ext4: use sbi instead of EXT4_SB(sb) in ext4_update_super()

No behavioral change.

Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20201216101844.22917-6-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 9a256c558e044677c8053f4133e84dfea43bd5c2..0f0db49031dc9e0d9c6ce2081ad4bda1f8c03a48 100644 (file)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5478,8 +5478,8 @@ err_out:
 static void ext4_update_super(struct super_block *sb)
 {
        struct ext4_sb_info *sbi = EXT4_SB(sb);
-       struct ext4_super_block *es = EXT4_SB(sb)->s_es;
-       struct buffer_head *sbh = EXT4_SB(sb)->s_sbh;
+       struct ext4_super_block *es = sbi->s_es;
+       struct buffer_head *sbh = sbi->s_sbh;
 
        lock_buffer(sbh);
        /*
@@ -5496,21 +5496,20 @@ static void ext4_update_super(struct super_block *sb)
                ext4_update_tstamp(es, s_wtime);
        if (sb->s_bdev->bd_part)
                es->s_kbytes_written =
-                       cpu_to_le64(EXT4_SB(sb)->s_kbytes_written +
+                       cpu_to_le64(sbi->s_kbytes_written +
                            ((part_stat_read(sb->s_bdev->bd_part,
                                             sectors[STAT_WRITE]) -
-                             EXT4_SB(sb)->s_sectors_written_start) >> 1));
+                             sbi->s_sectors_written_start) >> 1));
        else
-               es->s_kbytes_written =
-                       cpu_to_le64(EXT4_SB(sb)->s_kbytes_written);
-       if (percpu_counter_initialized(&EXT4_SB(sb)->s_freeclusters_counter))
+               es->s_kbytes_written = cpu_to_le64(sbi->s_kbytes_written);
+       if (percpu_counter_initialized(&sbi->s_freeclusters_counter))
                ext4_free_blocks_count_set(es,
-                       EXT4_C2B(EXT4_SB(sb), percpu_counter_sum_positive(
-                               &EXT4_SB(sb)->s_freeclusters_counter)));
-       if (percpu_counter_initialized(&EXT4_SB(sb)->s_freeinodes_counter))
+                       EXT4_C2B(sbi, percpu_counter_sum_positive(
+                               &sbi->s_freeclusters_counter)));
+       if (percpu_counter_initialized(&sbi->s_freeinodes_counter))
                es->s_free_inodes_count =
                        cpu_to_le32(percpu_counter_sum_positive(
-                               &EXT4_SB(sb)->s_freeinodes_counter));
+                               &sbi->s_freeinodes_counter));
        /* Copy error information to the on-disk superblock */
        spin_lock(&sbi->s_error_lock);
        if (sbi->s_add_error_count > 0) {