[RFC PATCH 15/19] btrfs: allow writing compressed, encrypted, inline extents

[Mark Harmstone]

Signed-off-by: Mark Harmstone <m...@harmstone.com>
---
 fs/btrfs/inode.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 61481833f5e4..f8bc7174f7e3 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -219,6 +219,22 @@ static int insert_inline_extent(struct btrfs_trans_handle 
*trans,
        if (compress_type != BTRFS_COMPRESS_NONE) {
                struct page *cpage;
                int i = 0;
+
+               if (enc_key) {
+                       struct btrfs_file_extent_inline_enc *eienc;
+
+                       eienc = (struct btrfs_file_extent_inline_enc *)ptr;
+
+                       btrfs_set_file_extent_inline_enc_key_number(leaf,
+                                               eienc, enc_key->key_number);
+
+                       write_eb_member(leaf, eienc,
+                                       struct btrfs_file_extent_inline_enc,
+                                       iv, iv);
+
+                       ptr += sizeof(struct btrfs_file_extent_inline_enc);
+               }
+
                while (compressed_size > 0) {
                        cpage = compressed_pages[i];
                        cur_size = min_t(unsigned long, compressed_size,
-- 
2.19.2