_vcnt, bs); + bip = bio_integrity_alloc_bioset(bio, gfp_mask, bip_src->bip_vcnt, bs); if (bip == NULL) return -EIO; @@ -463,7 +463,7 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask) if (bio_integrity(bio)) { int ret; - ret = bio_integrity_clone(b, bio, fs_bio_set); + ret = bio_integrity_clone(b, bio, gfp_mask, fs_bio_set); if (ret < 0) return NULL; |