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-rw-r--r--fs/ext4/inode.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 7dcac9d..d3118d1 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4153,12 +4153,7 @@ make_io:
unsigned num;
table = ext4_inode_table(sb, gdp);
- /* Make sure s_inode_readahead_blks is a power of 2 */
- while (EXT4_SB(sb)->s_inode_readahead_blks &
- (EXT4_SB(sb)->s_inode_readahead_blks-1))
- EXT4_SB(sb)->s_inode_readahead_blks =
- (EXT4_SB(sb)->s_inode_readahead_blks &
- (EXT4_SB(sb)->s_inode_readahead_blks-1));
+ /* s_inode_readahead_blks is always a power of 2 */
b = block & ~(EXT4_SB(sb)->s_inode_readahead_blks-1);
if (table > b)
b = table;
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