On Mon, Nov 10, 2008 at 05:40:27PM -0800, Mingming Cao wrote:
> quota: Use inode->i_blkbits to get block bits
>
> From: Mingming Cao <cmm@xxxxxxxxxx>
>
> Andrew has suggested to use inode->i_blkbits to get the block bits info,
> rather than use super block's blockbits. That should be faster and emit
> less code.
>
> Signed-off-by: Mingming Cao <cmm@xxxxxxxxxx>
> ---
> include/linux/quotaops.h | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> Index: linux-2.6.28-rc2/include/linux/quotaops.h
> ===================================================================
> --- linux-2.6.28-rc2.orig/include/linux/quotaops.h 2008-11-07 11:23:00.000000000 -0800
> +++ linux-2.6.28-rc2/include/linux/quotaops.h 2008-11-07 11:24:39.000000000 -0800
> @@ -399,26 +399,26 @@ static inline void vfs_dq_free_space(str
> static inline int vfs_dq_prealloc_block_nodirty(struct inode *inode, qsize_t nr)
> {
> return vfs_dq_prealloc_space_nodirty(inode,
> - nr << inode->i_sb->s_blocksize_bits);
> + nr << inode->i_blkbits);
> }
>
> static inline int vfs_dq_prealloc_block(struct inode *inode, qsize_t nr)
> {
> return vfs_dq_prealloc_space(inode,
> - nr << inode->i_sb->s_blocksize_bits);
> + nr << inode->i_blkbits);
> }
>
> static inline int vfs_dq_alloc_block_nodirty(struct inode *inode, qsize_t nr)
> {
> return vfs_dq_alloc_space_nodirty(inode,
> - nr << inode->i_sb->s_blocksize_bits);
> + nr << inode->i_blkbits);
> }
>
>
> static inline int vfs_dq_alloc_block(struct inode *inode, qsize_t nr)
> {
> return vfs_dq_alloc_space(inode,
> - nr << inode->i_sb->s_blocksize_bits);
> + nr << inode->i_blkbits);
All these cals no fit onto a single line.
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