diff --git a/libc/kernel/uapi/xen/gntalloc.h b/libc/kernel/uapi/xen/gntalloc.h
index 2076843..1710f4a 100644
--- a/libc/kernel/uapi/xen/gntalloc.h
+++ b/libc/kernel/uapi/xen/gntalloc.h
@@ -18,30 +18,30 @@
  ****************************************************************************/
 #ifndef __LINUX_PUBLIC_GNTALLOC_H__
 #define __LINUX_PUBLIC_GNTALLOC_H__
-#define IOCTL_GNTALLOC_ALLOC_GREF  _IOC(_IOC_NONE, 'G', 5, sizeof(struct ioctl_gntalloc_alloc_gref))
+#define IOCTL_GNTALLOC_ALLOC_GREF _IOC(_IOC_NONE, 'G', 5, sizeof(struct ioctl_gntalloc_alloc_gref))
 struct ioctl_gntalloc_alloc_gref {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- uint16_t domid;
- uint16_t flags;
- uint32_t count;
- uint64_t index;
+  uint16_t domid;
+  uint16_t flags;
+  uint32_t count;
+  uint64_t index;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- uint32_t gref_ids[1];
+  uint32_t gref_ids[1];
 };
 #define GNTALLOC_FLAG_WRITABLE 1
-#define IOCTL_GNTALLOC_DEALLOC_GREF  _IOC(_IOC_NONE, 'G', 6, sizeof(struct ioctl_gntalloc_dealloc_gref))
+#define IOCTL_GNTALLOC_DEALLOC_GREF _IOC(_IOC_NONE, 'G', 6, sizeof(struct ioctl_gntalloc_dealloc_gref))
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct ioctl_gntalloc_dealloc_gref {
- uint64_t index;
- uint32_t count;
+  uint64_t index;
+  uint32_t count;
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define IOCTL_GNTALLOC_SET_UNMAP_NOTIFY  _IOC(_IOC_NONE, 'G', 7, sizeof(struct ioctl_gntalloc_unmap_notify))
+#define IOCTL_GNTALLOC_SET_UNMAP_NOTIFY _IOC(_IOC_NONE, 'G', 7, sizeof(struct ioctl_gntalloc_unmap_notify))
 struct ioctl_gntalloc_unmap_notify {
- uint64_t index;
- uint32_t action;
+  uint64_t index;
+  uint32_t action;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- uint32_t event_channel_port;
+  uint32_t event_channel_port;
 };
 #define UNMAP_NOTIFY_CLEAR_BYTE 0x1
 #define UNMAP_NOTIFY_SEND_EVENT 0x2