diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/compat.h | 4 | ||||
-rw-r--r-- | include/uapi/asm-generic/siginfo.h | 17 | ||||
-rw-r--r-- | include/uapi/asm-generic/signal.h | 27 | ||||
-rw-r--r-- | include/uapi/asm-generic/unistd.h | 6 |
4 files changed, 45 insertions, 9 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h index ab25814690bc..d11c5567ff4a 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -24,6 +24,10 @@ #define COMPAT_USE_64BIT_TIME 0 #endif +#ifndef COMPAT_USE_NATIVE_SIGINFO +#define COMPAT_USE_NATIVE_SIGINFO 0 +#endif + #ifndef __SC_DELOUSE #define __SC_DELOUSE(t,v) ((t)(unsigned long)(v)) #endif diff --git a/include/uapi/asm-generic/siginfo.h b/include/uapi/asm-generic/siginfo.h index 1e3552037a5a..e109ee086afc 100644 --- a/include/uapi/asm-generic/siginfo.h +++ b/include/uapi/asm-generic/siginfo.h @@ -4,9 +4,17 @@ #include <linux/compiler.h> #include <linux/types.h> +#ifndef __SIGINFO_VOIDPTR +#define __SIGINFO_VOIDPTR(field) void __user *field +#endif + +#ifndef __SIGINFO_BAND +#define __SIGINFO_BAND(field) __ARCH_SI_BAND_T field +#endif + typedef union sigval { int sival_int; - void __user *sival_ptr; + __SIGINFO_VOIDPTR(sival_ptr); } sigval_t; /* @@ -86,7 +94,7 @@ typedef struct siginfo { /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ struct { - void __user *_addr; /* faulting insn/memory ref. */ + __SIGINFO_VOIDPTR(_addr); /* faulting insn/memory ref. */ #ifdef __ARCH_SI_TRAPNO int _trapno; /* TRAP # which caused the signal */ #endif @@ -99,13 +107,13 @@ typedef struct siginfo { /* SIGPOLL */ struct { - __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */ + __SIGINFO_BAND(_band); /* POLL_IN, POLL_OUT, POLL_MSG */ int _fd; } _sigpoll; /* SIGSYS */ struct { - void __user *_call_addr; /* calling user insn */ + __SIGINFO_VOIDPTR(_call_addr); /* calling user insn */ int _syscall; /* triggering system call number */ unsigned int _arch; /* AUDIT_ARCH_* of syscall */ } _sigsys; @@ -290,6 +298,7 @@ typedef struct sigevent { int _pad[SIGEV_PAD_SIZE]; int _tid; + /* Note these two are handled only in userspace */ struct { void (*_function)(sigval_t); void *_attribute; /* really pthread_attr_t */ diff --git a/include/uapi/asm-generic/signal.h b/include/uapi/asm-generic/signal.h index 9df61f1edb0f..c4ce2387fe9b 100644 --- a/include/uapi/asm-generic/signal.h +++ b/include/uapi/asm-generic/signal.h @@ -4,7 +4,9 @@ #include <linux/types.h> #define _NSIG 64 +#ifndef _NSIG_BPW #define _NSIG_BPW __BITS_PER_LONG +#endif #define _NSIG_WORDS (_NSIG / _NSIG_BPW) #define SIGHUP 1 @@ -83,9 +85,13 @@ #define MINSIGSTKSZ 2048 #define SIGSTKSZ 8192 +#ifndef __SIGSET_INNER_TYPE +#define __SIGSET_INNER_TYPE unsigned long +#endif + #ifndef __ASSEMBLY__ typedef struct { - unsigned long sig[_NSIG_WORDS]; + __SIGSET_INNER_TYPE sig[_NSIG_WORDS]; } sigset_t; /* not actually used, but required for linux/syscalls.h */ @@ -98,11 +104,24 @@ typedef unsigned long old_sigset_t; #endif #ifndef __KERNEL__ + +#ifndef __SIGACTION_HANDLER +#define __SIGACTION_HANDLER(field) __sighandler_t field +#endif + +#ifndef __SIGACTION_FLAGS +#define __SIGACTION_FLAGS(field) unsigned long field +#endif + +#ifndef __SIGACTION_RESTORER +#define __SIGACTION_RESTORER(field) __sigrestore_t field +#endif + struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; + __SIGACTION_HANDLER(sa_handler); + __SIGACTION_FLAGS(sa_flags); #ifdef SA_RESTORER - __sigrestore_t sa_restorer; + __SIGACTION_RESTORER(sa_restorer); #endif sigset_t sa_mask; /* mask last for extensibility */ }; diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index e016bd9b1a04..d0fe88f68acf 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -885,8 +885,12 @@ __SYSCALL(__NR_fork, sys_ni_syscall) * they take different names. * Here we map the numbers so that both versions * use the same syscall table layout. + * For 32bit abis where 64bit can be passed via one + * register, use the same naming as the 64bit ones + * as they will only have a 64 bit off_t. */ -#if __BITS_PER_LONG == 64 && !defined(__SYSCALL_COMPAT) +#if (__BITS_PER_LONG == 64 && !defined(__SYSCALL_COMPAT)) || \ + defined(__ARCH_WANT_64BIT_SYSCALLS) #define __NR_fcntl __NR3264_fcntl #define __NR_statfs __NR3264_statfs #define __NR_fstatfs __NR3264_fstatfs |