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Commit ecd1e644 authored by Jan Kara's avatar Jan Kara Committed by Theodore Ts'o
Browse files

mbcache: remove mbcache 



Both ext2 and ext4 are now converted to mbcache2. Remove the old mbcache
code.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent be0726d3

fs/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -41,7 +41,7 @@ obj-$(CONFIG_COMPAT_BINFMT_ELF) += compat_binfmt_elf.o 
obj-$(CONFIG_BINFMT_ELF_FDPIC)	+= binfmt_elf_fdpic.o

obj-$(CONFIG_BINFMT_FLAT)	+= binfmt_flat.o



obj-$(CONFIG_FS_MBCACHE)	+= mbcache.o mbcache2.o

obj-$(CONFIG_FS_MBCACHE)	+= mbcache2.o

obj-$(CONFIG_FS_POSIX_ACL)	+= posix_acl.o

obj-$(CONFIG_NFS_COMMON)	+= nfs_common/

obj-$(CONFIG_COREDUMP)		+= coredump.o

fs/mbcache.c

deleted100644 → 0
+0 −858

File deleted.

Preview size limit exceeded, changes collapsed.

include/linux/mbcache.h

deleted100644 → 0
+0 −55
Original line number Diff line number Diff line 
/*

  File: linux/mbcache.h



  (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org>

*/

struct mb_cache_entry {

	struct list_head		e_lru_list;

	struct mb_cache			*e_cache;

	unsigned short			e_used;

	unsigned short			e_queued;

	atomic_t			e_refcnt;

	struct block_device		*e_bdev;

	sector_t			e_block;

	struct hlist_bl_node		e_block_list;

	struct {

		struct hlist_bl_node	o_list;

		unsigned int		o_key;

	} e_index;

	struct hlist_bl_head		*e_block_hash_p;

	struct hlist_bl_head		*e_index_hash_p;

};



struct mb_cache {

	struct list_head		c_cache_list;

	const char			*c_name;

	atomic_t			c_entry_count;

	int				c_max_entries;

	int				c_bucket_bits;

	struct kmem_cache		*c_entry_cache;

	struct hlist_bl_head		*c_block_hash;

	struct hlist_bl_head		*c_index_hash;

};



/* Functions on caches */



struct mb_cache *mb_cache_create(const char *, int);

void mb_cache_shrink(struct block_device *);

void mb_cache_destroy(struct mb_cache *);



/* Functions on cache entries */



struct mb_cache_entry *mb_cache_entry_alloc(struct mb_cache *, gfp_t);

int mb_cache_entry_insert(struct mb_cache_entry *, struct block_device *,

			  sector_t, unsigned int);

void mb_cache_entry_release(struct mb_cache_entry *);

void mb_cache_entry_free(struct mb_cache_entry *);

struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *,

					  struct block_device *,

					  sector_t);

struct mb_cache_entry *mb_cache_entry_find_first(struct mb_cache *cache,

						 struct block_device *, 

						 unsigned int);

struct mb_cache_entry *mb_cache_entry_find_next(struct mb_cache_entry *,

						struct block_device *, 

						unsigned int);