From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Li Wang <liwang@redhat.com>, Guenter Roeck <linux@roeck-us.net>,
Janosch Frank <frankja@linux.vnet.ibm.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
Martin Schwidefsky <schwidefsky@de.ibm.com>
Subject: Re: [PATCH 3/3] s390/mm: fix mis-accounting of pgtable_bytes
Date: Tue, 27 Nov 2018 09:13:50 +0100 [thread overview]
Message-ID: <20181127081350.GC3625@osiris> (raw)
In-Reply-To: <20181127080515.py6naga4gsi2yad2@kshutemo-mobl1>
On Tue, Nov 27, 2018 at 11:05:15AM +0300, Kirill A. Shutemov 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));
>
> You can be the first user of pr_alert_once(). Don't miss a chance! ;)
I didn't expect that that one exists. ;) Will do.
next prev parent reply other threads:[~2018-11-27 8:13 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-15 16:42 [RFC][PATCH 0/3] pgtable bytes mis-accounting v2 Martin Schwidefsky
2018-10-15 16:42 ` [PATCH 1/3] mm: introduce mm_[p4d|pud|pmd]_folded Martin Schwidefsky
2018-10-31 9:02 ` Kirill A. Shutemov
2018-10-31 9:35 ` Martin Schwidefsky
2018-10-31 9:48 ` Kirill A. Shutemov
2018-10-15 16:42 ` [PATCH 2/3] mm: add mm_pxd_folded checks to pgtable_bytes accounting functions Martin Schwidefsky
2018-10-31 9:04 ` Kirill A. Shutemov
2018-10-15 16:42 ` [PATCH 3/3] s390/mm: fix mis-accounting of pgtable_bytes Martin Schwidefsky
2018-10-31 6:18 ` Li Wang
2018-10-31 6:31 ` Martin Schwidefsky
2018-10-31 6:43 ` Li Wang
2018-10-31 6:46 ` Martin Schwidefsky
2018-10-31 9:39 ` Martin Schwidefsky
2018-10-31 10:09 ` Heiko Carstens
2018-10-31 10:36 ` Kirill A. Shutemov
2018-11-27 7:34 ` Heiko Carstens
2018-11-27 8:05 ` Kirill A. Shutemov
2018-11-27 8:13 ` Heiko Carstens [this message]
2018-11-27 11:47 ` Guenter Roeck
2018-11-27 11:52 ` Heiko Carstens
2018-11-27 14:31 ` Martin Schwidefsky
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