diff options
Diffstat (limited to 'include/asm-s390/siginfo.h')
| -rw-r--r-- | include/asm-s390/siginfo.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/asm-s390/siginfo.h b/include/asm-s390/siginfo.h index 1efd4e1c3..876e8baae 100644 --- a/include/asm-s390/siginfo.h +++ b/include/asm-s390/siginfo.h @@ -85,6 +85,25 @@ typedef struct siginfo { #define si_band _sifields._sigpoll._band #define si_fd _sifields._sigpoll._fd +#ifdef __KERNEL__ +#define __SI_MASK 0xffff0000 +#define __SI_KILL (0 << 16) +#define __SI_TIMER (1 << 16) +#define __SI_POLL (2 << 16) +#define __SI_FAULT (3 << 16) +#define __SI_CHLD (4 << 16) +#define __SI_RT (5 << 16) +#define __SI_CODE(T,N) ((T) << 16 | ((N) & 0xffff)) +#else +#define __SI_KILL 0 +#define __SI_TIMER 0 +#define __SI_POLL 0 +#define __SI_FAULT 0 +#define __SI_CHLD 0 +#define __SI_RT 0 +#define __SI_CODE(T,N) (N) +#endif + /* * si_code values * Digital reserves positive values for kernel-generated signals. @@ -202,4 +221,20 @@ typedef struct sigevent { #define sigev_notify_function _sigev_un._sigev_thread._function #define sigev_notify_attributes _sigev_un._sigev_thread._attribute +#ifdef __KERNEL__ +#include <linux/string.h> + +extern inline void copy_siginfo(siginfo_t *to, siginfo_t *from) +{ + if (from->si_code < 0) + memcpy(to, from, sizeof(siginfo_t)); + else + /* _sigchld is currently the largest know union member */ + memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld)); +} + +extern int copy_siginfo_to_user(siginfo_t *to, siginfo_t *from); + +#endif /* __KERNEL__ */ + #endif |