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Message-Id: <1409544411-31544-11-git-send-email-tytso@mit.edu>
Date: Mon, 1 Sep 2014 00:06:51 -0400
From: Theodore Ts'o <tytso@....edu>
To: Ext4 Developers List <linux-ext4@...r.kernel.org>
Cc: Theodore Ts'o <tytso@....edu>
Subject: [PATCH 10/10] ext4: rename ext4_ext_find_extent() to ext4_find_extent()
Make the function name less redundant.
Signed-off-by: Theodore Ts'o <tytso@....edu>
---
fs/ext4/ext4.h | 8 ++++----
fs/ext4/extents.c | 38 +++++++++++++++++++-------------------
fs/ext4/extents_status.c | 2 +-
fs/ext4/migrate.c | 3 +--
fs/ext4/move_extent.c | 4 ++--
5 files changed, 27 insertions(+), 28 deletions(-)
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 4a5a6b9..c07f43f 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -573,7 +573,7 @@ enum {
/*
* The bit position of these flags must not overlap with any of the
- * EXT4_GET_BLOCKS_*. They are used by ext4_ext_find_extent(),
+ * EXT4_GET_BLOCKS_*. They are used by ext4_find_extent(),
* read_extent_tree_block(), ext4_split_extent_at(),
* ext4_ext_insert_extent(), and ext4_ext_create_new_leaf().
* EXT4_EX_NOCACHE is used to indicate that the we shouldn't be
@@ -2732,9 +2732,9 @@ extern int ext4_can_extents_be_merged(struct inode *inode,
extern int ext4_ext_insert_extent(handle_t *, struct inode *,
struct ext4_ext_path **,
struct ext4_extent *, int);
-extern struct ext4_ext_path *ext4_ext_find_extent(struct inode *, ext4_lblk_t,
- struct ext4_ext_path **,
- int flags);
+extern struct ext4_ext_path *ext4_find_extent(struct inode *, ext4_lblk_t,
+ struct ext4_ext_path **,
+ int flags);
extern void ext4_ext_drop_refs(struct ext4_ext_path *);
extern int ext4_ext_check_inode(struct inode *inode);
extern int ext4_find_delalloc_range(struct inode *inode,
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index bfae63b..47b9aa1 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -849,8 +849,8 @@ int ext4_ext_tree_init(handle_t *handle, struct inode *inode)
}
struct ext4_ext_path *
-ext4_ext_find_extent(struct inode *inode, ext4_lblk_t block,
- struct ext4_ext_path **orig_path, int flags)
+ext4_find_extent(struct inode *inode, ext4_lblk_t block,
+ struct ext4_ext_path **orig_path, int flags)
{
struct ext4_extent_header *eh;
struct buffer_head *bh;
@@ -1358,7 +1358,7 @@ repeat:
goto out;
/* refill path */
- path = ext4_ext_find_extent(inode,
+ path = ext4_find_extent(inode,
(ext4_lblk_t)le32_to_cpu(newext->ee_block),
ppath, gb_flags);
if (IS_ERR(path))
@@ -1370,7 +1370,7 @@ repeat:
goto out;
/* refill path */
- path = ext4_ext_find_extent(inode,
+ path = ext4_find_extent(inode,
(ext4_lblk_t)le32_to_cpu(newext->ee_block),
ppath, gb_flags);
if (IS_ERR(path)) {
@@ -1943,7 +1943,7 @@ int ext4_ext_insert_extent(handle_t *handle, struct inode *inode,
/*
* Try to see whether we should rather test the extent on
* right from ex, or from the left of ex. This is because
- * ext4_ext_find_extent() can return either extent on the
+ * ext4_find_extent() can return either extent on the
* left, or on the right from the searched position. This
* will make merging more effective.
