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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/ext2/ext2.h
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@@ -68,10 +68,7 @@
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  * second extended-fs super-block data in memory
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  */
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 struct ext2_sb_info {
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-	unsigned long s_frag_size;	/* Size of a fragment in bytes */
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-	unsigned long s_frags_per_block;/* Number of fragments per block */
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 	unsigned long s_inodes_per_block;/* Number of inodes per block */
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-	unsigned long s_frags_per_group;/* Number of fragments in a group */
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 	unsigned long s_blocks_per_group;/* Number of blocks in a group */
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 	unsigned long s_inodes_per_group;/* Number of inodes in a group */
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 	unsigned long s_itb_per_group;	/* Number of inode table blocks per group */
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@@ -177,21 +174,13 @@
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 #define EXT2_MIN_BLOCK_SIZE		1024
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 #define	EXT2_MAX_BLOCK_SIZE		4096
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 #define EXT2_MIN_BLOCK_LOG_SIZE		  10
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+#define EXT2_MAX_BLOCK_LOG_SIZE		  16
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 #define EXT2_BLOCK_SIZE(s)		((s)->s_blocksize)
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 #define	EXT2_ADDR_PER_BLOCK(s)		(EXT2_BLOCK_SIZE(s) / sizeof (__u32))
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 #define EXT2_BLOCK_SIZE_BITS(s)		((s)->s_blocksize_bits)
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 #define	EXT2_ADDR_PER_BLOCK_BITS(s)	(EXT2_SB(s)->s_addr_per_block_bits)
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 #define EXT2_INODE_SIZE(s)		(EXT2_SB(s)->s_inode_size)
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 #define EXT2_FIRST_INO(s)		(EXT2_SB(s)->s_first_ino)
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-
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-/*
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- * Macro-instructions used to manage fragments
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- */
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-#define EXT2_MIN_FRAG_SIZE		1024
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-#define	EXT2_MAX_FRAG_SIZE		4096
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-#define EXT2_MIN_FRAG_LOG_SIZE		  10
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-#define EXT2_FRAG_SIZE(s)		(EXT2_SB(s)->s_frag_size)
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-#define EXT2_FRAGS_PER_BLOCK(s)		(EXT2_SB(s)->s_frags_per_block)
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 /*
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  * Structure of a blocks group descriptor