-/* $Id: thread_info.h,v 1.1 2002/02/10 00:00:58 davem Exp $
- * thread_info.h: sparc64 low-level thread information
+/* thread_info.h: sparc64 low-level thread information
*
* Copyright (C) 2002 David S. Miller (davem@redhat.com)
*/
struct task_struct *task;
unsigned long flags;
__u8 fpsaved[7];
- __u8 pad;
+ __u8 status;
unsigned long ksp;
/* D$ line 2 */
* nop
*/
#define TIF_SYSCALL_TRACE 0 /* syscall trace active */
-#define TIF_RESTORE_SIGMASK 1 /* restore signal mask in do_signal() */
+/* flags bit 1 is available */
#define TIF_SIGPENDING 2 /* signal pending */
#define TIF_NEED_RESCHED 3 /* rescheduling necessary */
#define TIF_PERFCTR 4 /* performance counters active */
#define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */
-#define TIF_NEWSIGNALS 6 /* wants new-style signals */
+/* flag bit 6 is available */
#define TIF_32BIT 7 /* 32-bit binary */
/* flag bit 8 is available */
#define TIF_SECCOMP 9 /* secure computing */
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_PERFCTR (1<<TIF_PERFCTR)
#define _TIF_UNALIGNED (1<<TIF_UNALIGNED)
-#define _TIF_NEWSIGNALS (1<<TIF_NEWSIGNALS)
#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_SIGPENDING | _TIF_RESTORE_SIGMASK | \
+ (_TIF_SIGPENDING | \
_TIF_NEED_RESCHED | _TIF_PERFCTR))
+/*
+ * Thread-synchronous status.
+ *
+ * This is different from the flags in that nobody else
+ * ever touches our thread-synchronous status, so we don't
+ * have to worry about atomic accesses.
+ *
+ * Note that there are only 8 bits available.
+ */
+#define TS_RESTORE_SIGMASK 0x0001 /* restore signal mask in do_signal() */
+
+#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__ */
+
#endif /* __KERNEL__ */
#endif /* _ASM_THREAD_INFO_H */