disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/fs/ext4/resize.c
..
..
@@ -1545,8 +1545,8 @@
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 		int meta_bg = ext4_has_feature_meta_bg(sb);
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 		sector_t old_gdb = 0;
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-		update_backups(sb, sbi->s_sbh->b_blocknr, (char *)es,
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-			       sizeof(struct ext4_super_block), 0);
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+		update_backups(sb, ext4_group_first_block_no(sb, 0),
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+			       (char *)es, sizeof(struct ext4_super_block), 0);
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 		for (; gdb_num <= gdb_num_end; gdb_num++) {
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 			struct buffer_head *gdb_bh;
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..
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@@ -1753,7 +1753,7 @@
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 		if (test_opt(sb, DEBUG))
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 			printk(KERN_DEBUG "EXT4-fs: extended group to %llu "
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 			       "blocks\n", ext4_blocks_count(es));
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-		update_backups(sb, EXT4_SB(sb)->s_sbh->b_blocknr,
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+		update_backups(sb, ext4_group_first_block_no(sb, 0),
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 			       (char *)es, sizeof(struct ext4_super_block), 0);
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 	}
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 	return err;