ext4: Fix insertion point of extent in mext_insert_across_blocks()

[profile/ivi/kernel-x86-ivi.git] / fs / ext4 / move_extent.c

diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index 82c415b..9eca1c0 100644 (file)
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -152,12 +152,12 @@ mext_check_null_inode(struct inode *inode1, struct inode *inode2,
        int ret = 0;
 
        if (inode1 == NULL) {
-               ext4_error(inode2->i_sb, function,
+               __ext4_error(inode2->i_sb, function,
                        "Both inodes should not be NULL: "
                        "inode1 NULL inode2 %lu", inode2->i_ino);
                ret = -EIO;
        } else if (inode2 == NULL) {
-               ext4_error(inode1->i_sb, function,
+               __ext4_error(inode1->i_sb, function,
                        "Both inodes should not be NULL: "
                        "inode1 %lu inode2 NULL", inode1->i_ino);
                ret = -EIO;
@@ -252,6 +252,7 @@ mext_insert_across_blocks(handle_t *handle, struct inode *orig_inode,
                }
 
                o_start->ee_len = start_ext->ee_len;
+               eblock = le32_to_cpu(start_ext->ee_block);
                new_flag = 1;
 
        } else if (start_ext->ee_len && new_ext->ee_len &&
@@ -262,6 +263,7 @@ mext_insert_across_blocks(handle_t *handle, struct inode *orig_inode,
                 * orig  |------------------------------|
                 */
                o_start->ee_len = start_ext->ee_len;
+               eblock = le32_to_cpu(start_ext->ee_block);
                new_flag = 1;
 
        } else if (!start_ext->ee_len && new_ext->ee_len &&
@@ -502,6 +504,7 @@ mext_leaf_block(handle_t *handle, struct inode *orig_inode,
                le32_to_cpu(oext->ee_block) + oext_alen) {
                start_ext.ee_len = cpu_to_le16(le32_to_cpu(new_ext.ee_block) -
                                               le32_to_cpu(oext->ee_block));
+               start_ext.ee_block = oext->ee_block;
                copy_extent_status(oext, &start_ext);
        } else if (oext > EXT_FIRST_EXTENT(orig_path[depth].p_hdr)) {
                prev_ext = oext - 1;
@@ -515,6 +518,7 @@ mext_leaf_block(handle_t *handle, struct inode *orig_inode,
                        start_ext.ee_len = cpu_to_le16(
                                ext4_ext_get_actual_len(prev_ext) +
                                new_ext_alen);
+                       start_ext.ee_block = oext->ee_block;
                        copy_extent_status(prev_ext, &start_ext);
                        new_ext.ee_len = 0;
                }
@@ -526,7 +530,7 @@ mext_leaf_block(handle_t *handle, struct inode *orig_inode,
         * new_ext       |-------|
         */
        if (le32_to_cpu(oext->ee_block) + oext_alen - 1 < new_ext_end) {
-               ext4_error(orig_inode->i_sb, __func__,
+               ext4_error(orig_inode->i_sb,
                        "new_ext_end(%u) should be less than or equal to "
                        "oext->ee_block(%u) + oext_alen(%d) - 1",
                        new_ext_end, le32_to_cpu(oext->ee_block),
@@ -689,12 +693,12 @@ mext_replace_branches(handle_t *handle, struct inode *orig_inode,
        while (1) {
                /* The extent for donor must be found. */
                if (!dext) {
-                       ext4_error(donor_inode->i_sb, __func__,
+                       ext4_error(donor_inode->i_sb,
                                   "The extent for donor must be found");
                        *err = -EIO;
                        goto out;
                } else if (donor_off != le32_to_cpu(tmp_dext.ee_block)) {
-                       ext4_error(donor_inode->i_sb, __func__,
+                       ext4_error(donor_inode->i_sb,
                                "Donor offset(%u) and the first block of donor "
                                "extent(%u) should be equal",
                                donor_off,
@@ -1351,7 +1355,7 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp,
                        if (ret1 < 0)
                                break;
                        if (*moved_len > len) {
-                               ext4_error(orig_inode->i_sb, __func__,
+                               ext4_error(orig_inode->i_sb,
                                        "We replaced blocks too much! "
                                        "sum of replaced: %llu requested: %llu",
                                        *moved_len, len);