consolidate declarations of k_sigaction

Only alpha and sparc are unusual - they have ka_restorer in it.
And nobody needs that exposed to userland.

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

1 files changed, 0 insertions, 4 deletions

diff --git a/arch/powerpc/include/uapi/asm/signal.h b/arch/powerpc/include/uapi/asm/signal.h
index e079fb39d5bc..a1a624699292 100644
--- a/arch/powerpc/include/uapi/asm/signal.h
+++ b/arch/powerpc/include/uapi/asm/signal.h
@@ -104,10 +104,6 @@ struct sigaction {
         sigset_t sa_mask;               /* mask last for extensibility */
 };
 
-struct k_sigaction {
-        struct sigaction sa;
-};
-
 typedef struct sigaltstack {
         void __user *ss_sp;
         int ss_flags;