From: Matthew Wilcox <willy@linux.intel.com>
To: chenjie6@huawei.com
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
linux-fsdevel@vger.kernel.org, zhihui.gao@huawei.com,
linux-kernel@vger.kernel.org, lizefan@huawei.com,
stable@vger.kernel.org
Subject: Re: [PATCH] bugfix dax fault page should be no cache
Date: Tue, 12 Jan 2016 07:51:31 -0500 [thread overview]
Message-ID: <20160112125131.GB8945@linux.intel.com> (raw)
In-Reply-To: <1452599025-25489-1-git-send-email-chenjie6@huawei.com>
On Tue, Jan 12, 2016 at 07:43:45PM +0800, chenjie6@huawei.com wrote:
> From: chenjie <chenjie6@huawei.com>
>
> We show the pte:
> *pte=01600000159c8fd3
> The page should be no_cache attr,it will be better.
I disagree. What data do you have to show that the WC attribute would
be better than WB?
Even if we agree to that, this is the wrong place to change that
attribute, so the patch is NAKed. But you need more than "it will
be better".
next prev parent reply other threads:[~2016-01-12 12:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-12 11:43 [PATCH] bugfix dax fault page should be no cache chenjie6
2016-01-12 12:51 ` Matthew Wilcox [this message]
2016-01-13 3:47 ` Chenjie (K)
2016-01-13 16:32 ` Matthew Wilcox
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