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[PATCH] dm/md dependency tree in sysfs: convert bd_sem to bd_mutex

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Convert bd_sem to bd_mutex

Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jun'ichi Nomura 2006-03-27 01:18:00 -08:00 • committed by Linus Torvalds
parent f165921df4
commit b4cf1b72ee
1 changed files with 4 additions and 4 deletions
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8
fs/block_dev.c
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@ -723,11 +723,11 @@ static int bd_claim_by_kobject(struct block_device *bdev, void *holder,
if (!bo) if (!bo)
return -ENOMEM; return -ENOMEM;
down(&bdev->bd_sem); mutex_lock(&bdev->bd_mutex);
res = bd_claim(bdev, holder); res = bd_claim(bdev, holder);
if (res || !add_bd_holder(bdev, bo)) if (res || !add_bd_holder(bdev, bo))
free_bd_holder(bo); free_bd_holder(bo);
up(&bdev->bd_sem); mutex_unlock(&bdev->bd_mutex);
return res; return res;
} }
@ -748,11 +748,11 @@ static void bd_release_from_kobject(struct block_device *bdev,
if (!kobj) if (!kobj)
return; return;
down(&bdev->bd_sem); mutex_lock(&bdev->bd_mutex);
bd_release(bdev); bd_release(bdev);
if ((bo = del_bd_holder(bdev, kobj))) if ((bo = del_bd_holder(bdev, kobj)))
free_bd_holder(bo); free_bd_holder(bo);
up(&bdev->bd_sem); mutex_unlock(&bdev->bd_mutex);
} }
/** /**