parisc: invoke oom-killer from page fault

As explained in commit 1c0fe6e3bd, we want to call the architecture independent
oom killer when getting an unexplained OOM from handle_mm_fault, rather than
simply killing current.

Cc: [e-mail]
Cc: [e-mail]
Signed-off-by: Nick Piggin <[e-mail]>
Acked-by: David Rientjes <[e-mail]>
Signed-off-by: Kyle McMartin <[e-mail]>

arch/parisc/mm/fault.c

···
 
   out_of_memory:
 	up_read(&mm->mmap_sem);
-	printk(KERN_CRIT "VM: killing process %s\n", current->comm);
-	if (user_mode(regs))
-		do_group_exit(SIGKILL);
-	goto no_context;
+	if (!user_mode(regs))
+		goto no_context;
+	pagefault_out_of_memory();
 }