linux-kernel - Re: mm: BUG in unmap_page

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Message-ID: <20140911143352.GA3008@redhat.com>
Date:	Thu, 11 Sep 2014 10:33:52 -0400
From:	Dave Jones <davej@...hat.com>
To:	Sasha Levin <sasha.levin@...cle.com>
Cc:	Hugh Dickins <hughd@...gle.com>, Mel Gorman <mgorman@...e.de>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Cyrill Gorcunov <gorcunov@...il.com>
Subject: Re: mm: BUG in unmap_page_range

On Thu, Sep 11, 2014 at 10:22:42AM -0400, Sasha Levin wrote:

 > > The fixed trinity may be counter-productive for now, since we think
 > > there is an understandable pte_mknuma() bug coming from that direction,
 > > but have not posted a patch for it yet.
 > 
 > I'm still seeing the bug with fixed trinity, it was a matter of adding more flags
 > to mbind.
 
What did I miss ? Anything not in the MPOL_MF_VALID mask should be -EINVAL

	Dave

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