diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h
index ab0440274630..6ed4ad422fc3 100644
--- a/fs/crypto/fscrypt_private.h
+++ b/fs/crypto/fscrypt_private.h
@@ -22,10 +22,6 @@
 #define FS_AES_256_CBC_KEY_SIZE		32
 #define FS_AES_256_CTS_KEY_SIZE		32
 #define FS_AES_256_XTS_KEY_SIZE		64
-#define FS_MAX_KEY_SIZE			64
-
-#define FS_KEY_DESC_PREFIX		"fscrypt:"
-#define FS_KEY_DESC_PREFIX_SIZE		8
 
 #define FS_KEY_DERIVATION_NONCE_SIZE		16
 
@@ -51,13 +47,6 @@ struct fscrypt_context {
 
 #define FS_ENCRYPTION_CONTEXT_FORMAT_V1		1
 
-/* This is passed in from userspace into the kernel keyring */
-struct fscrypt_key {
-	u32 mode;
-	u8 raw[FS_MAX_KEY_SIZE];
-	u32 size;
-} __packed;
-
 /*
  * A pointer to this structure is stored in the file system's in-core
  * representation of an inode.
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index ea33e08d9d75..a1533084395c 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -203,6 +203,19 @@ struct fscrypt_policy {
 #define FS_IOC_GET_ENCRYPTION_PWSALT	_IOW('f', 20, __u8[16])
 #define FS_IOC_GET_ENCRYPTION_POLICY	_IOW('f', 21, struct fscrypt_policy)
 
+/* Parameters for passing an encryption key into the kernel keyring */
+#define FS_KEY_DESC_PREFIX		"fscrypt:"
+#define FS_KEY_DESC_PREFIX_SIZE		8
+
+/* Structure that userspace passes to the kernel keyring */
+#define FS_MAX_KEY_SIZE			64
+
+struct fscrypt_key {
+	__u32 mode;
+	__u8 raw[FS_MAX_KEY_SIZE];
+	__u32 size;
+};
+
 /*
  * Inode flags (FS_IOC_GETFLAGS / FS_IOC_SETFLAGS)
  */