diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/inode.c | 4 | ||||
| -rw-r--r-- | fs/btrfs/reflink.c | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index f71a5f7f55b9..8e13117eca16 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -592,6 +592,10 @@ static bool can_cow_file_range_inline(struct btrfs_inode *inode, if (size < i_size_read(&inode->vfs_inode)) return false; + /* Encrypted file cannot be inlined. */ + if (IS_ENCRYPTED(&inode->vfs_inode)) + return false; + return true; } diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c index 775a32a7953a..b5fe95baf92e 100644 --- a/fs/btrfs/reflink.c +++ b/fs/btrfs/reflink.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/blkdev.h> +#include <linux/fscrypt.h> #include <linux/iversion.h> #include "ctree.h" #include "fs.h" @@ -789,6 +790,10 @@ static int btrfs_remap_file_range_prep(struct file *file_in, loff_t pos_in, ASSERT(inode_in->vfs_inode.i_sb == inode_out->vfs_inode.i_sb); } + /* Can only reflink encrypted files if both files are encrypted. */ + if (IS_ENCRYPTED(&inode_in->vfs_inode) != IS_ENCRYPTED(&inode_out->vfs_inode)) + return -EINVAL; + /* Don't make the dst file partly checksummed */ if ((inode_in->flags & BTRFS_INODE_NODATASUM) != (inode_out->flags & BTRFS_INODE_NODATASUM)) { |