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btrfs: unexport btrfs_run_discard_work and make it static

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Mark btrfs_run_discard_work static and move it above its callers.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Johannes Thumshirn 2023-05-09 10:12:01 -07:00 • committed by David Sterba
parent 016f9d0b74
commit bb5167e619
2 changed files with 17 additions and 18 deletions
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34
fs/btrfs/discard.c
View file

@ -73,6 +73,23 @@ static struct list_head *get_discard_list(struct btrfs_discard_ctl *discard_ctl,
return &discard_ctl->discard_list[block_group->discard_index]; return &discard_ctl->discard_list[block_group->discard_index];
} }
/*
* Determine if async discard should be running.
*
* @discard_ctl: discard control
*
* Check if the file system is writeable and BTRFS_FS_DISCARD_RUNNING is set.
*/
static bool btrfs_run_discard_work(struct btrfs_discard_ctl *discard_ctl)
{
struct btrfs_fs_info *fs_info = container_of(discard_ctl,
struct btrfs_fs_info,
discard_ctl);
return (!(fs_info->sb->s_flags & SB_RDONLY) &&
test_bit(BTRFS_FS_DISCARD_RUNNING, &fs_info->flags));
}
static void __add_to_discard_list(struct btrfs_discard_ctl *discard_ctl, static void __add_to_discard_list(struct btrfs_discard_ctl *discard_ctl,
struct btrfs_block_group *block_group) struct btrfs_block_group *block_group)
{ {
@ -544,23 +561,6 @@ static void btrfs_discard_workfn(struct work_struct *work)
spin_unlock(&discard_ctl->lock); spin_unlock(&discard_ctl->lock);
} }
/*
* Determine if async discard should be running.
*
* @discard_ctl: discard control
*
* Check if the file system is writeable and BTRFS_FS_DISCARD_RUNNING is set.
*/
bool btrfs_run_discard_work(struct btrfs_discard_ctl *discard_ctl)
{
struct btrfs_fs_info *fs_info = container_of(discard_ctl,
struct btrfs_fs_info,
discard_ctl);
return (!(fs_info->sb->s_flags & SB_RDONLY) &&
test_bit(BTRFS_FS_DISCARD_RUNNING, &fs_info->flags));
}
/* /*
* Recalculate the base delay. * Recalculate the base delay.
* *

1
fs/btrfs/discard.h
View file

@ -24,7 +24,6 @@ void btrfs_discard_queue_work(struct btrfs_discard_ctl *discard_ctl,
struct btrfs_block_group *block_group); struct btrfs_block_group *block_group);
void btrfs_discard_schedule_work(struct btrfs_discard_ctl *discard_ctl, void btrfs_discard_schedule_work(struct btrfs_discard_ctl *discard_ctl,
bool override); bool override);
bool btrfs_run_discard_work(struct btrfs_discard_ctl *discard_ctl);
/* Update operations */ /* Update operations */
void btrfs_discard_calc_delay(struct btrfs_discard_ctl *discard_ctl); void btrfs_discard_calc_delay(struct btrfs_discard_ctl *discard_ctl);