bury the rest of TIF_IRET

Some architectures had blindly copied it for no reason whatsoever.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

5 files changed, 0 insertions, 10 deletions

diff --git a/arch/hexagon/include/asm/thread_info.h b/arch/hexagon/include/asm/thread_info.h
index 7f33f167711..e4a0aad69cb 100644
--- a/arch/hexagon/include/asm/thread_info.h
+++ b/arch/hexagon/include/asm/thread_info.h
@@ -120,7 +120,6 @@ register struct thread_info *__current_thread_info asm(QUOTED_THREADINFO_REG);
 #define TIF_SIGPENDING          2       /* signal pending */
 #define TIF_NEED_RESCHED        3       /* rescheduling necessary */
 #define TIF_SINGLESTEP          4       /* restore ss @ return to usr mode */
-#define TIF_IRET                5       /* return with iret */
 #define TIF_RESTORE_SIGMASK     6       /* restore sig mask in do_signal() */
 /* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE              17      /* OOM killer killed process */
@@ -130,7 +129,6 @@ register struct thread_info *__current_thread_info asm(QUOTED_THREADINFO_REG);
 #define _TIF_SIGPENDING         (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1 << TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP         (1 << TIF_SINGLESTEP)
-#define _TIF_IRET               (1 << TIF_IRET)
 
 /* work to do on interrupt/exception return - All but TIF_SYSCALL_TRACE */
 #define _TIF_WORK_MASK          (0x0000FFFF & ~_TIF_SYSCALL_TRACE)
diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h
index 763e8aec5ea..aad1c3a913d 100644
--- a/arch/m32r/include/asm/thread_info.h
+++ b/arch/m32r/include/asm/thread_info.h
@@ -119,7 +119,6 @@ static inline unsigned int get_thread_fault_code(void)
 #define TIF_SIGPENDING          1       /* signal pending */
 #define TIF_NEED_RESCHED        2       /* rescheduling necessary */
 #define TIF_SINGLESTEP          3       /* restore singlestep on return to user mode */
-#define TIF_IRET                4       /* return with iret */
 #define TIF_NOTIFY_RESUME       5       /* callback before returning to user */
 #define TIF_RESTORE_SIGMASK     8       /* restore signal mask in do_signal() */
 #define TIF_USEDFPU             16      /* FPU was used by this task this quantum (SMP) */
@@ -129,7 +128,6 @@ static inline unsigned int get_thread_fault_code(void)
 #define _TIF_SIGPENDING         (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP         (1<<TIF_SINGLESTEP)
-#define _TIF_IRET               (1<<TIF_IRET)
 #define _TIF_NOTIFY_RESUME      (1<<TIF_NOTIFY_RESUME)
 #define _TIF_USEDFPU            (1<<TIF_USEDFPU)
 
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index d0f60b97bbc..c5101911b49 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -366,6 +366,4 @@ void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags)
                 clear_thread_flag(TIF_NOTIFY_RESUME);
                 tracehook_notify_resume(regs);
         }
-
-        clear_thread_flag(TIF_IRET);
 }
diff --git a/arch/microblaze/include/asm/thread_info.h b/arch/microblaze/include/asm/thread_info.h
index a2565347a39..008f30433d2 100644
--- a/arch/microblaze/include/asm/thread_info.h
+++ b/arch/microblaze/include/asm/thread_info.h
@@ -121,7 +121,6 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_NEED_RESCHED        3 /* rescheduling necessary */
 /* restore singlestep on return to user mode */
 #define TIF_SINGLESTEP          4
-#define TIF_IRET                5 /* return with iret */
 #define TIF_MEMDIE              6       /* is terminating due to OOM killer */
 #define TIF_SYSCALL_AUDIT       9       /* syscall auditing active */
 #define TIF_SECCOMP             10      /* secure computing */
@@ -134,7 +133,6 @@ static inline struct thread_info *current_thread_info(void)
 #define _TIF_SIGPENDING         (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1 << TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP         (1 << TIF_SINGLESTEP)
-#define _TIF_IRET               (1 << TIF_IRET)
 #define _TIF_POLLING_NRFLAG     (1 << TIF_POLLING_NRFLAG)
 #define _TIF_SYSCALL_AUDIT      (1 << TIF_SYSCALL_AUDIT)
 #define _TIF_SECCOMP            (1 << TIF_SECCOMP)
diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h
index 214be732b2b..9481004ac11 100644
--- a/arch/xtensa/include/asm/thread_info.h
+++ b/arch/xtensa/include/asm/thread_info.h
@@ -128,7 +128,6 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_SIGPENDING          1       /* signal pending */
 #define TIF_NEED_RESCHED        2       /* rescheduling necessary */
 #define TIF_SINGLESTEP          3       /* restore singlestep on return to user mode */
-#define TIF_IRET                4       /* return with iret */
 #define TIF_MEMDIE              5       /* is terminating due to OOM killer */
 #define TIF_RESTORE_SIGMASK     6       /* restore signal mask in do_signal() */
 #define TIF_NOTIFY_RESUME       7       /* callback before returning to user */
@@ -137,7 +136,6 @@ static inline struct thread_info *current_thread_info(void)
 #define _TIF_SIGPENDING         (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP         (1<<TIF_SINGLESTEP)
-#define _TIF_IRET               (1<<TIF_IRET)
 
 #define _TIF_WORK_MASK          0x0000FFFE      /* work to do on interrupt/exception return */
 #define _TIF_ALLWORK_MASK       0x0000FFFF      /* work to do on any return to u-space */