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OpenCloudOS-Kernel
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btrfs: unexport can_overcommit 

Now that we've moved all of the users to space-info.c, unexport it and
name it back to can_overcommit.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2019-06-18 16:09:26 -04:00 committed by David Sterba
parent 0d9764f6d0
commit 83d731a5b2
2 changed files with 11 additions and 16 deletions
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23
fs/btrfs/space-info.c
View File

@ -182,10 +182,10 @@ static inline u64 calc_global_rsv_need_space(struct btrfs_block_rsv *global)
return (global->size << 1);
}
int btrfs_can_overcommit(struct btrfs_fs_info *fs_info,
struct btrfs_space_info *space_info, u64 bytes,
enum btrfs_reserve_flush_enum flush,
bool system_chunk)
static int can_overcommit(struct btrfs_fs_info *fs_info,
struct btrfs_space_info *space_info, u64 bytes,
enum btrfs_reserve_flush_enum flush,
bool system_chunk)
{
struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;
u64 profile;
@ -279,8 +279,7 @@ again:
* adding the ticket space would be a double count.
*/
if (check_overcommit &&
!btrfs_can_overcommit(fs_info, space_info, 0, flush,
false))
!can_overcommit(fs_info, space_info, 0, flush, false))
break;
if (num_bytes >= ticket->bytes) {
list_del_init(&ticket->list);
@ -724,14 +723,14 @@ btrfs_calc_reclaim_metadata_size(struct btrfs_fs_info *fs_info,
return to_reclaim;
to_reclaim = min_t(u64, num_online_cpus() * SZ_1M, SZ_16M);
if (btrfs_can_overcommit(fs_info, space_info, to_reclaim,
BTRFS_RESERVE_FLUSH_ALL, system_chunk))
if (can_overcommit(fs_info, space_info, to_reclaim,
BTRFS_RESERVE_FLUSH_ALL, system_chunk))
return 0;
used = btrfs_space_info_used(space_info, true);
if (btrfs_can_overcommit(fs_info, space_info, SZ_1M,
BTRFS_RESERVE_FLUSH_ALL, system_chunk))
if (can_overcommit(fs_info, space_info, SZ_1M,
BTRFS_RESERVE_FLUSH_ALL, system_chunk))
expected = div_factor_fine(space_info->total_bytes, 95);
else
expected = div_factor_fine(space_info->total_bytes, 90);
@ -978,8 +977,8 @@ static int __reserve_metadata_bytes(struct btrfs_fs_info *fs_info,
trace_btrfs_space_reservation(fs_info, "space_info",
space_info->flags, orig_bytes, 1);
ret = 0;
} else if (btrfs_can_overcommit(fs_info, space_info, orig_bytes, flush,
system_chunk)) {
} else if (can_overcommit(fs_info, space_info, orig_bytes, flush,
system_chunk)) {
btrfs_space_info_update_bytes_may_use(fs_info, space_info,
orig_bytes);
trace_btrfs_space_reservation(fs_info, "space_info",

4
fs/btrfs/space-info.h
View File

@ -122,10 +122,6 @@ struct btrfs_space_info *btrfs_find_space_info(struct btrfs_fs_info *info,
u64 btrfs_space_info_used(struct btrfs_space_info *s_info,
bool may_use_included);
void btrfs_clear_space_info_full(struct btrfs_fs_info *info);
int btrfs_can_overcommit(struct btrfs_fs_info *fs_info,
struct btrfs_space_info *space_info, u64 bytes,
enum btrfs_reserve_flush_enum flush,
bool system_chunk);
void btrfs_dump_space_info(struct btrfs_fs_info *fs_info,
struct btrfs_space_info *info, u64 bytes,
int dump_block_groups);