[PATCH] sb_set_blocksize cleanup
Coywolf Qi Hunt [Fri, 24 Mar 2006 11:18:05 +0000 (03:18 -0800)]
sb_set_blocksize() cleanup: make sb_set_blocksize() use blksize_bits().

Signed-off-by: Coywolf Qi Hunt <qiyong@fc-cn.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/block_dev.c

index 2d09605..573fc8e 100644 (file)
@@ -86,16 +86,12 @@ EXPORT_SYMBOL(set_blocksize);
 
 int sb_set_blocksize(struct super_block *sb, int size)
 {
-       int bits = 9; /* 2^9 = 512 */
-
        if (set_blocksize(sb->s_bdev, size))
                return 0;
        /* If we get here, we know size is power of two
         * and it's value is between 512 and PAGE_SIZE */
        sb->s_blocksize = size;
-       for (size >>= 10; size; size >>= 1)
-               ++bits;
-       sb->s_blocksize_bits = bits;
+       sb->s_blocksize_bits = blksize_bits(size);
        return sb->s_blocksize;
 }