Seems ok to me. Is it valuable reasons I don't know about to keep
reiser4_* functions from crowding the namespaces of the rest of the
kernel? Is linking faster or?
Thanks for your time,
Hans
Adrian Bunk wrote:
>This patch contains the following possible cleanups:
>- make needlessly global code static
>- #if unused code away
>
>
>Signed-off-by: Adrian Bunk <[email protected]>
>
>---
>
> fs/reiser4/estimate.c | 2 +-
> fs/reiser4/flush_queue.c | 2 ++
> fs/reiser4/fsdata.c | 9 ++++++---
> fs/reiser4/fsdata.h | 3 ---
> fs/reiser4/init_super.c | 4 +++-
> fs/reiser4/inode.c | 7 ++-----
> fs/reiser4/jnode.c | 2 ++
> fs/reiser4/key.c | 2 ++
> fs/reiser4/key.h | 1 -
> fs/reiser4/lock.c | 3 +++
> fs/reiser4/oid.c | 2 ++
> fs/reiser4/plugin/file/cryptcompress.c | 4 ++++
> fs/reiser4/plugin/file/file.h | 3 ---
> fs/reiser4/plugin/plugin.c | 12 ++++++------
> fs/reiser4/plugin/plugin.h | 2 --
> fs/reiser4/readahead.c | 3 +++
> fs/reiser4/readahead.h | 1 -
> fs/reiser4/super.c | 2 ++
> fs/reiser4/super.h | 4 ----
> fs/reiser4/tree.c | 2 +-
> fs/reiser4/tree.h | 2 --
> fs/reiser4/tree_walk.c | 4 ++++
> fs/reiser4/tree_walk.h | 2 --
> fs/reiser4/znode.h | 4 ----
> 24 files changed, 43 insertions(+), 39 deletions(-)
>
>This patch contains the following possible cleanups:
>- make needlessly global code static
>- #if unused code away
>
>
>Signed-off-by: Adrian Bunk <[email protected]>
>
>---
>
> fs/reiser4/flush_queue.c | 2 ++
> fs/reiser4/fsdata.c | 9 ++++++---
> fs/reiser4/fsdata.h | 3 ---
> fs/reiser4/init_super.c | 4 +++-
> fs/reiser4/inode.c | 2 ++
> fs/reiser4/jnode.c | 2 ++
> fs/reiser4/key.c | 2 ++
> fs/reiser4/key.h | 1 -
> fs/reiser4/lock.c | 3 +++
> fs/reiser4/oid.c | 2 ++
> fs/reiser4/plugin/file/cryptcompress.c | 4 ++++
> fs/reiser4/plugin/file/file.h | 3 ---
> fs/reiser4/plugin/plugin.c | 12 ++++++------
> fs/reiser4/plugin/plugin.h | 2 --
> fs/reiser4/readahead.c | 3 +++
> fs/reiser4/readahead.h | 1 -
> fs/reiser4/super.c | 2 ++
> fs/reiser4/super.h | 4 ----
> fs/reiser4/tree.c | 2 +-
> fs/reiser4/tree.h | 2 --
> fs/reiser4/tree_walk.c | 4 ++++
> fs/reiser4/tree_walk.h | 2 --
> fs/reiser4/znode.c | 2 ++
> fs/reiser4/znode.h | 4 ----
> 24 files changed, 44 insertions(+), 33 deletions(-)
>
>--- linux-2.6.14-rc5-mm1/fs/reiser4/flush_queue.c.old 2005-10-28 22:51:31.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/flush_queue.c 2005-10-28 22:57:29.000000000 +0200
>@@ -644,6 +644,7 @@
> INIT_LIST_HEAD(&atom->flush_queues);
> }
>
>+#ifdef REISER4_USE_EFLUSH
> /* get a flush queue for an atom pointed by given jnode (spin-locked) ; returns
> * both atom and jnode locked and found and took exclusive access for flush
> * queue object. */
>@@ -707,6 +708,7 @@
>
> return 0;
> }
>+#endif /* REISER4_USE_EFLUSH */
>
> #if REISER4_DEBUG
>
>--- linux-2.6.14-rc5-mm1/fs/reiser4/fsdata.h.old 2005-10-28 22:52:19.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/fsdata.h 2005-10-28 22:54:19.000000000 +0200
>@@ -135,8 +135,6 @@
> extern void done_file_fsdata(void);
> extern reiser4_file_fsdata *reiser4_get_file_fsdata(struct file *);
> extern void reiser4_free_file_fsdata(struct file *);
>-extern reiser4_file_fsdata *create_fsdata(struct file *);
>-extern void free_fsdata(reiser4_file_fsdata *);
>
>
> /*
>@@ -182,7 +180,6 @@
> extern int init_super_d_info(struct super_block *);
> extern void done_super_d_info(struct super_block *);
>
>-extern int file_is_stateless(struct file *);
> extern loff_t get_dir_fpos(struct file *);
> extern int try_to_attach_fsdata(struct file *, struct inode *);
> extern void detach_fsdata(struct file *);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/fsdata.c.old 2005-10-28 22:52:34.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/fsdata.c 2005-10-28 22:54:41.000000000 +0200
>@@ -18,6 +18,9 @@
> /* spinlock protecting manipulations with dir_cursor's hash table and lists */
> static spinlock_t d_lock = SPIN_LOCK_UNLOCKED;
>
>+static reiser4_file_fsdata *create_fsdata(struct file *file);
>+static int file_is_stateless(struct file *file);
>+static void free_fsdata(reiser4_file_fsdata *fsdata);
> static void kill_cursor(dir_cursor *);
>
> /**
>@@ -480,7 +483,7 @@
> * one file system operation. This means that there may be "detached state"
> * for underlying inode.
