[PATCH] __ARCH_WANT_SYS_RT_SIGACTION fix

From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>

Recent syscall stubs cleanup broke alpha, as it has its own version of
sys_rt_sigaction().  This defines __ARCH_WANT_SYS_RT_SIGACTION for all
architectures except alpha, sparc and sparc64.
Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-arm/unistd.h

@@ -466,6 +466,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-arm26/unistd.h

@@ -397,6 +397,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) {			\
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-cris/unistd.h

@@ -314,6 +314,7 @@
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-h8300/unistd.h

@@ -468,6 +468,7 @@ type name(atype a, btype b, ctype c, dtype d, etype e, ftype f)			\
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-i386/unistd.h

@@ -403,6 +403,7 @@ __syscall_return(type,__res); \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-ia64/unistd.h

@@ -275,6 +275,7 @@
 # define __ARCH_WANT_SYS_OLDUMOUNT
 # define __ARCH_WANT_SYS_SIGPENDING
 # define __ARCH_WANT_SYS_SIGPROCMASK
+# define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #if !defined(__ASSEMBLY__) && !defined(ASSEMBLER)

include/asm-m68k/unistd.h

@@ -359,6 +359,7 @@ __syscall_return(type,__res); \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-m68knommu/unistd.h

@@ -394,6 +394,7 @@ type name(atype a, btype b, ctype c, dtype d, etype e)				\
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-mips/unistd.h

@@ -1091,6 +1091,7 @@ type name (atype a,btype b,ctype c,dtype d,etype e,ftype f) \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 # ifndef __mips64
 #  define __ARCH_WANT_STAT64
 # endif

include/asm-parisc/unistd.h

@@ -899,6 +899,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 /* mmap & mmap2 take 6 arguments */

include/asm-ppc/unistd.h

@@ -402,6 +402,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 
 /*
  * Forking from kernel space will result in the child getting a new,

include/asm-ppc64/unistd.h

@@ -439,6 +439,7 @@ static inline _syscall3(int, execve, __const__ char *, file, char **, argv,
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 
 unsigned long sys_mmap(unsigned long addr, size_t len, unsigned long prot,
 		       unsigned long flags, unsigned long fd, off_t offset);

include/asm-s390/unistd.h

@@ -530,6 +530,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4,    \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 # ifndef CONFIG_ARCH_S390X
 #   define __ARCH_WANT_STAT64
 # endif

include/asm-sh/unistd.h

@@ -422,6 +422,7 @@ __syscall_return(type,__sc0); \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-um/unistd.h

@@ -34,6 +34,7 @@ extern int um_execve(const char *file, char *const argv[], char *const env[]);
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-v850/unistd.h

@@ -408,6 +408,7 @@ type name (atype a, btype b, ctype c, dtype d, etype e, ftype f)	      \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifdef __KERNEL_SYSCALLS__

include/asm-x86_64/unistd.h

@@ -591,6 +591,7 @@ do { \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGACTION
 #endif
 
 #ifndef __KERNEL_SYSCALLS__

kernel/signal.c

@@ -2477,7 +2477,7 @@ sys_sigprocmask(int how, old_sigset_t __user *set, old_sigset_t __user *oset)
 }
 #endif /* __ARCH_WANT_SYS_SIGPROCMASK */
 
-#ifndef __sparc__
+#ifdef __ARCH_WANT_SYS_RT_SIGACTION
 asmlinkage long
 sys_rt_sigaction(int sig,
 		 const struct sigaction __user *act,
@@ -2505,7 +2505,7 @@ sys_rt_sigaction(int sig,
 out:
 	return ret;
 }
-#endif /* __sparc__ */
+#endif /* __ARCH_WANT_SYS_RT_SIGACTION */
 
 #ifdef __ARCH_WANT_SYS_SGETMASK