[SPARC]: Add support for *at(), ppoll, and pselect syscalls.

This also includes by necessity _TIF_RESTORE_SIGMASK support,
which actually resulted in a lot of cleanups.

The sparc signal handling code is quite a mess and I should
clean it up some day.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h
index c94d8b3991bd..ac9d068aab4f 100644
--- a/include/asm-sparc64/thread_info.h
+++ b/include/asm-sparc64/thread_info.h
@@ -221,7 +221,7 @@ register struct thread_info *current_thread_info_reg asm("g6");
  *       nop
  */
 #define TIF_SYSCALL_TRACE       0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME       1       /* resumption notification requested */
+#define TIF_RESTORE_SIGMASK     1       /* restore signal mask in do_signal() */
 #define TIF_SIGPENDING          2       /* signal pending */
 #define TIF_NEED_RESCHED        3       /* rescheduling necessary */
 #define TIF_PERFCTR             4       /* performance counters active */
@@ -241,7 +241,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
 #define TIF_POLLING_NRFLAG      14
 
 #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_PERFCTR            (1<<TIF_PERFCTR)
@@ -250,11 +249,12 @@ register struct thread_info *current_thread_info_reg asm("g6");
 #define _TIF_32BIT              (1<<TIF_32BIT)
 #define _TIF_SECCOMP            (1<<TIF_SECCOMP)
 #define _TIF_SYSCALL_AUDIT      (1<<TIF_SYSCALL_AUDIT)
+#define _TIF_RESTORE_SIGMASK    (1<<TIF_RESTORE_SIGMASK)
 #define _TIF_ABI_PENDING        (1<<TIF_ABI_PENDING)
 #define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
 
 #define _TIF_USER_WORK_MASK     ((0xff << TI_FLAG_WSAVED_SHIFT) | \
-                                 (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | \
+                                 (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | \
                                   _TIF_NEED_RESCHED | _TIF_PERFCTR))
 
 #endif /* __KERNEL__ */