x86: redo thread_info.h change

redo Roland's "signals: x86 TS_RESTORE_SIGMASK" ontop of the unified
thread_info.h file.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/include/asm-x86/thread_info.h b/include/asm-x86/thread_info.h
index 348f0e0faa3b229a3b9c77932446086b590ce6f4..74481b72ae0f837d26c09282771d4f0ee14e265a 100644 (file)
--- a/include/asm-x86/thread_info.h
+++ b/include/asm-x86/thread_info.h
@@ -80,7 +80,6 @@ struct thread_info {
 #endif
 #define TIF_SYSCALL_AUDIT      7       /* syscall auditing active */
 #define TIF_SECCOMP            8       /* secure computing */
-#define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal */
 #define TIF_MCE_NOTIFY         10      /* notify userspace of an MCE */
 #define TIF_HRTICK_RESCHED     11      /* reprogram hrtick timer */
 #define TIF_NOTSC              16      /* TSC is not accessible in userland */
@@ -108,7 +107,6 @@ struct thread_info {
 #endif
 #define _TIF_SYSCALL_AUDIT     (1 << TIF_SYSCALL_AUDIT)
 #define _TIF_SECCOMP           (1 << TIF_SECCOMP)
-#define _TIF_RESTORE_SIGMASK   (1 << TIF_RESTORE_SIGMASK)
 #define _TIF_MCE_NOTIFY                (1 << TIF_MCE_NOTIFY)
 #define _TIF_HRTICK_RESCHED    (1 << TIF_HRTICK_RESCHED)
 #define _TIF_NOTSC             (1 << TIF_NOTSC)
@@ -237,9 +235,20 @@ static inline struct thread_info *stack_thread_info(void)
 #define TS_COMPAT              0x0002  /* 32bit syscall active (64BIT)*/
 #define TS_POLLING             0x0004  /* true if in idle loop
                                           and not sleeping */
+#define TS_RESTORE_SIGMASK     0x0008  /* restore signal mask in do_signal() */
 
 #define tsk_is_polling(t) (task_thread_info(t)->status & TS_POLLING)
 
+#ifndef __ASSEMBLY__
+#define HAVE_SET_RESTORE_SIGMASK       1
+static inline void set_restore_sigmask(void)
+{
+       struct thread_info *ti = current_thread_info();
+       ti->status |= TS_RESTORE_SIGMASK;
+       set_bit(TIF_SIGPENDING, &ti->flags);
+}
+#endif /* !__ASSEMBLY__ */
+
 #ifndef __ASSEMBLY__
 extern void arch_task_cache_init(void);
 extern void free_thread_info(struct thread_info *ti);