[PATCH] sb_set_blocksize cleanup

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>

[PATCH] sb_set_blocksize cleanup
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>
Coywolf Qi Hunt · Linus Torvalds
1 parent a94ddf3ab8
Showing 1 changed file with 1 additions and 5 deletions Side-by-side Diff
fs/block_dev.c
@@ -86,16 +86,12 @@
  
 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;
 }
...	...	@@ -86,16 +86,12 @@
86	86
87	87	int sb_set_blocksize(struct super_block *sb, int size)
88	88	{
89		- int bits = 9; /* 2^9 = 512 */
90		-
91	89	if (set_blocksize(sb->s_bdev, size))
92	90	return 0;
93	91	/* If we get here, we know size is power of two
94	92	* and it's value is between 512 and PAGE_SIZE */
95	93	sb->s_blocksize = size;
96		- for (size >>= 10; size; size >>= 1)
97		- ++bits;
98		- sb->s_blocksize_bits = bits;
	94	+ sb->s_blocksize_bits = blksize_bits(size);
99	95	return sb->s_blocksize;
100	96	}
101	97