X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=fs%2Fceph%2Ffile.c;h=c5517ffeb11c7cdf2f3c7c0599b8cf4c675976a9;hb=5dae222a5ff0;hp=31d450536175214506eb5be81bf708fabd0f722c;hpb=8c3f406c097b83846c7d18438a905b49d17ae528;p=mirror_ubuntu-jammy-kernel.git

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 31d450536175..c5517ffeb11c 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -1909,6 +1909,8 @@ static ssize_t __ceph_copy_file_range(struct file *src_file, loff_t src_off,
 
 	if (src_inode == dst_inode)
 		return -EINVAL;
+	if (src_inode->i_sb != dst_inode->i_sb)
+		return -EXDEV;
 	if (ceph_snap(dst_inode) != CEPH_NOSNAP)
 		return -EROFS;
 
@@ -2109,7 +2111,7 @@ static ssize_t ceph_copy_file_range(struct file *src_file, loff_t src_off,
 	ret = __ceph_copy_file_range(src_file, src_off, dst_file, dst_off,
 				     len, flags);
 
-	if (ret == -EOPNOTSUPP)
+	if (ret == -EOPNOTSUPP || ret == -EXDEV)
 		ret = generic_copy_file_range(src_file, src_off, dst_file,
 					      dst_off, len, flags);
 	return ret;