void relay_signal(int sig, struct uml_pt_regs *regs) { if (!UPT_IS_USER(regs)) { if (sig == SIGBUS) printk(KERN_ERR "Bus error - the host /dev/shm or /tmp " "mount likely just ran out of space\n"); panic("Kernel mode signal %d", sig); } arch_examine_signal(sig, regs); current->thread.arch.faultinfo = *UPT_FAULTINFO(regs); force_sig(sig, current); }
void relay_signal(int sig, struct siginfo *si, struct uml_pt_regs *regs) { struct faultinfo *fi; struct siginfo clean_si; if (!UPT_IS_USER(regs)) { if (sig == SIGBUS) printk(KERN_ERR "Bus error - the host /dev/shm or /tmp " "mount likely just ran out of space\n"); panic("Kernel mode signal %d", sig); } arch_examine_signal(sig, regs); memset(&clean_si, 0, sizeof(clean_si)); clean_si.si_signo = si->si_signo; clean_si.si_errno = si->si_errno; clean_si.si_code = si->si_code; switch (sig) { case SIGILL: case SIGFPE: case SIGSEGV: case SIGBUS: case SIGTRAP: fi = UPT_FAULTINFO(regs); clean_si.si_addr = (void __user *) FAULT_ADDRESS(*fi); current->thread.arch.faultinfo = *fi; #ifdef __ARCH_SI_TRAPNO clean_si.si_trapno = si->si_trapno; #endif break; default: printk(KERN_ERR "Attempted to relay unknown signal %d (si_code = %d)\n", sig, si->si_code); } force_sig_info(sig, &clean_si, current); }