consolidate kernel-side struct sigaction declarations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/alpha/include/asm/signal.h b/arch/alpha/include/asm/signal.h
index 8c06bd1..963f049 100644
--- a/arch/alpha/include/asm/signal.h
+++ b/arch/alpha/include/asm/signal.h
@@ -22,12 +22,6 @@
int sa_flags;
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
#define __ARCH_HAS_KA_RESTORER
#include <asm/sigcontext.h>
#endif
diff --git a/arch/arm/include/asm/signal.h b/arch/arm/include/asm/signal.h
index 5805702..a5076b9 100644
--- a/arch/arm/include/asm/signal.h
+++ b/arch/arm/include/asm/signal.h
@@ -23,12 +23,7 @@
__sigrestore_t sa_restorer;
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
#endif
diff --git a/arch/avr32/include/asm/signal.h b/arch/avr32/include/asm/signal.h
index c8858f0..d875eb6 100644
--- a/arch/avr32/include/asm/signal.h
+++ b/arch/avr32/include/asm/signal.h
@@ -23,12 +23,7 @@
unsigned long sig[_NSIG_WORDS];
} sigset_t;
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
#undef __HAVE_ARCH_SIG_BITOPS
diff --git a/arch/cris/include/asm/signal.h b/arch/cris/include/asm/signal.h
index b0cd904..b3650ab 100644
--- a/arch/cris/include/asm/signal.h
+++ b/arch/cris/include/asm/signal.h
@@ -23,12 +23,7 @@
void (*sa_restorer)(void);
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- void (*sa_restorer)(void);
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
diff --git a/arch/h8300/include/asm/signal.h b/arch/h8300/include/asm/signal.h
index c05f937..9b18a09 100644
--- a/arch/h8300/include/asm/signal.h
+++ b/arch/h8300/include/asm/signal.h
@@ -23,12 +23,7 @@
void (*sa_restorer)(void);
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- void (*sa_restorer)(void);
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
#undef __HAVE_ARCH_SIG_BITOPS
diff --git a/arch/ia64/include/asm/signal.h b/arch/ia64/include/asm/signal.h
index a0d5f00..c62afa4 100644
--- a/arch/ia64/include/asm/signal.h
+++ b/arch/ia64/include/asm/signal.h
@@ -26,12 +26,6 @@
unsigned long sig[_NSIG_WORDS];
} sigset_t;
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
# include <asm/sigcontext.h>
# endif /* !__ASSEMBLY__ */
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index bfbb109..c827049 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -47,7 +47,6 @@
int prot, int flags,
int fd, long pgoff);
struct pt_regs;
-struct sigaction;
asmlinkage long sys_ia64_pipe(void);
/*
diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h
index 4699405..ed3ded6 100644
--- a/arch/m32r/include/asm/signal.h
+++ b/arch/m32r/include/asm/signal.h
@@ -16,13 +16,7 @@
unsigned long sig[_NSIG_WORDS];
} sigset_t;
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
#undef __HAVE_ARCH_SIG_BITOPS
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h
index 1edd5f3..c7b4fb1 100644
--- a/arch/m68k/include/asm/signal.h
+++ b/arch/m68k/include/asm/signal.h
@@ -23,12 +23,7 @@
__sigrestore_t sa_restorer;
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
diff --git a/arch/mips/include/asm/signal.h b/arch/mips/include/asm/signal.h
index cf4a080..197f636 100644
--- a/arch/mips/include/asm/signal.h
+++ b/arch/mips/include/asm/signal.h
@@ -21,4 +21,6 @@
#include <asm/sigcontext.h>
#include <asm/siginfo.h>
+#define __ARCH_HAS_ODD_SIGACTION
