From f541833c8eea17e3779e0fce81d3c92a3604d80a Mon Sep 17 00:00:00 2001 From: Josef Bacik Date: Sat, 29 Apr 2023 16:07:18 -0400 Subject: btrfs: move split_flags/combine_flags helpers to inode-item.h These are more related to the inode item flags on disk than the in-memory btrfs_inode, move the helpers to inode-item.h. Reviewed-by: Johannes Thumshirn Signed-off-by: Josef Bacik Signed-off-by: David Sterba --- fs/btrfs/inode-item.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'fs/btrfs/inode-item.h') diff --git a/fs/btrfs/inode-item.h b/fs/btrfs/inode-item.h index b80aeb715701..ede43b6c6559 100644 --- a/fs/btrfs/inode-item.h +++ b/fs/btrfs/inode-item.h @@ -60,6 +60,22 @@ struct btrfs_truncate_control { bool clear_extent_range; }; +/* + * btrfs_inode_item stores flags in a u64, btrfs_inode stores them in two + * separate u32s. These two functions convert between the two representations. + */ +static inline u64 btrfs_inode_combine_flags(u32 flags, u32 ro_flags) +{ + return (flags | ((u64)ro_flags << 32)); +} + +static inline void btrfs_inode_split_flags(u64 inode_item_flags, + u32 *flags, u32 *ro_flags) +{ + *flags = (u32)inode_item_flags; + *ro_flags = (u32)(inode_item_flags >> 32); +} + int btrfs_truncate_inode_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_truncate_control *control); -- cgit v1.2.3