From 4c04128685e3d65b156f6bb60596abab5243eb16 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Thu, 26 Apr 2012 22:29:20 -0400
Subject: [PATCH] --- yaml --- r: 310072 b: refs/heads/master c:
 4ebefe3ec729003443daf153ed6fad1739271283 h: refs/heads/master v: v3

---
 [refs]                                          |  2 +-
 trunk/arch/ia64/include/asm/thread_info.h       | 16 ++++++++++++++++
 trunk/arch/microblaze/include/asm/thread_info.h | 16 ++++++++++++++++
 trunk/arch/powerpc/include/asm/thread_info.h    | 16 ++++++++++++++++
 trunk/arch/sh/include/asm/thread_info.h         | 17 +++++++++++++++++
 trunk/arch/sparc/include/asm/thread_info_64.h   | 16 ++++++++++++++++
 trunk/arch/tile/include/asm/thread_info.h       | 16 ++++++++++++++++
 trunk/arch/x86/include/asm/thread_info.h        | 16 ++++++++++++++++
 trunk/include/linux/thread_info.h               | 12 ++++++++++++
 9 files changed, 126 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 02cea2bf5611..51cd056da988 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 754421c8cab1a568be844a7069fe04c1cf6391b8
+refs/heads/master: 4ebefe3ec729003443daf153ed6fad1739271283
diff --git a/trunk/arch/ia64/include/asm/thread_info.h b/trunk/arch/ia64/include/asm/thread_info.h
index 310d9734f02d..8d600363fa57 100644
--- a/trunk/arch/ia64/include/asm/thread_info.h
+++ b/trunk/arch/ia64/include/asm/thread_info.h
@@ -143,6 +143,22 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, &ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 #endif	/* !__ASSEMBLY__ */
 
 #endif /* _ASM_IA64_THREAD_INFO_H */
diff --git a/trunk/arch/microblaze/include/asm/thread_info.h b/trunk/arch/microblaze/include/asm/thread_info.h
index 1a8ab6a5c03f..12e39206b3ef 100644
--- a/trunk/arch/microblaze/include/asm/thread_info.h
+++ b/trunk/arch/microblaze/include/asm/thread_info.h
@@ -168,6 +168,22 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 #endif
 
 #endif /* __KERNEL__ */
diff --git a/trunk/arch/powerpc/include/asm/thread_info.h b/trunk/arch/powerpc/include/asm/thread_info.h
index a556ccc16b58..85d50a93a92f 100644
--- a/trunk/arch/powerpc/include/asm/thread_info.h
+++ b/trunk/arch/powerpc/include/asm/thread_info.h
@@ -142,6 +142,22 @@ static inline void set_restore_sigmask(void)
 	ti->local_flags |= _TLF_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, &ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->local_flags &= ~_TLF_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->local_flags & _TLF_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->local_flags & _TLF_RESTORE_SIGMASK))
+		return false;
+	ti->local_flags &= ~_TLF_RESTORE_SIGMASK;
+	return true;
+}
 
 static inline bool test_thread_local_flags(unsigned int flags)
 {
diff --git a/trunk/arch/sh/include/asm/thread_info.h b/trunk/arch/sh/include/asm/thread_info.h
index 0c04ffc4f12c..a109157c6b8f 100644
--- a/trunk/arch/sh/include/asm/thread_info.h
+++ b/trunk/arch/sh/include/asm/thread_info.h
@@ -189,6 +189,23 @@ static inline unsigned int get_thread_fault_code(void)
 	struct thread_info *ti = current_thread_info();
 	return ti->flags >> TI_FLAG_FAULT_CODE_SHIFT;
 }
+
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 #endif	/* !__ASSEMBLY__ */
 
 #endif /* __KERNEL__ */
diff --git a/trunk/arch/sparc/include/asm/thread_info_64.h b/trunk/arch/sparc/include/asm/thread_info_64.h
index 7f0981b09451..cb9b7a9f5fc1 100644
--- a/trunk/arch/sparc/include/asm/thread_info_64.h
+++ b/trunk/arch/sparc/include/asm/thread_info_64.h
@@ -240,6 +240,22 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, &ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 #endif	/* !__ASSEMBLY__ */
 
 #endif /* __KERNEL__ */
diff --git a/trunk/arch/tile/include/asm/thread_info.h b/trunk/arch/tile/include/asm/thread_info.h
index 656c486e64fa..5aef371921e4 100644
--- a/trunk/arch/tile/include/asm/thread_info.h
+++ b/trunk/arch/tile/include/asm/thread_info.h
@@ -168,6 +168,22 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, &ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 #endif	/* !__ASSEMBLY__ */
 
 #endif /* _ASM_TILE_THREAD_INFO_H */
diff --git a/trunk/arch/x86/include/asm/thread_info.h b/trunk/arch/x86/include/asm/thread_info.h
index 5c25de07cba8..8f3f1ff69fa9 100644
--- a/trunk/arch/x86/include/asm/thread_info.h
+++ b/trunk/arch/x86/include/asm/thread_info.h
@@ -250,6 +250,22 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags);
 }
+static inline void clear_restore_sigmask(void)
+{
+	current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+	return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	struct thread_info *ti = current_thread_info();
+	if (!(ti->status & TS_RESTORE_SIGMASK))
+		return false;
+	ti->status &= ~TS_RESTORE_SIGMASK;
+	return true;
+}
 
 static inline bool is_ia32_task(void)
 {
diff --git a/trunk/include/linux/thread_info.h b/trunk/include/linux/thread_info.h
index eee729428683..ed279701ac79 100644
--- a/trunk/include/linux/thread_info.h
+++ b/trunk/include/linux/thread_info.h
@@ -127,6 +127,18 @@ static inline void set_restore_sigmask(void)
 	set_thread_flag(TIF_RESTORE_SIGMASK);
 	set_thread_flag(TIF_SIGPENDING);
 }
+static inline void clear_restore_sigmask(void)
+{
+	clear_thread_flag(TIF_RESTORE_SIGMASK);
+}
+static inline bool test_restore_sigmask(void)
+{
+	return test_thread_flag(TIF_RESTORE_SIGMASK);
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+	return test_and_clear_thread_flag(TIF_RESTORE_SIGMASK);
+}
 #endif	/* TIF_RESTORE_SIGMASK && !HAVE_SET_RESTORE_SIGMASK */
 
 #ifndef HAVE_SET_RESTORE_SIGMASK