Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...

[pandora-kernel.git] / fs / ext3 / dir.c

diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index 8528698..c00723a 100644 (file)
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -136,12 +136,14 @@ static int ext3_readdir(struct file * filp,
                err = ext3_get_blocks_handle(NULL, inode, blk, 1,
                                                &map_bh, 0, 0);
                if (err > 0) {
-                       page_cache_readahead(sb->s_bdev->bd_inode->i_mapping,
-                               &filp->f_ra,
-                               filp,
-                               map_bh.b_blocknr >>
-                                       (PAGE_CACHE_SHIFT - inode->i_blkbits),
-                               1);
+                       pgoff_t index = map_bh.b_blocknr >>
+                                       (PAGE_CACHE_SHIFT - inode->i_blkbits);
+                       if (!ra_has_index(&filp->f_ra, index))
+                               page_cache_sync_readahead(
+                                       sb->s_bdev->bd_inode->i_mapping,
+                                       &filp->f_ra, filp,
+                                       index, 1);
+                       filp->f_ra.prev_index = index;
                        bh = ext3_bread(NULL, inode, blk, 0, &err);
                }