Re: [PATCH 3/3] s390/mm: fix mis-accounting of pgtable_bytes

[Heiko Carstens]

On Tue, Nov 27, 2018 at 03:47:13AM -0800, Guenter Roeck wrote:
> >E.g. something like the below. If there aren't any objections, I will
> >provide a proper patch with changelog, etc.
> >
> >diff --git a/kernel/fork.c b/kernel/fork.c
> >index 07cddff89c7b..d7aeec03c57f 100644
> >--- a/kernel/fork.c
> >+++ b/kernel/fork.c
> >@@ -647,8 +647,8 @@ static void check_mm(struct mm_struct *mm)
> >  	}
> >  	if (mm_pgtables_bytes(mm))
> >-		pr_alert("BUG: non-zero pgtables_bytes on freeing mm: %ld\n",
> >-				mm_pgtables_bytes(mm));
> >+		printk_once(KERN_ALERT "BUG: non-zero pgtables_bytes on freeing mm: %ld\n",
> >+			    mm_pgtables_bytes(mm));
> 
> pr_alert_once ?

Already changed and posted:

https://lore.kernel.org/lkml/20181127083603.39041-1-heiko.carstens@xxxxxxxxxx/