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| author | Jeff Mahoney <jeffm@suse.com> | 2016-06-21 21:16:51 -0400 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-12-06 16:06:57 +0100 |
| commit | 6bccf3ab1e1f0913268bfcd1c09cadb1f4f2857d (patch) | |
| tree | a7eae4bb4dec1cd2f7b21f5010549bfaa9aaa08c /fs/btrfs/super.c | |
| parent | 5b4aacefb8fbfc996e68b9b083d30f8bc0972449 (diff) | |
| download | linux-stable-6bccf3ab1e1f0913268bfcd1c09cadb1f4f2857d.tar.gz linux-stable-6bccf3ab1e1f0913268bfcd1c09cadb1f4f2857d.tar.bz2 linux-stable-6bccf3ab1e1f0913268bfcd1c09cadb1f4f2857d.zip | |
btrfs: call functions that always use the same root with fs_info instead
There are many functions that are always called with the same root
argument. Rather than passing the same root every time, we can
pass an fs_info pointer instead and have the function get the root
pointer itself.
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index adec3a0b01d5..457e05eac8cf 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -305,7 +305,7 @@ void __btrfs_panic(struct btrfs_fs_info *fs_info, const char *function, static void btrfs_put_super(struct super_block *sb) { - close_ctree(btrfs_sb(sb)->tree_root); + close_ctree(btrfs_sb(sb)); } enum { @@ -1173,7 +1173,7 @@ static int btrfs_fill_super(struct super_block *sb, return 0; fail_close: - close_ctree(fs_info->tree_root); + close_ctree(fs_info); return err; } @@ -1784,7 +1784,7 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data) btrfs_scrub_cancel(fs_info); btrfs_pause_balance(fs_info); - ret = btrfs_commit_super(root); + ret = btrfs_commit_super(fs_info); if (ret) goto restore; } else { @@ -1901,9 +1901,10 @@ static inline void btrfs_descending_sort_devices( * The helper to calc the free space on the devices that can be used to store * file data. */ -static int btrfs_calc_avail_data_space(struct btrfs_root *root, u64 *free_bytes) +static int btrfs_calc_avail_data_space(struct btrfs_fs_info *fs_info, + u64 *free_bytes) { - struct btrfs_fs_info *fs_info = root->fs_info; + struct btrfs_root *root = fs_info->tree_root; struct btrfs_device_info *devices_info; struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; struct btrfs_device *device; @@ -2137,7 +2138,7 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf) spin_unlock(&block_rsv->lock); buf->f_bavail = div_u64(total_free_data, factor); - ret = btrfs_calc_avail_data_space(fs_info->tree_root, &total_free_data); + ret = btrfs_calc_avail_data_space(fs_info, &total_free_data); if (ret) return ret; buf->f_bavail += div_u64(total_free_data, factor); |