X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fthread_info.h;h=38a56477f27ada34c3cd6e56c912205b066bc413;hb=94576b22ce1ad346cb09f05bf4f06be33e0eef49;hp=9c4ad755d7e57cd856409589617ed31917abe6d5;hpb=1265edb8fd2869d17128f1d60683dd6f4191d550;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 9c4ad755d7e..38a56477f27 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -9,6 +9,9 @@
 
 #include <linux/types.h>
 
+struct timespec;
+struct compat_timespec;
+
 /*
  * System call restart block.
  */
@@ -23,8 +26,18 @@ struct restart_block {
 			u32 *uaddr;
 			u32 val;
 			u32 flags;
+			u32 bitset;
 			u64 time;
 		} futex;
+		/* For nanosleep */
+		struct {
+			clockid_t index;
+			struct timespec __user *rmtp;
+#ifdef CONFIG_COMPAT
+			struct compat_timespec __user *compat_rmtp;
+#endif
+			u64 expires;
+		} nanosleep;
 	};
 };
 
@@ -42,27 +55,27 @@ extern long do_no_restart_syscall(struct restart_block *parm);
 
 static inline void set_ti_thread_flag(struct thread_info *ti, int flag)
 {
-	set_bit(flag,&ti->flags);
+	set_bit(flag, (unsigned long *)&ti->flags);
 }
 
 static inline void clear_ti_thread_flag(struct thread_info *ti, int flag)
 {
-	clear_bit(flag,&ti->flags);
+	clear_bit(flag, (unsigned long *)&ti->flags);
 }
 
 static inline int test_and_set_ti_thread_flag(struct thread_info *ti, int flag)
 {
-	return test_and_set_bit(flag,&ti->flags);
+	return test_and_set_bit(flag, (unsigned long *)&ti->flags);
 }
 
 static inline int test_and_clear_ti_thread_flag(struct thread_info *ti, int flag)
 {
-	return test_and_clear_bit(flag,&ti->flags);
+	return test_and_clear_bit(flag, (unsigned long *)&ti->flags);
 }
 
 static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
 {
-	return test_bit(flag,&ti->flags);
+	return test_bit(flag, (unsigned long *)&ti->flags);
 }
 
 #define set_thread_flag(flag) \
@@ -79,6 +92,31 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
 #define set_need_resched()	set_thread_flag(TIF_NEED_RESCHED)
 #define clear_need_resched()	clear_thread_flag(TIF_NEED_RESCHED)
 
-#endif
+#if defined TIF_RESTORE_SIGMASK && !defined HAVE_SET_RESTORE_SIGMASK
+/*
+ * An arch can define its own version of set_restore_sigmask() to get the
+ * job done however works, with or without TIF_RESTORE_SIGMASK.
+ */
+#define HAVE_SET_RESTORE_SIGMASK	1
+
+/**
+ * set_restore_sigmask() - make sure saved_sigmask processing gets done
+ *
+ * This sets TIF_RESTORE_SIGMASK and ensures that the arch signal code
+ * will run before returning to user mode, to process the flag.  For
+ * all callers, TIF_SIGPENDING is already set or it's no harm to set
+ * it.  TIF_RESTORE_SIGMASK need not be in the set of bits that the
+ * arch code will notice on return to user mode, in case those bits
+ * are scarce.  We set TIF_SIGPENDING here to ensure that the arch
+ * signal code always gets run when TIF_RESTORE_SIGMASK is set.
+ */
+static inline void set_restore_sigmask(void)
+{
+	set_thread_flag(TIF_RESTORE_SIGMASK);
+	set_thread_flag(TIF_SIGPENDING);
+}
+#endif	/* TIF_RESTORE_SIGMASK && !HAVE_SET_RESTORE_SIGMASK */
+
+#endif	/* __KERNEL__ */
 
 #endif /* _LINUX_THREAD_INFO_H */