+
#endif /* _ASM_SIGNAL_H */
diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h
index 3c85fa0..6783c88 100644
--- a/arch/mips/include/uapi/asm/signal.h
+++ b/arch/mips/include/uapi/asm/signal.h
@@ -96,11 +96,13 @@
#include <asm-generic/signal-defs.h>
+#ifndef __KERNEL__
struct sigaction {
unsigned int sa_flags;
__sighandler_t sa_handler;
sigset_t sa_mask;
};
+#endif
/* IRIX compatible stack_t */
typedef struct sigaltstack {
diff --git a/arch/mn10300/include/asm/signal.h b/arch/mn10300/include/asm/signal.h
index d6f0654..288ade5 100644
--- a/arch/mn10300/include/asm/signal.h
+++ b/arch/mn10300/include/asm/signal.h
@@ -33,12 +33,7 @@
__sigrestore_t sa_restorer;
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
diff --git a/arch/parisc/include/asm/signal.h b/arch/parisc/include/asm/signal.h
index e42e05d..c8e4ec5 100644
--- a/arch/parisc/include/asm/signal.h
+++ b/arch/parisc/include/asm/signal.h
@@ -24,11 +24,13 @@
unsigned long sig[_NSIG_WORDS];
} sigset_t;
+#ifndef __KERNEL__
struct sigaction {
__sighandler_t sa_handler;
unsigned long sa_flags;
sigset_t sa_mask; /* mask last for extensibility */
};
+#endif
#include <asm/sigcontext.h>
diff --git a/arch/powerpc/include/asm/signal.h b/arch/powerpc/include/asm/signal.h
index a101637..fbe66c4 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 5c51659..2193653 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 a1a6246..6defdd6 100644
--- a/arch/powerpc/include/uapi/asm/signal.h
+++ b/arch/powerpc/include/uapi/asm/signal.h
@@ -97,12 +97,14 @@
__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;
diff --git a/arch/s390/include/asm/signal.h b/arch/s390/include/asm/signal.h
index 8985359..d26e30e 100644
--- a/arch/s390/include/asm/signal.h
+++ b/arch/s390/include/asm/signal.h
@@ -28,11 +28,5 @@
void (*sa_restorer)(void);
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- void (*sa_restorer)(void);
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
+#define __ARCH_HAS_SA_RESTORER
#endif
diff --git a/arch/sparc/include/asm/signal.h b/arch/sparc/include/asm/signal.h
index e188185..c33ce3f 100644
--- a/arch/sparc/include/asm/signal.h
+++ b/arch/sparc/include/asm/signal.h
@@ -22,6 +22,7 @@
#define SA_STATIC_ALLOC 0x8000
#define __ARCH_HAS_KA_RESTORER
+#define __ARCH_HAS_SA_RESTORER
#endif /* !(__ASSEMBLY__) */
#endif /* !(__SPARC_SIGNAL_H) */
diff --git a/arch/sparc/include/uapi/asm/signal.h b/arch/sparc/include/uapi/asm/signal.h
index c4ffd6c..284836f 100644
--- a/arch/sparc/include/uapi/asm/signal.h
+++ b/arch/sparc/include/uapi/asm/signal.h
@@ -153,12 +153,14 @@
#include <asm-generic/signal-defs.h>
+#ifndef __KERNEL__
struct __new_sigaction {
__sighandler_t sa_handler;
unsigned long sa_flags;
__sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */
__new_sigset_t sa_mask;
};
+#endif
struct __old_sigaction {
__sighandler_t sa_handler;
diff --git a/arch/sparc/kernel/systbls.h b/arch/sparc/kernel/systbls.h
index 118759c..1dd89db 100644
--- a/arch/sparc/kernel/systbls.h
+++ b/arch/sparc/kernel/systbls.h
@@ -3,8 +3,8 @@
#include <linux/kernel.h>
#include <linux/types.h>
+#include <linux/signal.h>
#include <asm/utrap.h>
-#include <asm/signal.h>
extern asmlinkage unsigned long sys_getpagesize(void);
extern asmlinkage long sparc_pipe(struct pt_regs *regs);
diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h
index e7cf500..9bda822 100644
--- a/arch/x86/include/asm/signal.h
+++ b/arch/x86/include/asm/signal.h
@@ -31,6 +31,9 @@
#include <uapi/asm/signal.h>
#ifndef __ASSEMBLY__
extern void do_notify_resume(struct pt_regs *, void *, __u32);
+
+#define __ARCH_HAS_SA_RESTORER
+
#ifdef __i386__
struct old_sigaction {
__sighandler_t sa_handler;
@@ -39,13 +42,6 @@
__sigrestore_t sa_restorer;
};
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
#endif /* !__i386__ */
#include <asm/sigcontext.h>
diff --git a/arch/x86/include/uapi/asm/signal.h b/arch/x86/include/uapi/asm/signal.h
index e52443f..8264f47 100644
--- a/arch/x86/include/uapi/asm/signal.h
+++ b/arch/x86/include/uapi/asm/signal.h
@@ -95,9 +95,9 @@
#ifndef __ASSEMBLY__
-#ifdef __i386__
# ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers. */
+#ifdef __i386__
struct sigaction {
union {
@@ -112,7 +112,6 @@
#define sa_handler _u._sa_handler
#define sa_sigaction _u._sa_sigaction
-# endif /* ! __KERNEL__ */
#else /* __i386__ */
struct sigaction {
@@ -123,6 +122,7 @@
};
#endif /* !__i386__ */
+# endif /* ! __KERNEL__ */
typedef struct sigaltstack {
void __user *ss_sp;
diff --git a/arch/xtensa/include/asm/signal.h b/arch/xtensa/include/asm/signal.h
index fd63b8f..de169b4 100644
--- a/arch/xtensa/include/asm/signal.h
+++ b/arch/xtensa/include/asm/signal.h
@@ -15,12 +15,7 @@
#include <uapi/asm/signal.h>
#ifndef __ASSEMBLY__
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- void (*sa_restorer)(void);
- sigset_t sa_mask; /* mask last for extensibility */
-};
+#define __ARCH_HAS_SA_RESTORER
#include <asm/sigcontext.h>
diff --git a/include/linux/signal.h b/include/linux/signal.h
index 01451a1..0b6878e 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -249,6 +249,20 @@
extern int show_unhandled_signals;
extern int sigsuspend(sigset_t *);
+struct sigaction {
+#ifndef __ARCH_HAS_ODD_SIGACTION
+ __sighandler_t sa_handler;
+ unsigned long sa_flags;
+#else
+ unsigned long sa_flags;
+ __sighandler_t sa_handler;
+#endif
+#ifdef __ARCH_HAS_SA_RESTORER
+ __sigrestore_t sa_restorer;
+#endif
+ sigset_t sa_mask; /* mask last for extensibility */
+};
+
struct k_sigaction {
struct sigaction sa;
#ifdef __ARCH_HAS_KA_RESTORER
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index d2dd2f6..1c4938b 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -68,11 +68,11 @@
#include <linux/types.h>
#include <linux/aio_abi.h>
#include <linux/capability.h>
+#include <linux/signal.h>
#include <linux/list.h>
#include <linux/bug.h>
#include <linux/sem.h>
#include <asm/siginfo.h>
-#include <asm/signal.h>
#include <linux/unistd.h>
#include <linux/quota.h>
#include <linux/key.h>
diff --git a/include/uapi/asm-generic/signal.h b/include/uapi/asm-generic/signal.h
index 21e59f3..9df61f1 100644
--- a/include/uapi/asm-generic/signal.h
+++ b/include/uapi/asm-generic/signal.h
@@ -93,6 +93,11 @@
#include <asm-generic/signal-defs.h>
+#ifdef SA_RESTORER
+#define __ARCH_HAS_SA_RESTORER
+#endif
+
+#ifndef __KERNEL__
struct sigaction {
__sighandler_t sa_handler;
unsigned long sa_flags;
@@ -101,6 +106,7 @@
#endif
sigset_t sa_mask; /* mask last for extensibility */
};
+#endif
typedef struct sigaltstack {
void __user *ss_sp;