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/asm-mips/asm/siginfo.h b/libc/kernel/uapi/asm-mips/asm/siginfo.h
index 4abc7af..599c875 100644
--- a/libc/kernel/uapi/asm-mips/asm/siginfo.h
+++ b/libc/kernel/uapi/asm-mips/asm/siginfo.h
@@ -24,82 +24,91 @@
 #define HAVE_ARCH_SIGINFO_T
 #define HAVE_ARCH_COPY_SIGINFO
 struct siginfo;
-#ifdef _ABIO32
+#if _MIPS_SZLONG == 32
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
-#endif
-#ifdef __LP64__
+#elif _MIPS_SZLONG == 64
 #define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
+#else
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#error _MIPS_SZLONG neither 32 nor 64
 #endif
+#define __ARCH_SIGSYS
 #include <asm-generic/siginfo.h>
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef struct siginfo {
  int si_signo;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int si_code;
  int si_errno;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int __pad0[SI_MAX_SIZE / sizeof(int) - SI_PAD_SIZE - 3];
  union {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int _pad[SI_PAD_SIZE];
  struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  pid_t _pid;
  __ARCH_SI_UID_T _uid;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } _kill;
  struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  timer_t _tid;
  int _overrun;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
  sigval_t _sigval;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int _sys_private;
  } _timer;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct {
  pid_t _pid;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __ARCH_SI_UID_T _uid;
  sigval_t _sigval;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } _rt;
  struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  pid_t _pid;
  __ARCH_SI_UID_T _uid;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int _status;
  clock_t _utime;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  clock_t _stime;
  } _sigchld;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct {
  pid_t _pid;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  clock_t _utime;
  int _status;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  clock_t _stime;
  } _irix_sigchld;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct {
  void __user *_addr;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #ifdef __ARCH_SI_TRAPNO
  int _trapno;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
  short _addr_lsb;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } _sigfault;
  struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __ARCH_SI_BAND_T _band;
  int _fd;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } _sigpoll;
+ struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ void __user *_call_addr;
+ int _syscall;
+ unsigned int _arch;
+ } _sigsys;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } _sifields;
 } siginfo_t;
 #undef SI_ASYNCIO
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #undef SI_TIMER
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #undef SI_MESGQ
 #define SI_ASYNCIO -2
 #define SI_TIMER __SI_CODE(__SI_TIMER, -3)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SI_MESGQ __SI_CODE(__SI_MESGQ, -4)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif