[v5,23/52] btrfs: add fscrypt_info and encryption_type to ordered_extent

Commit Message

Josef Bacik Jan. 24, 2024, 5:18 p.m. UTC

We're going to need these to update the file extent items once the
writes are complete.  Add them and add the pieces necessary to assign
them and free everything.

Signed-off-by: Josef Bacik <[e-mail]>
---
 fs/btrfs/ordered-data.c | 2 ++
 fs/btrfs/ordered-data.h | 6 ++++++
 2 files changed, 8 insertions(+)

Patch

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 59850dc17b22..a9879d35a3af 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -182,6 +182,7 @@  static struct btrfs_ordered_extent *alloc_ordered_extent(
 	entry->bytes_left = num_bytes;
 	entry->inode = igrab(&inode->vfs_inode);
 	entry->compress_type = compress_type;
+	entry->encryption_type = BTRFS_ENCRYPTION_NONE;
 	entry->truncated_len = (u64)-1;
 	entry->qgroup_rsv = qgroup_rsv;
 	entry->flags = flags;
@@ -566,6 +567,7 @@  void btrfs_put_ordered_extent(struct btrfs_ordered_extent *entry)
 			list_del(&sum->list);
 			kvfree(sum);
 		}
+		fscrypt_put_extent_info(entry->fscrypt_info);
 		kmem_cache_free(btrfs_ordered_extent_cache, entry);
 	}
 }
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index 127ef8bf0ffd..85ba9a381880 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -108,6 +108,9 @@  struct btrfs_ordered_extent {
 	/* compression algorithm */
 	int compress_type;
 
+	/* encryption mode */
+	int encryption_type;
+
 	/* Qgroup reserved space */
 	int qgroup_rsv;
 
@@ -117,6 +120,9 @@  struct btrfs_ordered_extent {
 	/* the inode we belong to */
 	struct inode *inode;
 
+	/* the fscrypt_info for this extent, if necessary */
+	struct fscrypt_extent_info *fscrypt_info;
+
 	/* list of checksums for insertion when the extent io is done */
 	struct list_head list;