> */
>-int file_is_stateless(struct file *file)
>+static int file_is_stateless(struct file *file)
> {
> return reiser4_get_dentry_fsdata(file->f_dentry)->stateless;
> }
>@@ -686,7 +689,7 @@
> *
> * Allocates and initializes reiser4_file_fsdata structure.
> */
>-reiser4_file_fsdata *create_fsdata(struct file *file)
>+static reiser4_file_fsdata *create_fsdata(struct file *file)
> {
> reiser4_file_fsdata *fsdata;
>
>@@ -706,7 +709,7 @@
> *
> * Dual to create_fsdata(). Free reiser4_file_fsdata.
> */
>-void free_fsdata(reiser4_file_fsdata *fsdata)
>+static void free_fsdata(reiser4_file_fsdata *fsdata)
> {
> BUG_ON(fsdata == NULL);
> kmem_cache_free(file_fsdata_cache, fsdata);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/super.h.old 2005-10-28 22:54:56.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/super.h 2005-10-28 23:08:58.000000000 +0200
>@@ -428,7 +428,6 @@
> extern __u64 reiser4_free_blocks(const struct super_block *super);
> extern void reiser4_set_free_blocks(const struct super_block *super, __u64 nr);
> extern __u32 reiser4_mkfs_id(const struct super_block *super);
>-extern void reiser4_set_mkfs_id(const struct super_block *super, __u32 id);
>
> extern __u64 reiser4_free_committed_blocks(const struct super_block *super);
>
>@@ -455,7 +454,6 @@
> const reiser4_block_nr * blk);
> extern int reiser4_fill_super(struct super_block *s, void *data, int silent);
> extern int reiser4_done_super(struct super_block *s);
>-extern reiser4_plugin * get_default_plugin(pset_member memb);
>
> /* step of fill super */
> extern int init_fs_info(struct super_block *);
>@@ -463,7 +461,6 @@
> extern int init_super_data(struct super_block *, char *opt_string);
> extern int init_read_super(struct super_block *, int silent);
> extern int init_root_inode(struct super_block *);
>-extern void done_root_inode(struct super_block *);
>
>
> /* Maximal possible object id. */
>@@ -477,7 +474,6 @@
> void oid_count_allocated(void);
> void oid_count_released(void);
> long oids_used(const struct super_block *);
>-long oids_free(const struct super_block *);
>
> #if REISER4_DEBUG
> void print_fs_info(const char *prefix, const struct super_block *);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/init_super.c.old 2005-10-28 22:55:10.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/init_super.c 2005-10-28 22:55:48.000000000 +0200
>@@ -665,7 +665,7 @@
> };
>
> /* access to default plugin table */
>-reiser4_plugin *get_default_plugin(pset_member memb)
>+static reiser4_plugin *get_default_plugin(pset_member memb)
> {
> return plugin_by_id(default_plugins[memb].type,
> default_plugins[memb].id);
>@@ -732,6 +732,7 @@
> *
> * Puts inode of root directory.
