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authorDavid Sterba <dsterba@suse.cz>2011-05-05 12:44:41 +0200
committerDavid Sterba <dsterba@suse.cz>2011-05-06 12:34:03 +0200
commitf2a97a9dbd86eb1ef956bdf20e05c507b32beb96 (patch)
tree756c2db8fee9c02df0e3217ea208a82b5f1d5e78 /fs/btrfs/disk-io.c
parent621496f4fd56195b7b273521f467c2945165481f (diff)
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btrfs: remove all unused functions
Remove static and global declarations and/or definitions. Reduces size of btrfs.ko by ~3.4kB. text data bss dec hex filename 402081 7464 200 409745 64091 btrfs.ko.base 398620 7144 200 405964 631cc btrfs.ko.remove-all Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4084959..fa287c5 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -650,12 +650,6 @@ unsigned long btrfs_async_submit_limit(struct btrfs_fs_info *info)
return 256 * limit;
}
-int btrfs_congested_async(struct btrfs_fs_info *info, int iodone)
-{
- return atomic_read(&info->nr_async_bios) >
- btrfs_async_submit_limit(info);
-}
-
static void run_one_async_start(struct btrfs_work *work)
{
struct async_submit_bio *async;
@@ -1283,21 +1277,6 @@ out:
return root;
}
-struct btrfs_root *btrfs_lookup_fs_root(struct btrfs_fs_info *fs_info,
- u64 root_objectid)
-{
- struct btrfs_root *root;
-
- if (root_objectid == BTRFS_ROOT_TREE_OBJECTID)
- return fs_info->tree_root;
- if (root_objectid == BTRFS_EXTENT_TREE_OBJECTID)
- return fs_info->extent_root;
-
- root = radix_tree_lookup(&fs_info->fs_roots_radix,
- (unsigned long)root_objectid);
- return root;
-}
-
struct btrfs_root *btrfs_read_fs_root_no_name(struct btrfs_fs_info *fs_info,
struct btrfs_key *location)
{
@@ -1369,11 +1348,6 @@ fail:
return ERR_PTR(ret);
}
-struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
- struct btrfs_key *location,
- const char *name, int namelen)
-{
- return btrfs_read_fs_root_no_name(fs_info, location);
#if 0
struct btrfs_root *root;
int ret;
@@ -1402,7 +1376,6 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
root->in_sysfs = 1;
return root;
#endif
-}
static int btrfs_congested_fn(void *congested_data, int bdi_bits)
{