*/
@@ -2026,7 +2026,7 @@ prepend:
if (next != EXT_MAX_BLOCKS) {
ext_debug("next leaf block - %u\n", next);
BUG_ON(npath != NULL);
- npath = ext4_ext_find_extent(inode, next, NULL, 0);
+ npath = ext4_find_extent(inode, next, NULL, 0);
if (IS_ERR(npath))
return PTR_ERR(npath);
BUG_ON(npath->p_depth != path->p_depth);
@@ -2149,7 +2149,7 @@ static int ext4_fill_fiemap_extents(struct inode *inode,
/* find extent for this block */
down_read(&EXT4_I(inode)->i_data_sem);
- path = ext4_ext_find_extent(inode, block, &path, 0);
+ path = ext4_find_extent(inode, block, &path, 0);
if (IS_ERR(path)) {
up_read(&EXT4_I(inode)->i_data_sem);
err = PTR_ERR(path);
@@ -2832,7 +2832,7 @@ again:
ext4_lblk_t ee_block;
/* find extent for this block */
- path = ext4_ext_find_extent(inode, end, NULL, EXT4_EX_NOCACHE);
+ path = ext4_find_extent(inode, end, NULL, EXT4_EX_NOCACHE);
if (IS_ERR(path)) {
ext4_journal_stop(handle);
return PTR_ERR(path);
@@ -3320,7 +3320,7 @@ static int ext4_split_extent(handle_t *handle,
* Update path is required because previous ext4_split_extent_at() may
* result in split of original leaf or extent zeroout.
*/
- path = ext4_ext_find_extent(inode, map->m_lblk, ppath, 0);
+ path = ext4_find_extent(inode, map->m_lblk, ppath, 0);
if (IS_ERR(path))
return PTR_ERR(path);
depth = ext_depth(inode);
@@ -3718,7 +3718,7 @@ static int ext4_convert_unwritten_extents_endio(handle_t *handle,
EXT4_GET_BLOCKS_CONVERT);
if (err < 0)
return err;
- path = ext4_ext_find_extent(inode, map->m_lblk, ppath, 0);
+ path = ext4_find_extent(inode, map->m_lblk, ppath, 0);
if (IS_ERR(path))
return PTR_ERR(path);
depth = ext_depth(inode);
@@ -3946,7 +3946,7 @@ convert_initialized_extent(handle_t *handle, struct inode *inode,
EXT4_GET_BLOCKS_CONVERT_UNWRITTEN);
if (err < 0)
return err;
- path = ext4_ext_find_extent(inode, map->m_lblk, ppath, 0);
+ path = ext4_find_extent(inode, map->m_lblk, ppath, 0);
if (IS_ERR(path))
return PTR_ERR(path);
depth = ext_depth(inode);
@@ -4272,7 +4272,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
trace_ext4_ext_map_blocks_enter(inode, map->m_lblk, map->m_len, flags);
/* find extent for this block */
- path = ext4_ext_find_extent(inode, map->m_lblk, NULL, 0);
+ path = ext4_find_extent(inode, map->m_lblk, NULL, 0);
if (IS_ERR(path)) {
err = PTR_ERR(path);
path = NULL;
@@ -4284,7 +4284,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
/*
* consistent leaf must not be empty;
* this situation is possible, though, _during_ tree modification;
- * this is why assert can't be put in ext4_ext_find_extent()
+ * this is why assert can't be put in ext4_find_extent()
*/
if (unlikely(path[depth].p_ext == NULL && depth != 0)) {
EXT4_ERROR_INODE(inode, "bad extent address "
@@ -4369,7 +4369,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
/*
* If we are doing bigalloc, check to see if the extent returned
- * by ext4_ext_find_extent() implies a cluster we can use.
+ * by ext4_find_extent() implies a cluster we can use.
*/
if (cluster_offset && ex &&
get_implied_cluster_alloc(inode->i_sb, map, ex, path)) {
@@ -5299,7 +5299,7 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
ext4_lblk_t ex_start, ex_end;
/* Let path point to the last extent */
- path = ext4_ext_find_extent(inode, EXT_MAX_BLOCKS - 1, NULL, 0);
+ path = ext4_find_extent(inode, EXT_MAX_BLOCKS - 1, NULL, 0);
if (IS_ERR(path))
return PTR_ERR(path);
@@ -5319,7 +5319,7 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
* Don't start shifting extents until we make sure the hole is big
* enough to accomodate the shift.
