alpha: support new syscalls

Some of the new syscalls require supporting TIF_RESTORE_SIGMASK.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 49 insertions, 1 deletions

diff --git a/include/asm-alpha/thread_info.h b/include/asm-alpha/thread_info.h
index f4defc2bd3..48a22e3e6f 100644
--- a/include/asm-alpha/thread_info.h
+++ b/include/asm-alpha/thread_info.h
@@ -76,12 +76,14 @@ register struct thread_info *__current_thread_info __asm__("$8");
 #define TIF_UAC_NOFIX           7
 #define TIF_UAC_SIGBUS          8
 #define TIF_MEMDIE              9
+#define TIF_RESTORE_SIGMASK     10      /* restore signal mask in do_signal */
 
 #define _TIF_SYSCALL_TRACE      (1<<TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME      (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING         (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
+#define _TIF_RESTORE_SIGMASK    (1<<TIF_RESTORE_SIGMASK)
 
 /* Work to do on interrupt/exception return.  */
 #define _TIF_WORK_MASK          (_TIF_NOTIFY_RESUME     \
diff --git a/include/asm-alpha/unistd.h b/include/asm-alpha/unistd.h
index e58a427012..29bf2fdc91 100644
--- a/include/asm-alpha/unistd.h
+++ b/include/asm-alpha/unistd.h
@@ -233,6 +233,20 @@
 #define __NR_osf_memcntl        260     /* not implemented */
 #define __NR_osf_fdatasync      261     /* not implemented */
 
+/*
+ * Ignore legacy syscalls that we don't use.
+ */
+#define __IGNORE_alarm
+#define __IGNORE_creat
+#define __IGNORE_getegid
+#define __IGNORE_geteuid
+#define __IGNORE_getgid
+#define __IGNORE_getpid
+#define __IGNORE_getppid
+#define __IGNORE_getuid
+#define __IGNORE_pause
+#define __IGNORE_time
+#define __IGNORE_utime
 
 /*
  * Linux-specific system calls begin at 300
@@ -387,10 +401,42 @@
 #define __NR_inotify_init               444
 #define __NR_inotify_add_watch          445
 #define __NR_inotify_rm_watch           446
+#define __NR_fdatasync                  447
+#define __NR_kexec_load                 448
+#define __NR_migrate_pages              449
+#define __NR_openat                     450
+#define __NR_mkdirat                    451
+#define __NR_mknodat                    452
+#define __NR_fchownat                   453
+#define __NR_futimesat                  454
+#define __NR_fstatat64                  455
+#define __NR_unlinkat                   456
+#define __NR_renameat                   457
+#define __NR_linkat                     458
+#define __NR_symlinkat                  459
+#define __NR_readlinkat                 460
+#define __NR_fchmodat                   461
+#define __NR_faccessat                  462
+#define __NR_pselect6                   463
+#define __NR_ppoll                      464
+#define __NR_unshare                    465
+#define __NR_set_robust_list            466
+#define __NR_get_robust_list            467
+#define __NR_splice                     468
+#define __NR_sync_file_range            469
+#define __NR_tee                        470
+#define __NR_vmsplice                   471
+#define __NR_move_pages                 472
+#define __NR_getcpu                     473
+#define __NR_epoll_pwait                474
+#define __NR_utimensat                  475
+#define __NR_signalfd                   476
+#define __NR_timerfd                    477
+#define __NR_eventfd                    478
 
 #ifdef __KERNEL__
 
-#define NR_SYSCALLS                     447
+#define NR_SYSCALLS                     479
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR