X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fext3%2Fdir.c;h=c8e4ee3af1d0a7ead446bb5dcf34040db7690138;hb=c548f08a4f7b89b93c805e0c4024b8302afa7121;hp=852869840f240ccc4834ca321c0f6958889c477a;hpb=60c9b2746f589b0b809582b0471cf30ad3ae439f;p=linux-2.6-omap-h63xx.git

diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index 852869840f2..c8e4ee3af1d 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -47,9 +47,7 @@ const struct file_operations ext3_dir_operations = {
 	.compat_ioctl	= ext3_compat_ioctl,
 #endif
 	.fsync		= ext3_sync_file,	/* BKL held */
-#ifdef CONFIG_EXT3_INDEX
 	.release	= ext3_release_dir,
-#endif
 };
 
 
@@ -107,7 +105,6 @@ static int ext3_readdir(struct file * filp,
 
 	sb = inode->i_sb;
 
-#ifdef CONFIG_EXT3_INDEX
 	if (EXT3_HAS_COMPAT_FEATURE(inode->i_sb,
 				    EXT3_FEATURE_COMPAT_DIR_INDEX) &&
 	    ((EXT3_I(inode)->i_flags & EXT3_INDEX_FL) ||
@@ -123,7 +120,6 @@ static int ext3_readdir(struct file * filp,
 		 */
 		EXT3_I(filp->f_path.dentry->d_inode)->i_flags &= ~EXT3_INDEX_FL;
 	}
-#endif
 	stored = 0;
 	offset = filp->f_pos & (sb->s_blocksize - 1);
 
@@ -136,12 +132,14 @@ 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_pos = (loff_t)index << PAGE_CACHE_SHIFT;
 			bh = ext3_bread(NULL, inode, blk, 0, &err);
 		}
 
@@ -208,7 +206,7 @@ revalidate:
 				 * not the directory has been modified
 				 * during the copy operation.
 				 */
-				unsigned long version = filp->f_version;
+				u64 version = filp->f_version;
 
 				error = filldir(dirent, de->name,
 						de->name_len,
@@ -230,7 +228,6 @@ out:
 	return ret;
 }
 
-#ifdef CONFIG_EXT3_INDEX
 /*
  * These functions convert from the major/minor hash to an f_pos
  * value.
@@ -516,5 +513,3 @@ static int ext3_release_dir (struct inode * inode, struct file * filp)
 
 	return 0;
 }
-
-#endif