> */
>+#if 0
> void done_root_inode(struct super_block *super)
> {
> /* remove unused children of the parent dentry */
>@@ -742,6 +743,7 @@
> /* discard all inodes of filesystem */
> invalidate_inodes(super);
> }
>+#endif /* 0 */
>
> /*
> * Local variables:
>--- linux-2.6.14-rc5-mm1/fs/reiser4/jnode.c.old 2005-10-28 22:58:21.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/jnode.c 2005-10-28 22:58:38.000000000 +0200
>@@ -1927,6 +1927,7 @@
>
> #endif /* REISER4_DEBUG */
>
>+#ifdef REISER4_COPY_ON_CAPTURE
> /* this is only used to created jnode during capture copy */
> jnode *jclone(jnode * node)
> {
>@@ -1942,6 +1943,7 @@
> JF_SET(clone, JNODE_CC);
> return clone;
> }
>+#endif /* REISER4_COPY_ON_CAPTURE */
>
> /* Make Linus happy.
> Local variables:
>--- linux-2.6.14-rc5-mm1/fs/reiser4/key.h.old 2005-10-28 22:59:04.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/key.h 2005-10-28 22:59:13.000000000 +0200
>@@ -364,7 +364,6 @@
> /* size of a buffer suitable to hold human readable key representation */
> #define KEY_BUF_LEN (80)
>
>-extern int sprintf_key(char *buffer, const reiser4_key * key);
> #if REISER4_DEBUG
> extern void print_key(const char *prefix, const reiser4_key * key);
> #else
>--- linux-2.6.14-rc5-mm1/fs/reiser4/key.c.old 2005-10-28 22:59:20.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/key.c 2005-10-28 22:59:34.000000000 +0200
>@@ -126,6 +126,7 @@
>
> #endif
>
>+#if 0
> /* like print_key() but outputs key representation into @buffer. */
> int sprintf_key(char *buffer /* buffer to print key into */ ,
> const reiser4_key * key /* key to print */ )
>@@ -146,6 +147,7 @@
> (unsigned long long)get_key_objectid(key),
> (unsigned long long)get_key_offset(key));
> }
>+#endif /* 0 */
>
> /* Make Linus happy.
> Local variables:
>--- linux-2.6.14-rc5-mm1/fs/reiser4/znode.h.old 2005-10-28 22:59:56.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/znode.h 2005-10-28 23:13:08.000000000 +0200
>@@ -238,12 +238,8 @@
>
> #if REISER4_DEBUG
> extern void print_znode(const char *prefix, const znode * node);
>-extern void print_znodes(const char *prefix, reiser4_tree * tree);
>-extern void print_lock_stack(const char *prefix, lock_stack * owner);
> #else
> #define print_znode( p, n ) noop
>-#define print_znodes( p, t ) noop
>-#define print_lock_stack( p, o ) noop
> #endif
>
> /* Make it look like various znode functions exist instead of treating znodes as
>--- linux-2.6.14-rc5-mm1/fs/reiser4/lock.c.old 2005-10-28 23:00:10.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/lock.c 2005-10-28 23:00:26.000000000 +0200
>@@ -1259,6 +1259,8 @@
> }
>
> #if REISER4_DEBUG
>+
>+#if 0
> /* Debugging help */
> void print_lock_stack(const char *prefix, lock_stack * owner)
> {
>@@ -1288,6 +1290,7 @@
>
> spin_unlock_stack(owner);
> }
>+#endif /* 0 */
>
> /*
> * debugging functions
>--- linux-2.6.14-rc5-mm1/fs/reiser4/oid.c.old 2005-10-28 23:01:19.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/oid.c 2005-10-28 23:01:36.000000000 +0200
>@@ -100,6 +100,7 @@
> return (long)-1;
> }
>
>+#if 0
> /*
> * return number of "free" oids. This is used by statfs(2) to report "free"
> * inodes.
>@@ -119,6 +120,7 @@
> else
> return (long)-1;
> }
>+#endif /* 0 */
>
> /*
> * Count oid as allocated in atom. This is done after call to oid_allocate()
>--- linux-2.6.14-rc5-mm1/fs/reiser4/plugin/file/file.h.old 2005-10-28 23:01:52.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/plugin/file/file.h 2005-10-28 23:02:36.000000000 +0200
>@@ -174,9 +174,6 @@
> extern int readpage_cryptcompress(struct file *, struct page *);
> extern int writepages_cryptcompress(struct address_space *,
> struct writeback_control *);
>-extern void readpages_cryptcompress(struct file *, struct address_space *,
>- struct list_head *pages);
>-extern sector_t bmap_cryptcompress(struct address_space *, sector_t lblock);
>
>
> /* file plugin operations */
>--- linux-2.6.14-rc5-mm1/fs/reiser4/plugin/file/cryptcompress.c.old 2005-10-28 23:02:05.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/plugin/file/cryptcompress.c 2005-10-28 23:02:51.000000000 +0200
>@@ -1010,6 +1010,7 @@
> return result;
> }
>
>+#if 0
> /* plugin->readpages() */
> void
> readpages_cryptcompress(struct file *file, struct address_space *mapping,
>@@ -1033,6 +1034,7 @@
>
> return;
> }
>+#endif /* 0 */
>
> /* how much pages will be captured */
> static int cluster_nrpages_to_capture(reiser4_cluster_t * clust)
>@@ -3357,6 +3359,7 @@
> /* plugin->u.file.release */
> /* plugin->u.file.get_block */
>
>+#if 0
> /* implentation of vfs' bmap method of struct address_space_operations for
> cryptcompress plugin
> */
>@@ -3418,6 +3421,7 @@
> return result;
> }
> }
>+#endif /* 0 */
>
> /* this is implementation of delete method of file plugin for cryptcompress
> */
>--- linux-2.6.14-rc5-mm1/fs/reiser4/plugin/plugin.h.old 2005-10-28 23:05:17.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/plugin/plugin.h 2005-10-28 23:05:23.000000000 +0200
>@@ -677,8 +677,6 @@
> /* stores plugin reference in reiser4-specific part of inode */
> extern int set_object_plugin(struct inode *inode, reiser4_plugin_id id);
> extern int setup_plugins(struct super_block *super, reiser4_plugin ** area);
>-extern reiser4_plugin *lookup_plugin(const char *type_label,
>- const char *plug_label);
> extern int init_plugins(void);
>
> /* builtin plugins */
>--- linux-2.6.14-rc5-mm1/fs/reiser4/plugin/plugin.c.old 2005-10-28 23:05:32.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/plugin/plugin.c 2005-10-28 23:19:52.000000000 +0200
>@@ -186,14 +186,8 @@
> /* initialise plugin sub-system. Just call this once on reiser4 startup. */
> int init_plugins(void);
> int setup_plugins(struct super_block *super, reiser4_plugin ** area);
>-reiser4_plugin *lookup_plugin(const char *type_label, const char *plug_label);
> int locate_plugin(struct inode *inode, plugin_locator * loc);
>
>-/* internal functions. */
>-
>-static reiser4_plugin_type find_type(const char *label);
>-static reiser4_plugin *find_plugin(reiser4_plugin_type_data * ptype,
>- const char *label);
>
> /**
> * init_plugins - initialize plugins
>@@ -257,6 +251,7 @@
> return id < plugins[type_id].builtin_num;
> }
>
>+#if 0
> /* lookup plugin by scanning tables */
> reiser4_plugin *lookup_plugin(const char *type_label /* plugin type label */ ,
> const char *plug_label /* plugin label */ )
>@@ -274,6 +269,7 @@
> result = NULL;
> return result;
> }
>+#endif /* 0 */
>
> /* return plugin by its @type_id and @id.
>
>@@ -329,6 +325,8 @@
> return &plugins[type_id].plugins_list;
> }
>
>+#if 0
>+
> /* find plugin type by label */
> static reiser4_plugin_type find_type(const char *label /* plugin type
> * label */ )
>@@ -370,6 +368,8 @@
> return NULL;
> }
>
>+#endif /* 0 */
>+
> int grab_plugin(struct inode *self, struct inode *ancestor, pset_member memb)
> {
> reiser4_plugin *plug;
>--- linux-2.6.14-rc5-mm1/fs/reiser4/readahead.h.old 2005-10-28 23:07:37.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/readahead.h 2005-10-28 23:07:45.000000000 +0200
>@@ -32,7 +32,6 @@
> loff_t slow_start; /* enlarging r/a size algorithm. */
> };
>
>-extern int reiser4_file_readahead(struct file *, loff_t, size_t);
> extern void reiser4_readdir_readahead_init(struct inode *dir, tap_t * tap);
>
> /* __READAHEAD_H__ */
