HAVE_RESTORE_SIGMASK is defined on all architectures now

Everyone either defines it in arch thread_info.h or has TIF_RESTORE_SIGMASK
and picks default set_restore_sigmask() in linux/thread_info.h.  Kill the
ifdefs, slap #error in linux/thread_info.h to catch breakage when new ones
get merged.

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

1 files changed, 0 insertions, 4 deletions

diff --git a/fs/compat.c b/fs/compat.c
index 6556a9ce8a28..3adf3d4c2cd9 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1547,7 +1547,6 @@ asmlinkage long compat_sys_old_select(struct compat_sel_arg_struct __user *arg)
                                  compat_ptr(a.exp), compat_ptr(a.tvp));
 }
 
-#ifdef HAVE_SET_RESTORE_SIGMASK
 static long do_compat_pselect(int n, compat_ulong_t __user *inp,
         compat_ulong_t __user *outp, compat_ulong_t __user *exp,
         struct compat_timespec __user *tsp, compat_sigset_t __user *sigmask,
@@ -1670,11 +1669,9 @@ asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
 
         return ret;
 }
-#endif /* HAVE_SET_RESTORE_SIGMASK */
 
 #ifdef CONFIG_EPOLL
 
-#ifdef HAVE_SET_RESTORE_SIGMASK
 asmlinkage long compat_sys_epoll_pwait(int epfd,
                         struct compat_epoll_event __user *events,
                         int maxevents, int timeout,
@@ -1718,7 +1715,6 @@ asmlinkage long compat_sys_epoll_pwait(int epfd,
 
         return err;
 }
-#endif /* HAVE_SET_RESTORE_SIGMASK */
 
 #endif /* CONFIG_EPOLL */