From: Mel Gorman <mgorman@suse.de>
To: David Vrabel <david.vrabel@citrix.com>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: vmemmap_verify() BUGs during memory hotplug (4.2-rc1 regression)
Date: Mon, 27 Jul 2015 16:41:46 +0100 [thread overview]
Message-ID: <20150727154146.GP2561@suse.de> (raw)
In-Reply-To: <55B64F1D.8090807@citrix.com>
On Mon, Jul 27, 2015 at 04:32:45PM +0100, David Vrabel wrote:
> Mel,
>
> As of commit 8a942fdea560d4ac0e9d9fabcd5201ad20e0c382 (mm: meminit: make
> __early_pfn_to_nid SMP-safe and introduce meminit_pfn_in_nid)
> vmemmap_verify() will BUG_ON() during memory hotplug because of its use
> of early_pfn_to_nid(). Previously, it would have reported bogus (or
> failed to report valid) warnings.
>
Please test "mm, meminit: Allow early_pfn_to_nid to be used during
runtime"
--
Mel Gorman
SUSE Labs
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next prev parent reply other threads:[~2015-07-27 15:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 15:32 vmemmap_verify() BUGs during memory hotplug (4.2-rc1 regression) David Vrabel
2015-07-27 15:41 ` Mel Gorman [this message]
2015-07-28 17:09 ` David Vrabel
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