diff options
Diffstat (limited to 'fs/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index cd8ecc79536c..2dba3c7f7039 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -53,10 +53,10 @@ static void kill_bdev(struct block_device *bdev) truncate_inode_pages(bdev->bd_inode->i_mapping, 0); } -int set_blocksize(kdev_t dev, int size) +int set_blocksize(struct block_device *bdev, int size) { int oldsize; - struct block_device *bdev; + kdev_t dev = to_kdev_t(bdev->bd_dev); /* Size must be a power of two, and between 512 and PAGE_SIZE */ if (size > PAGE_SIZE || size < 512 || (size & (size-1))) @@ -83,19 +83,17 @@ int set_blocksize(kdev_t dev, int size) } /* Ok, we're actually changing the blocksize.. */ - bdev = bdget(kdev_t_to_nr(dev)); sync_blockdev(bdev); blksize_size[major(dev)][minor(dev)] = size; bdev->bd_inode->i_blkbits = blksize_bits(size); kill_bdev(bdev); - bdput(bdev); return 0; } int sb_set_blocksize(struct super_block *sb, int size) { int bits; - if (set_blocksize(sb->s_dev, size) < 0) + if (set_blocksize(sb->s_bdev, size) < 0) return 0; sb->s_blocksize = size; for (bits = 9, size >>= 9; size >>= 1; bits++) |