current->flags |= PF_DUMPCORE;
strncpy(dump.u_comm, current->comm, sizeof(dump.u_comm));
#ifndef __sparc__
- dump.u_ar0 = (void *)(((unsigned long)(&dump.regs)) - ((unsigned long)(&dump)));
+ dump.u_ar0 = offsetof(struct user, regs);
#endif
dump.signal = signr;
dump_thread(regs, &dump);