ext4: rename ext4_ext_find_extent() to ext4_find_extent()
authorTheodore Ts'o <tytso@mit.edu>
Mon, 1 Sep 2014 18:43:09 +0000 (14:43 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 1 Sep 2014 18:43:09 +0000 (14:43 -0400)
Make the function name less redundant.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
fs/ext4/ext4.h
fs/ext4/extents.c
fs/ext4/extents_status.c
fs/ext4/migrate.c
fs/ext4/move_extent.c

index 4a5a6b95b2faf01333dddcaf35935f020b0d2aea..c07f43f8eb939f610725478406b122b8c84bd634 100644 (file)
@@ -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,
index 22828e44a70ddcbfc0f96d1d24e4c110a1bc1193..3ac1686efff81a84ad2807c389f0f5b713eef3fd 100644 (file)
@@ -857,8 +857,8 @@ 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;
@@ -1366,7 +1366,7 @@ 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))
@@ -1378,7 +1378,7 @@ 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)) {
@@ -1951,7 +1951,7 @@ 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.
                 */
@@ -2034,7 +2034,7 @@ 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);
@@ -2157,7 +2157,7 @@ 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);
@@ -2840,7 +2840,7 @@ 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);
@@ -3314,7 +3314,7 @@ 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);
@@ -3712,7 +3712,7 @@ 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);
@@ -3940,7 +3940,7 @@ 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);
@@ -4266,7 +4266,7 @@ 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;
@@ -4278,7 +4278,7 @@ 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 "
@@ -4363,7 +4363,7 @@ 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)) {
@@ -5300,7 +5300,7 @@ 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);
 
@@ -5320,7 +5320,7 @@ 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;
@@ -5340,7 +5340,7 @@ 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;
@@ -5537,7 +5537,7 @@ 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;
@@ -5545,7 +5545,7 @@ 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;
index 8ffff966d594fb177e68eeeb6877942f668b9d65..bdd400c81533654b00fedc521829e49bcadc868c 100644 (file)
@@ -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;
 
index 061c300703c72240d167944ea4b98990027ef671..a432634f2e6a7243d4e5f3beaa088b6911281a0d 100644 (file)
@@ -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;
index 7bf970dd61f5d517545eb2dcb933d8cc1cbd2346..5d78063901026a892a1e5704bed5f1fb41d051e4 100644 (file)
@@ -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) {