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authorMartin K. Petersen <martin.petersen@oracle.com>2009-03-10 08:27:39 +0100
committerJens Axboe <jens.axboe@oracle.com>2009-03-24 12:35:17 +0100
commit6d2a78e783416ba99e36beb1d4395b785b34e867 (patch)
tree5e1b772cfbfb8b5d089a9808a0232749f7ddf8be /fs/bio.c
parent32ca163c9cdb33151d79e95a7cf244f62b5d4418 (diff)
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.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/fs/bio.c b/fs/bio.c
index 9cc1430b449..a040cde7f6f 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -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);