ext4: use ext4_group_first_block_no()

Use ext4_group_first_block_no() and assign the return values to
ext4_fsblk_t variables.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: adilger@clusterfs.com
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Mingming Cao <cmm@us.ibm.com>

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 5d34899..a080d7f 100644 (file)
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -48,7 +48,6 @@ void ext4_get_group_no_and_offset(struct super_block *sb, ext4_fsblk_t blocknr,
 unsigned ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh,
                 ext4_group_t block_group, struct ext4_group_desc *gdp)
 {
-       unsigned long start;
        int bit, bit_max;
        unsigned free_blocks, group_blocks;
        struct ext4_sb_info *sbi = EXT4_SB(sb);
@@ -106,11 +105,12 @@ unsigned ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh,
        free_blocks = group_blocks - bit_max;
 
        if (bh) {
+               ext4_fsblk_t start;
+
                for (bit = 0; bit < bit_max; bit++)
                        ext4_set_bit(bit, bh->b_data);
 
-               start = block_group * EXT4_BLOCKS_PER_GROUP(sb) +
-                       le32_to_cpu(sbi->s_es->s_first_data_block);
+               start = ext4_group_first_block_no(sb, block_group);
 
                /* Set bits for block and inode bitmaps, and inode table */
                ext4_set_bit(ext4_block_bitmap(sb, gdp) - start, bh->b_data);

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 726716b..bc1d7da 100644 (file)
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -806,10 +806,8 @@ inserted:
                        get_bh(new_bh);
                } else {
                        /* We need to allocate a new block */
-                       ext4_fsblk_t goal = le32_to_cpu(
-                                       EXT4_SB(sb)->s_es->s_first_data_block) +
-                               (ext4_fsblk_t)EXT4_I(inode)->i_block_group *
-                               EXT4_BLOCKS_PER_GROUP(sb);
+                       ext4_fsblk_t goal = ext4_group_first_block_no(sb,
+                                               EXT4_I(inode)->i_block_group);
                        ext4_fsblk_t block = ext4_new_block(handle, inode,
                                                        goal, &error);
                        if (error)