[PATCH 10/22] signal: Remove unnecessary ifdefs now that there is only one struct siginfo

[Eric W. Biederman]

Remove HAVE_ARCH_SIGINFO_T
Remove __ARCH_SIGSYS

Signed-off-by: "Eric W. Biederman" <ebied...@xmission.com>
---
 include/linux/signal.h             | 2 --
 include/uapi/asm-generic/siginfo.h | 8 --------
 kernel/signal.c                    | 4 ----
 3 files changed, 14 deletions(-)

diff --git a/include/linux/signal.h b/include/linux/signal.h
index 87abf0c29ed7..a9bc7e1b077e 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -30,9 +30,7 @@ enum siginfo_layout {
        SIL_FAULT,
        SIL_CHLD,
        SIL_RT,
-#ifdef __ARCH_SIGSYS
        SIL_SYS,
-#endif
 };
 
 enum siginfo_layout siginfo_layout(int sig, int si_code);
diff --git a/include/uapi/asm-generic/siginfo.h 
b/include/uapi/asm-generic/siginfo.h
index 00829f74dcb6..a650d252de0a 100644
--- a/include/uapi/asm-generic/siginfo.h
+++ b/include/uapi/asm-generic/siginfo.h
@@ -44,8 +44,6 @@ typedef union sigval {
 #define __ARCH_SI_ATTRIBUTES
 #endif
 
-#ifndef HAVE_ARCH_SIGINFO_T
-
 typedef struct siginfo {
        int si_signo;
 #ifndef __ARCH_HAS_SWAPPED_SIGINFO
@@ -128,10 +126,6 @@ typedef struct siginfo {
        } _sifields;
 } __ARCH_SI_ATTRIBUTES siginfo_t;
 
-/* If the arch shares siginfo, then it has SIGSYS. */
-#define __ARCH_SIGSYS
-#endif
-
 /*
  * How these fields are to be accessed.
  */
@@ -156,11 +150,9 @@ typedef struct siginfo {
 #define si_pkey                _sifields._sigfault._pkey
 #define si_band                _sifields._sigpoll._band
 #define si_fd          _sifields._sigpoll._fd
-#ifdef __ARCH_SIGSYS
 #define si_call_addr   _sifields._sigsys._call_addr
 #define si_syscall     _sifields._sigsys._syscall
 #define si_arch                _sifields._sigsys._arch
-#endif
 
 /*
  * si_code values
diff --git a/kernel/signal.c b/kernel/signal.c
index 62c642899290..47c87b1d0b8a 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2697,9 +2697,7 @@ enum siginfo_layout siginfo_layout(int sig, int si_code)
 #endif
                        [SIGCHLD] = { NSIGCHLD, SIL_CHLD },
                        [SIGPOLL] = { NSIGPOLL, SIL_POLL },
-#ifdef __ARCH_SIGSYS
                        [SIGSYS]  = { NSIGSYS,  SIL_SYS },
-#endif
                };
                if ((sig < ARRAY_SIZE(filter)) && (si_code <= 
filter[sig].limit))
                        layout = filter[sig].layout;
@@ -2804,13 +2802,11 @@ int copy_siginfo_to_user(siginfo_t __user *to, const 
siginfo_t *from)
                err |= __put_user(from->si_uid, &to->si_uid);
                err |= __put_user(from->si_ptr, &to->si_ptr);
                break;
-#ifdef __ARCH_SIGSYS
        case SIL_SYS:
                err |= __put_user(from->si_call_addr, &to->si_call_addr);
                err |= __put_user(from->si_syscall, &to->si_syscall);
                err |= __put_user(from->si_arch, &to->si_arch);
                break;
-#endif
        }
        return err;
 }
-- 
2.14.1