diff options
Diffstat (limited to 'arch/ia64/kernel/sigframe.h')
-rw-r--r-- | arch/ia64/kernel/sigframe.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/ia64/kernel/sigframe.h b/arch/ia64/kernel/sigframe.h new file mode 100644 index 0000000..37b986c --- /dev/null +++ b/arch/ia64/kernel/sigframe.h @@ -0,0 +1,25 @@ +struct sigscratch { + unsigned long scratch_unat; /* ar.unat for the general registers saved in pt */ + unsigned long ar_pfs; /* for syscalls, the user-level function-state */ + struct pt_regs pt; +}; + +struct sigframe { + /* + * Place signal handler args where user-level unwinder can find them easily. + * DO NOT MOVE THESE. They are part of the IA-64 Linux ABI and there is + * user-level code that depends on their presence! + */ + unsigned long arg0; /* signum */ + unsigned long arg1; /* siginfo pointer */ + unsigned long arg2; /* sigcontext pointer */ + /* + * End of architected state. + */ + + void __user *handler; /* pointer to the plabel of the signal handler */ + struct siginfo info; + struct sigcontext sc; +}; + +extern long ia64_do_signal (sigset_t *, struct sigscratch *, long); |