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authorTao Ma <boyu.mt@taobao.com>2011-10-08 15:53:49 -0400
committerTheodore Ts'o <tytso@mit.edu>2011-10-08 15:53:49 -0400
commitdf3ab17072c31fbd394614711772682f0a956a2c (patch)
treebb9aa8d05dcbb6de15b79c0afd8c79a854a3d345
parent4113c4caa4f355b8ff8b7ff0510c29c9d00d30b3 (diff)
downloadop-kernel-dev-df3ab17072c31fbd394614711772682f0a956a2c.zip
op-kernel-dev-df3ab17072c31fbd394614711772682f0a956a2c.tar.gz
ext4: fix the comment describing ext4_ext_search_right()
The comment describing what ext4_ext_search_right() does is incorrect. We return 0 in *phys when *logical is the 'largest' allocated block, not smallest. Fix a few other typos while we're at it. Cc: "Theodore Ts'o" <tytso@mit.edu> Signed-off-by: Tao Ma <boyu.mt@taobao.com>
-rw-r--r--fs/ext4/extents.c4
-rw-r--r--fs/ext4/inode.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index ad39627c..142e344 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1263,7 +1263,7 @@ static int ext4_ext_search_left(struct inode *inode,
/*
* search the closest allocated block to the right for *logical
* and returns it at @logical + it's physical address at @phys
- * if *logical is the smallest allocated block, the function
+ * if *logical is the largest allocated block, the function
* returns 0 at @phys
* return value contains 0 (success) or error code
*/
@@ -2168,7 +2168,7 @@ int ext4_ext_calc_credits_for_single_extent(struct inode *inode, int nrblocks,
* need to account for leaf block credit
*
* bitmaps and block group descriptor blocks
- * and other metadat blocks still need to be
+ * and other metadata blocks still need to be
* accounted.
*/
/* 1 bitmap, 1 block group descriptor */
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 1380cd2..4863238 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -458,7 +458,7 @@ static void set_buffers_da_mapped(struct inode *inode,
* the buffer head is mapped.
*
* It returns 0 if plain look up failed (blocks have not been allocated), in
- * that casem, buffer head is unmapped
+ * that case, buffer head is unmapped
*
* It returns the error in case of allocation failure.
*/
@@ -497,7 +497,7 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
* Returns if the blocks have already allocated
*
* Note that if blocks have been preallocated
- * ext4_ext_get_block() returns th create = 0
+ * ext4_ext_get_block() returns the create = 0
* with buffer head unmapped.
*/
if (retval > 0 && map->m_flags & EXT4_MAP_MAPPED)
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