*/
- path = ext4_ext_find_extent(inode, start - 1, &path, 0);
+ path = ext4_find_extent(inode, start - 1, &path, 0);
if (IS_ERR(path))
return PTR_ERR(path);
depth = path->p_depth;
@@ -5339,7 +5339,7 @@ ext4_ext_shift_extents(struct inode *inode, handle_t *handle,
/* Its safe to start updating extents */
while (start < stop_block) {
- path = ext4_ext_find_extent(inode, start, &path, 0);
+ path = ext4_find_extent(inode, start, &path, 0);
if (IS_ERR(path))
return PTR_ERR(path);
depth = path->p_depth;
@@ -5536,7 +5536,7 @@ ext4_swap_extents(handle_t *handle, struct inode *inode1,
int e1_len, e2_len, len;
int split = 0;
- path1 = ext4_ext_find_extent(inode1, lblk1, NULL, EXT4_EX_NOCACHE);
+ path1 = ext4_find_extent(inode1, lblk1, NULL, EXT4_EX_NOCACHE);
if (unlikely(IS_ERR(path1))) {
*erp = PTR_ERR(path1);
path1 = NULL;
@@ -5544,7 +5544,7 @@ ext4_swap_extents(handle_t *handle, struct inode *inode1,
count = 0;
goto repeat;
}
- path2 = ext4_ext_find_extent(inode2, lblk2, NULL, EXT4_EX_NOCACHE);
+ path2 = ext4_find_extent(inode2, lblk2, NULL, EXT4_EX_NOCACHE);
if (unlikely(IS_ERR(path2))) {
*erp = PTR_ERR(path2);
path2 = NULL;
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 8ffff96..bdd400c 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -426,7 +426,7 @@ static void ext4_es_insert_extent_ext_check(struct inode *inode,
unsigned short ee_len;
int depth, ee_status, es_status;
- path = ext4_ext_find_extent(inode, es->es_lblk, NULL, EXT4_EX_NOCACHE);
+ path = ext4_find_extent(inode, es->es_lblk, NULL, EXT4_EX_NOCACHE);
if (IS_ERR(path))
return;
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c
index 061c300..a432634 100644
--- a/fs/ext4/migrate.c
+++ b/fs/ext4/migrate.c
@@ -41,8 +41,7 @@ static int finish_range(handle_t *handle, struct inode *inode,
ext4_ext_store_pblock(&newext, lb->first_pblock);
/* Locking only for convinience since we are operating on temp inode */
down_write(&EXT4_I(inode)->i_data_sem);
- path = ext4_ext_find_extent(inode, lb->first_block, NULL, 0);
-
+ path = ext4_find_extent(inode, lb->first_block, NULL, 0);
if (IS_ERR(path)) {
retval = PTR_ERR(path);
path = NULL;
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index 7bf970d..5d78063 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -27,7 +27,7 @@
* @lblock: logical block number to find an extent path
* @path: pointer to an extent path pointer (for output)
*
- * ext4_ext_find_extent wrapper. Return 0 on success, or a negative error value
+ * ext4_find_extent wrapper. Return 0 on success, or a negative error value
* on failure.
*/
static inline int
@@ -36,7 +36,7 @@ get_ext_path(struct inode *inode, ext4_lblk_t lblock,
{
struct ext4_ext_path *path;
- path = ext4_ext_find_extent(inode, lblock, ppath, EXT4_EX_NOCACHE);
+ path = ext4_find_extent(inode, lblock, ppath, EXT4_EX_NOCACHE);
if (IS_ERR(path))
return PTR_ERR(path);
if (path[ext_depth(inode)].p_ext == NULL) {
--
2.1.0
--
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