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Message-ID: <20170206172731.GA17515@infradead.org>
Date:   Mon, 6 Feb 2017 09:27:31 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Matthew Wilcox <mawilcox@...rosoft.com>,
        "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        linux-xfs@...r.kernel.org, Linux MM <linux-mm@...ck.org>,
        Vlastimil Babka <vbabka@...e.cz>, Jan Kara <jack@...e.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-ext4 <linux-ext4@...r.kernel.org>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Subject: Re: [PATCH] mm: replace FAULT_FLAG_SIZE with parameter to huge_fault

On Mon, Feb 06, 2017 at 08:24:48AM -0800, Dan Williams wrote:
> > Also can be use this opportunity
> > to fold ->huge_fault into ->fault?
> 
> Hmm, yes, just need a scheme to not attempt huge_faults on pte-only handlers.

Do we need anything more than checking vma->vm_flags for VM_HUGETLB?

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