>--- linux-2.6.14-rc5-mm1/fs/reiser4/readahead.c.old 2005-10-28 23:07:53.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/readahead.c 2005-10-28 23:20:32.000000000 +0200
>@@ -112,6 +112,8 @@
> done_lh(&next_lh);
> }
>
>+#if 0
>+
> static inline loff_t get_max_readahead(struct reiser4_file_ra_state *ra)
> {
> /* NOTE: ra->max_window_size is initialized in
>@@ -360,6 +362,7 @@
> out:
> return 0;
> }
>+#endif /* 0 */
>
> void reiser4_readdir_readahead_init(struct inode *dir, tap_t * tap)
> {
>--- linux-2.6.14-rc5-mm1/fs/reiser4/super.c.old 2005-10-28 23:09:05.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/super.c 2005-10-28 23:09:20.000000000 +0200
>@@ -120,6 +120,7 @@
> return get_super_private(super)->mkfs_id;
> }
>
>+#if 0
> /* set mkfs unique identifier */
> void reiser4_set_mkfs_id(const struct super_block *super, __u32 id)
> {
>@@ -127,6 +128,7 @@
> assert("vpf-224", is_reiser4_super(super));
> get_super_private(super)->mkfs_id = id;
> }
>+#endif /* 0 */
>
> /* amount of free blocks in file system */
> __u64 reiser4_free_committed_blocks(const struct super_block *super)
>--- linux-2.6.14-rc5-mm1/fs/reiser4/tree.h.old 2005-10-28 23:09:35.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/tree.h 2005-10-28 23:09:44.000000000 +0200
>@@ -168,8 +168,6 @@
> #define spin_ordering_pred_epoch(tree) (1)
> SPIN_LOCK_FUNCTIONS(epoch, reiser4_tree, epoch_lock);
>
>-extern void init_tree_0(reiser4_tree *);
>-
> extern int init_tree(reiser4_tree * tree,
> const reiser4_block_nr * root_block, tree_level height,
> node_plugin * default_plugin);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/tree.c.old 2005-10-28 23:09:52.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/tree.c 2005-10-28 23:10:01.000000000 +0200
>@@ -1814,7 +1814,7 @@
> }
>
> /* first step of reiser4 tree initialization */
>-void init_tree_0(reiser4_tree * tree)
>+static void init_tree_0(reiser4_tree * tree)
> {
> assert("zam-683", tree != NULL);
> rw_tree_init(tree);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/tree_walk.h.old 2005-10-28 23:11:08.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/tree_walk.h 2005-10-28 23:11:19.000000000 +0200
>@@ -105,8 +105,6 @@
> * node or extent processing functions. */
> int (*before) (void *);
> };
>-extern int tree_walk(const reiser4_key *, int, struct tree_walk_actor *,
>- void *);
>
> #if REISER4_DEBUG
> int check_sibling_list(znode * node);
>--- linux-2.6.14-rc5-mm1/fs/reiser4/tree_walk.c.old 2005-10-28 23:11:38.000000000 +0200
>+++ linux-2.6.14-rc5-mm1/fs/reiser4/tree_walk.c 2005-10-28 23:12:13.000000000 +0200
>@@ -910,6 +910,8 @@
> assert("nikita-3281", check_sibling_list(before));
> }
>
>+#if 0
>+
> struct tw_handle {
> /* A key for tree walking (re)start, updated after each successful tree
> * node processing */
>@@ -1237,6 +1239,8 @@
> return ret;
> }
>
>+#endif /* 0 */
>+
> /*
> Local variables:
> c-indentation-style: "K&R"
>--- linux-2.6.15-rc1-mm1-full/fs/reiser4/estimate.c.old 2005-11-18 00:32:58.000000000 +0100
>+++ linux-2.6.15-rc1-mm1-full/fs/reiser4/estimate.c 2005-11-18 00:33:17.000000000 +0100
>@@ -70,7 +70,7 @@
> }
>
> /* returnes max number of nodes can be occupied by disk cluster */
>-reiser4_block_nr estimate_cluster(struct inode * inode, int unprepped)
>+static reiser4_block_nr estimate_cluster(struct inode * inode, int unprepped)
> {
> int per_cluster;
> per_cluster = (unprepped ? 1 : cluster_nrpages(inode));
>--- linux-2.6.15-rc1-mm1-full/fs/reiser4/inode.c.old 2005-11-18 00:21:42.000000000 +0100
>+++ linux-2.6.15-rc1-mm1-full/fs/reiser4/inode.c 2005-11-18 00:34:36.000000000 +0100
>@@ -109,17 +109,14 @@
> return 255;
> }
>
>+#if REISER4_USE_COLLISION_LIMIT
> /* Maximal number of hash collisions for this directory. */
> int max_hash_collisions(const struct inode *dir /* inode queried */ )
> {
> assert("nikita-1711", dir != NULL);
>-#if REISER4_USE_COLLISION_LIMIT
> return reiser4_inode_data(dir)->plugin.max_collisions;
>-#else
>- (void)dir;
>- return ~0;
>-#endif
> }
>+#endif /* REISER4_USE_COLLISION_LIMIT */
>
> /* Install file, inode, and address_space operation on @inode, depending on
> its mode. */
>
>
>
>
>
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