Update kernel headers to v3.14.

Other changes:
- Modify update_all.py to skip ion header files when importing into aosp.
- Fix generate_uapi_headers.sh to handle imports from a linux-stable kernel.

Change-Id: I1ad81b9ccb063c21740f9875f2cc1238052cd4b3
diff --git a/libc/kernel/uapi/linux/virtio_console.h b/libc/kernel/uapi/linux/virtio_console.h
index 148ffe0..81d515c 100644
--- a/libc/kernel/uapi/linux/virtio_console.h
+++ b/libc/kernel/uapi/linux/virtio_console.h
@@ -24,28 +24,31 @@
 #include <linux/virtio_config.h>
 #define VIRTIO_CONSOLE_F_SIZE 0
 #define VIRTIO_CONSOLE_F_MULTIPORT 1
-#define VIRTIO_CONSOLE_BAD_ID (~(__u32)0)
+#define VIRTIO_CONSOLE_F_EMERG_WRITE 2
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define VIRTIO_CONSOLE_BAD_ID (~(__u32)0)
 struct virtio_console_config {
  __u16 cols;
  __u16 rows;
- __u32 max_nr_ports;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __u32 max_nr_ports;
+ __u32 emerg_wr;
 } __attribute__((packed));
 struct virtio_console_control {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 id;
  __u16 event;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u16 value;
 };
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define VIRTIO_CONSOLE_DEVICE_READY 0
 #define VIRTIO_CONSOLE_PORT_ADD 1
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define VIRTIO_CONSOLE_PORT_REMOVE 2
 #define VIRTIO_CONSOLE_PORT_READY 3
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define VIRTIO_CONSOLE_CONSOLE_PORT 4
 #define VIRTIO_CONSOLE_RESIZE 5
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define VIRTIO_CONSOLE_PORT_OPEN 6
 #define VIRTIO_CONSOLE_PORT_NAME 7
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif