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btrfs: move fs_info::fs_frozen to the flags

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We can keep the state among the other fs_info flags, there's no reason
why fs_frozen would need to be separate.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2017-06-15 19:10:03 +02:00
parent 79b4f4c605
commit fac03c8dae
4 changed files with 8 additions and 7 deletions
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6
fs/btrfs/super.c
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@@ -2242,7 +2242,7 @@ static int btrfs_freeze(struct super_block *sb)
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_root *root = fs_info->tree_root;
fs_info->fs_frozen = 1;
set_bit(BTRFS_FS_FROZEN, &fs_info->flags);
/*
* We don't need a barrier here, we'll wait for any transaction that
* could be in progress on other threads (and do delayed iputs that
@@ -2261,7 +2261,9 @@ static int btrfs_freeze(struct super_block *sb)
static int btrfs_unfreeze(struct super_block *sb)
{
btrfs_sb(sb)->fs_frozen = 0;
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
clear_bit(BTRFS_FS_FROZEN, &fs_info->flags);
return 0;
}