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>

1 files changed, 11 insertions, 2 deletions

diff --git a/include/asm-x86/thread_info.h b/include/asm-x86/thread_info.h
index 348f0e0faa3b..74481b72ae0f 100644
--- 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)
@@ -237,10 +235,21 @@ 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);
 extern int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);