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btrfs: constify remaining structs with function pointers 

* struct extent_io_ops
* struct btrfs_free_space_op

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2015-11-19 11:42:28 +01:00
parent 28f0779a3f
commit 20e5506baf
5 changed files with 8 additions and 8 deletions
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2
fs/btrfs/free-space-cache.c
View File

@ -2016,7 +2016,7 @@ static bool use_bitmap(struct btrfs_free_space_ctl *ctl,
return true;
}
static struct btrfs_free_space_op free_space_op = {
static const struct btrfs_free_space_op free_space_op = {
.recalc_thresholds = recalculate_thresholds,
.use_bitmap = use_bitmap,
};

2
fs/btrfs/free-space-cache.h
View File

@ -37,7 +37,7 @@ struct btrfs_free_space_ctl {
int total_bitmaps;
int unit;
u64 start;
struct btrfs_free_space_op *op;
const struct btrfs_free_space_op *op;
void *private;
struct mutex cache_writeout_mutex;
struct list_head trimming_ranges;

4
fs/btrfs/inode-map.c
View File

@ -334,7 +334,7 @@ static bool use_bitmap(struct btrfs_free_space_ctl *ctl,
return true;
}
static struct btrfs_free_space_op free_ino_op = {
static const struct btrfs_free_space_op free_ino_op = {
.recalc_thresholds = recalculate_thresholds,
.use_bitmap = use_bitmap,
};
@ -356,7 +356,7 @@ static bool pinned_use_bitmap(struct btrfs_free_space_ctl *ctl,
return false;
}
static struct btrfs_free_space_op pinned_free_ino_op = {
static const struct btrfs_free_space_op pinned_free_ino_op = {
.recalc_thresholds = pinned_recalc_thresholds,
.use_bitmap = pinned_use_bitmap,
};

4
fs/btrfs/inode.c
View File

@ -74,7 +74,7 @@ static const struct inode_operations btrfs_file_inode_operations;
static const struct address_space_operations btrfs_aops;
static const struct address_space_operations btrfs_symlink_aops;
static const struct file_operations btrfs_dir_file_operations;
static struct extent_io_ops btrfs_extent_io_ops;
static const struct extent_io_ops btrfs_extent_io_ops;
static struct kmem_cache *btrfs_inode_cachep;
struct kmem_cache *btrfs_trans_handle_cachep;
@ -10020,7 +10020,7 @@ static const struct file_operations btrfs_dir_file_operations = {
.fsync = btrfs_sync_file,
};
static struct extent_io_ops btrfs_extent_io_ops = {
static const struct extent_io_ops btrfs_extent_io_ops = {
.fill_delalloc = run_delalloc_range,
.submit_bio_hook = btrfs_submit_bio_hook,
.merge_bio_hook = btrfs_merge_bio_hook,

4
fs/btrfs/tests/free-space-tests.c
View File

@ -445,11 +445,11 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
int ret;
u64 offset;
u64 max_extent_size;
struct btrfs_free_space_op test_free_space_ops = {
const struct btrfs_free_space_op test_free_space_ops = {
.recalc_thresholds = cache->free_space_ctl->op->recalc_thresholds,
.use_bitmap = test_use_bitmap,
};
struct btrfs_free_space_op *orig_free_space_ops;
const struct btrfs_free_space_op *orig_free_space_ops;
test_msg("Running space stealing from bitmap to extent\n");