From: Dan Williams <dan.j.williams@intel.com>
To: Toshi Kani <toshi.kani@hpe.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Matthew Wilcox <willy@linux.intel.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
Linux MM <linux-mm@kvack.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
"linux-nvdimm@lists.01.org" <linux-nvdimm@lists.01.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] dax: Split pmd map when fallback on COW
Date: Mon, 23 Nov 2015 12:56:53 -0800 [thread overview]
Message-ID: <CAPcyv4hafiv+EJaWGDhrV4Fe7=h=naALTwY0b=pfC2yfS7NShw@mail.gmail.com> (raw)
In-Reply-To: <1448311559.19320.2.camel@hpe.com>
On Mon, Nov 23, 2015 at 12:45 PM, Toshi Kani <toshi.kani@hpe.com> wrote:
> On Mon, 2015-11-23 at 12:45 -0800, Dan Williams wrote:
>> On Mon, Nov 23, 2015 at 12:05 PM, Toshi Kani <toshi.kani@hpe.com> wrote:
[..]
>> This is a nop if CONFIG_TRANSPARENT_HUGEPAGE=n, so I don't think it's
>> a complete fix.
>
> Well, __dax_pmd_fault() itself depends on CONFIG_TRANSPARENT_HUGEPAGE.
>
Indeed it is... I think that's wrong because transparent huge pages
rely on struct page??
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next prev parent reply other threads:[~2015-11-23 20:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-23 20:05 Toshi Kani
2015-11-23 20:45 ` Dan Williams
2015-11-23 20:45 ` Toshi Kani
2015-11-23 20:56 ` Dan Williams [this message]
2015-11-23 21:04 ` Toshi Kani
2015-11-23 22:58 ` Toshi Kani
2015-11-24 17:08 ` Dan Williams
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