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| author | Martin K. Petersen <martin.petersen@oracle.com> | 2009-03-10 08:27:39 +0100 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-03-24 12:35:17 +0100 |
| commit | 6d2a78e783416ba99e36beb1d4395b785b34e867 (patch) | |
| tree | 5e1b772cfbfb8b5d089a9808a0232749f7ddf8be /fs/bio.c | |
| parent | block: genhd.h comment needs updating (diff) | |
| download | linux-6d2a78e783416ba99e36beb1d4395b785b34e867.tar.xz linux-6d2a78e783416ba99e36beb1d4395b785b34e867.zip | |
block: add private bio_set for bio integrity allocations
The integrity bio allocation needs its own bio_set to avoid violating
the mempool allocation rules and risking deadlocks.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs/bio.c')
| -rw-r--r-- | fs/bio.c | 9 |
1 files changed, 2 insertions, 7 deletions
@@ -248,7 +248,7 @@ void bio_free(struct bio *bio, struct bio_set *bs) bvec_free_bs(bs, bio->bi_io_vec, BIO_POOL_IDX(bio)); if (bio_integrity(bio)) - bio_integrity_free(bio, bs); + bio_integrity_free(bio); /* * If we have front padding, adjust the bio pointer before freeing @@ -466,7 +466,7 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask) if (bio_integrity(bio)) { int ret; - ret = bio_integrity_clone(b, bio, gfp_mask, fs_bio_set); + ret = bio_integrity_clone(b, bio, gfp_mask); if (ret < 0) { bio_put(b); @@ -1529,7 +1529,6 @@ void bioset_free(struct bio_set *bs) if (bs->bio_pool) mempool_destroy(bs->bio_pool); - bioset_integrity_free(bs); biovec_free_pools(bs); bio_put_slab(bs); @@ -1570,9 +1569,6 @@ struct bio_set *bioset_create(unsigned int pool_size, unsigned int front_pad) if (!bs->bio_pool) goto bad; - if (bioset_integrity_create(bs, pool_size)) - goto bad; - if (!biovec_create_pools(bs, pool_size)) return bs; @@ -1610,7 +1606,6 @@ static int __init init_bio(void) if (!bio_slabs) panic("bio: can't allocate bios\n"); - bio_integrity_init_slab(); biovec_init_slabs(); fs_bio_set = bioset_create(BIO_POOL_SIZE, 0); |