diff options
Diffstat (limited to 'arch/s390/include/uapi/asm/ucontext.h')
| -rw-r--r-- | arch/s390/include/uapi/asm/ucontext.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/s390/include/uapi/asm/ucontext.h b/arch/s390/include/uapi/asm/ucontext.h index 3e077b2..64a69aa 100644 --- a/arch/s390/include/uapi/asm/ucontext.h +++ b/arch/s390/include/uapi/asm/ucontext.h @@ -7,10 +7,15 @@ #ifndef _ASM_S390_UCONTEXT_H #define _ASM_S390_UCONTEXT_H -#define UC_EXTENDED 0x00000001 - -#ifndef __s390x__ +#define UC_GPRS_HIGH 1 /* uc_mcontext_ext has valid high gprs */ +#define UC_VXRS 2 /* uc_mcontext_ext has valid vector regs */ +/* + * The struct ucontext_extended describes how the registers are stored + * on a rt signal frame. Please note that the structure is not fixed, + * if new CPU registers are added to the user state the size of the + * struct ucontext_extended will increase. + */ struct ucontext_extended { unsigned long uc_flags; struct ucontext *uc_link; @@ -19,11 +24,9 @@ struct ucontext_extended { sigset_t uc_sigmask; /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ unsigned char __unused[128 - sizeof(sigset_t)]; - unsigned long uc_gprs_high[16]; + _sigregs_ext uc_mcontext_ext; }; -#endif - struct ucontext { unsigned long uc_flags; struct ucontext *uc_link; |
