[PATCH v2 3/8] btrfs-progs: add inode encryption contexts

[Sweet Tea Dorminy <sweettea-kernel@dorminy.me>]

Recapitulates relevant parts of kernel change 'btrfs: add inode
encryption contexts'.

Signed-off-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
---
 kernel-shared/uapi/btrfs_tree.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/kernel-shared/uapi/btrfs_tree.h b/kernel-shared/uapi/btrfs_tree.h
index ad555e705..2df7cfec4 100644
--- a/kernel-shared/uapi/btrfs_tree.h
+++ b/kernel-shared/uapi/btrfs_tree.h
@@ -162,6 +162,8 @@
 #define BTRFS_VERITY_DESC_ITEM_KEY	36
 #define BTRFS_VERITY_MERKLE_ITEM_KEY	37
 
+#define BTRFS_FSCRYPT_CTXT_ITEM_KEY	41
+
 #define BTRFS_ORPHAN_ITEM_KEY		48
 /* reserve 2-15 close to the inode for later flexibility */
 
@@ -400,6 +402,7 @@ static inline __u8 btrfs_dir_flags_to_ftype(__u8 flags)
 #define BTRFS_INODE_NOATIME		(1U << 9)
 #define BTRFS_INODE_DIRSYNC		(1U << 10)
 #define BTRFS_INODE_COMPRESS		(1U << 11)
+#define BTRFS_INODE_ENCRYPT	(1U << 12)
 
 #define BTRFS_INODE_ROOT_ITEM_INIT	(1U << 31)
 
@@ -416,6 +419,7 @@ static inline __u8 btrfs_dir_flags_to_ftype(__u8 flags)
 	 BTRFS_INODE_NOATIME |						\
 	 BTRFS_INODE_DIRSYNC |						\
 	 BTRFS_INODE_COMPRESS |						\
+	 BTRFS_INODE_ENCRYPT |						\
 	 BTRFS_INODE_ROOT_ITEM_INIT)
 
 #define BTRFS_INODE_RO_VERITY		(1U << 0)
@@ -1016,6 +1020,12 @@ enum {
 	BTRFS_NR_FILE_EXTENT_TYPES = 3,
 };
 
+enum {
+	BTRFS_ENCRYPTION_NONE,
+	BTRFS_ENCRYPTION_FSCRYPT,
+	BTRFS_NR_ENCRYPTION_TYPES,
+};
+
 struct btrfs_file_extent_item {
 	/*
 	 * transaction id that created this extent
-- 
2.41.0