consolidate kernel-side struct sigaction declarations

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

3 files changed, 3 insertions, 1 deletions

diff --git a/arch/powerpc/include/asm/signal.h b/arch/powerpc/include/asm/signal.h
index a101637725a2..fbe66c463891 100644
--- a/arch/powerpc/include/asm/signal.h
+++ b/arch/powerpc/include/asm/signal.h
@@ -1,6 +1,7 @@
 #ifndef _ASM_POWERPC_SIGNAL_H
 #define _ASM_POWERPC_SIGNAL_H
 
+#define __ARCH_HAS_SA_RESTORER
 #include <uapi/asm/signal.h>
 
 #endif /* _ASM_POWERPC_SIGNAL_H */
diff --git a/arch/powerpc/include/asm/syscalls.h b/arch/powerpc/include/asm/syscalls.h
index 5c51659e61d5..21936530df08 100644
--- a/arch/powerpc/include/asm/syscalls.h
+++ b/arch/powerpc/include/asm/syscalls.h
@@ -9,7 +9,6 @@
 
 struct pt_regs;
 struct rtas_args;
-struct sigaction;
 
 asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len,
                 unsigned long prot, unsigned long flags,
diff --git a/arch/powerpc/include/uapi/asm/signal.h b/arch/powerpc/include/uapi/asm/signal.h
index a1a624699292..6defdd65594e 100644
--- a/arch/powerpc/include/uapi/asm/signal.h
+++ b/arch/powerpc/include/uapi/asm/signal.h
@@ -97,12 +97,14 @@ struct old_sigaction {
         __sigrestore_t sa_restorer;
 };
 
+#ifndef __KERNEL__
 struct sigaction {
         __sighandler_t sa_handler;
         unsigned long sa_flags;
         __sigrestore_t sa_restorer;
         sigset_t sa_mask;               /* mask last for extensibility */
 };
+#endif
 
 typedef struct sigaltstack {
         void __user *ss_sp;