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>

diff --git a/arch/hexagon/include/asm/thread_info.h b/arch/hexagon/include/asm/thread_info.h
index 7f33f167711909b2936926e6e563547a34f73589..e4a0aad69cbbb0164bbe3cbbb007aade36c31df7 100644 (file)
--- 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 763e8aec5ea572e5d3790b818b0e958961f439e8..aad1c3a913d9fc030bbcd21f6a6ebc46753428e1 100644 (file)
--- 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 f3fb2c029cfcab061fbbfb5697273067e57c38e8..0a3781b3b5b0c88c74b58f67b91244a3bf78f04c 100644 (file)
--- 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 a2565347a39d61cab11780a58993be22240febad..008f30433d22f606f6b6d15f2d644fa5d88c1dd2 100644 (file)
--- 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 214be732b2b27e2d602ec855095e90f59255ec50..9481004ac119e04ef8f6a80921561de071b445a1 100644 (file)
--- 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 */