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btrfs: open code btrfs_init_dev_replace_tgtdev_for_resume() 

btrfs_init_dev_replace_tgtdev_for_resume() initializes replace
target device in a few simple steps, so do it at the parent function.
Moreover, there isn't any other caller so just open code it.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2018-02-12 23:36:25 +08:00 committed by David Sterba
parent 18e67c73dc
commit 15fc1283f6
3 changed files with 8 additions and 17 deletions
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10
fs/btrfs/dev-replace.c
View File

@ -173,8 +173,14 @@ int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info)
}
set_bit(BTRFS_DEV_STATE_REPLACE_TGT,
&dev_replace->tgtdev->dev_state);
btrfs_init_dev_replace_tgtdev_for_resume(fs_info,
dev_replace->tgtdev);
WARN_ON(fs_info->fs_devices->rw_devices == 0);
dev_replace->tgtdev->io_width = fs_info->sectorsize;
dev_replace->tgtdev->io_align = fs_info->sectorsize;
dev_replace->tgtdev->sector_size = fs_info->sectorsize;
dev_replace->tgtdev->fs_info = fs_info;
set_bit(BTRFS_DEV_STATE_IN_FS_METADATA,
&dev_replace->tgtdev->dev_state);
}
break;
}

13
fs/btrfs/volumes.c
View File

@ -2666,19 +2666,6 @@ int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
return ret;
}
void btrfs_init_dev_replace_tgtdev_for_resume(struct btrfs_fs_info *fs_info,
struct btrfs_device *tgtdev)
{
u32 sectorsize = fs_info->sectorsize;
WARN_ON(fs_info->fs_devices->rw_devices == 0);
tgtdev->io_width = sectorsize;
tgtdev->io_align = sectorsize;
tgtdev->sector_size = sectorsize;
tgtdev->fs_info = fs_info;
set_bit(BTRFS_DEV_STATE_IN_FS_METADATA, &tgtdev->dev_state);
}
static noinline int btrfs_update_device(struct btrfs_trans_handle *trans,
struct btrfs_device *device)
{

2
fs/btrfs/volumes.h
View File

@ -476,8 +476,6 @@ void btrfs_rm_dev_replace_free_srcdev(struct btrfs_fs_info *fs_info,
struct btrfs_device *srcdev);
void btrfs_destroy_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
struct btrfs_device *tgtdev);
void btrfs_init_dev_replace_tgtdev_for_resume(struct btrfs_fs_info *fs_info,
struct btrfs_device *tgtdev);
void btrfs_scratch_superblocks(struct block_device *bdev, const char *device_path);
int btrfs_is_parity_mirror(struct btrfs_fs_info *fs_info,
u64 logical, u64 len);