linux-kernel - Re: Linux 5.9-rc7 / VmallocTotal wrongly reported

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Date:   Fri, 2 Oct 2020 10:52:36 -0700
From:   Roman Gushchin <guro@...com>
To:     Bastian Bittorf <bb@....de>
CC:     <linux-kernel@...r.kernel.org>, Vlastimil Babka <vbabka@...e.cz>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: Linux 5.9-rc7 / VmallocTotal wrongly reported | Patch OK

On Fri, Oct 02, 2020 at 09:01:14AM +0200, Bastian Bittorf wrote:
> On Thu, Oct 01, 2020 at 01:39:31PM -0700, Roman Gushchin wrote:
> > > # Processor type and features
> > > #
> > > # CONFIG_ZONE_DMA is not set
> > > # CONFIG_SMP is not set
> > 
> > Yes, here is the deal.
> > 
> > The SMP-version of __mod_node_page_state() converts a passed value from bytes
> > to pages, but the non-SMP doesn't.
> > 
> > Thanks!
> > 
> > --
> > 
> > From 3d0233b37340c78012b991d3570b92f91cf5ebd2 Mon Sep 17 00:00:00 2001
> > From: Roman Gushchin <guro@...com>
> > Date: Thu, 1 Oct 2020 13:07:49 -0700
> > Subject: [PATCH] mm: memcg/slab: fix slab statistics in !SMP configuration
> 
> 
> I manually applied your patch and
> this fixes to issue on my side too:

Thank you for testing!

And sorry for the hassle.

Roman