s390: switch to generic old sigsuspend

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

3 files changed, 1 insertions, 11 deletions

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 019364785d33..17ba4f3be7ec 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -144,6 +144,7 @@ config S390
         select GENERIC_COMPAT_RT_SIGQUEUEINFO
         select GENERIC_COMPAT_RT_SIGPROCMASK
         select GENERIC_COMPAT_RT_SIGPENDING
+        select OLD_SIGSUSPEND3
 
 config SCHED_OMIT_FRAME_POINTER
         def_bool y
diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h
index d56319aa1d56..ee1a8b3d0db4 100644
--- a/arch/s390/kernel/entry.h
+++ b/arch/s390/kernel/entry.h
@@ -73,7 +73,6 @@ long sys_s390_fadvise64(int fd, u32 offset_high, u32 offset_low,
 long sys_s390_fadvise64_64(struct fadvise64_64_args __user *args);
 long sys_s390_fallocate(int fd, int mode, loff_t offset, u32 len_high,
                         u32 len_low);
-long sys_sigsuspend(int history0, int history1, old_sigset_t mask);
 long sys_sigaction(int sig, const struct old_sigaction __user *act,
                    struct old_sigaction __user *oact);
 long sys_sigreturn(void);
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index fda41480b0bd..0bc5c9d1ab99 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -48,16 +48,6 @@ typedef struct
         struct ucontext uc;
 } rt_sigframe;
 
-/*
- * Atomically swap in the new signal mask, and wait for a signal.
- */
-SYSCALL_DEFINE3(sigsuspend, int, history0, int, history1, old_sigset_t, mask)
-{
-        sigset_t blocked;
-        siginitset(&blocked, mask);
-        return sigsuspend(&blocked);
-}
-
 SYSCALL_DEFINE3(sigaction, int, sig, const struct old_sigaction __user *, act,
                 struct old_sigaction __user *, oact)
 {