mn10300: invoke oom-killer from page fault
authorNick Piggin <npiggin@suse.de>
Fri, 4 Jun 2010 21:14:51 +0000 (14:14 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 4 Jun 2010 22:21:44 +0000 (15:21 -0700)
As explained in commit 1c0fe6e3bd ("mm: invoke oom-killer from page
fault") , we want to call the architecture independent oom killer when
getting an unexplained OOM from handle_mm_fault, rather than simply
killing current.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: David Rientjes <rientjes@google.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/mn10300/mm/fault.c

index 53bb17d..81f153f 100644 (file)
@@ -338,11 +338,10 @@ no_context:
  */
 out_of_memory:
        up_read(&mm->mmap_sem);
-       monitor_signal(regs);
-       printk(KERN_ALERT "VM: killing process %s\n", tsk->comm);
-       if ((fault_code & MMUFCR_xFC_ACCESS) == MMUFCR_xFC_ACCESS_USR)
-               do_exit(SIGKILL);
-       goto no_context;
+       if ((fault_code & MMUFCR_xFC_ACCESS) != MMUFCR_xFC_ACCESS_USR)
+               goto no_context;
+       pagefault_out_of_memory();
+       return;
 
 do_sigbus:
        up_read(&mm->mmap_sem);