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XXX AVX procfs

*** 70,103 **** typedef struct ucontext ucontext_t; #else typedef struct __ucontext ucontext_t; #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */ #if !defined(_XPG4_2) || defined(__EXTENSIONS__) struct ucontext { #else struct __ucontext { #endif unsigned long uc_flags; ucontext_t *uc_link; sigset_t uc_sigmask; stack_t uc_stack; mcontext_t uc_mcontext; ! long uc_filler[5]; /* see ABI spec for Intel386 */ }; #if defined(_SYSCALL32) /* Kernel view of user ILP32 ucontext structure */ typedef struct ucontext32 { uint32_t uc_flags; caddr32_t uc_link; sigset_t uc_sigmask; stack32_t uc_stack; mcontext32_t uc_mcontext; ! int32_t uc_filler[5]; } ucontext32_t; #if defined(_KERNEL) extern void ucontext_nto32(const ucontext_t *src, ucontext32_t *dest); extern void ucontext_32ton(const ucontext32_t *src, ucontext_t *dest); --- 70,117 ---- typedef struct ucontext ucontext_t; #else typedef struct __ucontext ucontext_t; #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */ + #define XRS_ID 0x00737278 /* the string "xrs" */ + + typedef struct { + unsigned long xrs_id; + caddr_t xrs_ptr; + } xrs_t; + #if !defined(_XPG4_2) || defined(__EXTENSIONS__) struct ucontext { #else struct __ucontext { #endif unsigned long uc_flags; ucontext_t *uc_link; sigset_t uc_sigmask; stack_t uc_stack; mcontext_t uc_mcontext; ! xrs_t uc_xrs; ! long uc_filler[3]; /* see ABI spec for Intel386 */ }; #if defined(_SYSCALL32) + typedef struct { + uint32_t xrs_id; + caddr32_t xrs_ptr; + } xrs32_t; + /* Kernel view of user ILP32 ucontext structure */ typedef struct ucontext32 { uint32_t uc_flags; caddr32_t uc_link; sigset_t uc_sigmask; stack32_t uc_stack; mcontext32_t uc_mcontext; ! xrs32_t uc_xrs; ! int32_t uc_filler[3]; } ucontext32_t; #if defined(_KERNEL) extern void ucontext_nto32(const ucontext_t *src, ucontext32_t *dest); extern void ucontext_32ton(const ucontext32_t *src, ucontext_t *dest);
*** 120,129 **** --- 134,144 ---- #define UC_SIGMASK 0x01 #define UC_STACK 0x02 #define UC_CPU 0x04 #define UC_MAU 0x08 + #define UC_XREGS 0x10 #define UC_FPU UC_MAU #define UC_MCONTEXT (UC_CPU|UC_FPU) /*