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-rw-r--r--drivers/md/md.c44
1 files changed, 3 insertions, 41 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 308e87b417e0..95c88012a3b9 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -155,32 +155,17 @@ static int start_readonly;
* like bio_clone, but with a local bio set
*/
-static void mddev_bio_destructor(struct bio *bio)
-{
- struct mddev *mddev, **mddevp;
-
- mddevp = (void*)bio;
- mddev = mddevp[-1];
-
- bio_free(bio, mddev->bio_set);
-}
-
struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
struct mddev *mddev)
{
struct bio *b;
- struct mddev **mddevp;
if (!mddev || !mddev->bio_set)
return bio_alloc(gfp_mask, nr_iovecs);
- b = bio_alloc_bioset(gfp_mask, nr_iovecs,
- mddev->bio_set);
+ b = bio_alloc_bioset(gfp_mask, nr_iovecs, mddev->bio_set);
if (!b)
return NULL;
- mddevp = (void*)b;
- mddevp[-1] = mddev;
- b->bi_destructor = mddev_bio_destructor;
return b;
}
EXPORT_SYMBOL_GPL(bio_alloc_mddev);
@@ -188,32 +173,10 @@ EXPORT_SYMBOL_GPL(bio_alloc_mddev);
struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,
struct mddev *mddev)
{
- struct bio *b;
- struct mddev **mddevp;
-
if (!mddev || !mddev->bio_set)
return bio_clone(bio, gfp_mask);
- b = bio_alloc_bioset(gfp_mask, bio->bi_max_vecs,
- mddev->bio_set);
- if (!b)
- return NULL;
- mddevp = (void*)b;
- mddevp[-1] = mddev;
- b->bi_destructor = mddev_bio_destructor;
- __bio_clone(b, bio);
- if (bio_integrity(bio)) {
- int ret;
-
- ret = bio_integrity_clone(b, bio, gfp_mask, mddev->bio_set);
-
- if (ret < 0) {
- bio_put(b);
- return NULL;
- }
- }
-
- return b;
+ return bio_clone_bioset(bio, gfp_mask, mddev->bio_set);
}
EXPORT_SYMBOL_GPL(bio_clone_mddev);
@@ -5006,8 +4969,7 @@ int md_run(struct mddev *mddev)
}
if (mddev->bio_set == NULL)
- mddev->bio_set = bioset_create(BIO_POOL_SIZE,
- sizeof(struct mddev *));
+ mddev->bio_set = bioset_create(BIO_POOL_SIZE, 0);
spin_lock(&pers_lock);
pers = find_pers(mddev->level, mddev->clevel);