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Subject: Re: [PATCH v2 02/11] mm: add pmd_mkclean()
To: Ross Zwisler <ross.zwisler@linux.intel.com>, linux-kernel@vger.kernel.org
References: <1447459610-14259-1-git-send-email-ross.zwisler@linux.intel.com>
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Cc: "H. Peter Anvin" <hpa@zytor.com>, "J. Bruce Fields" <bfields@fieldses.org>,
        "Theodore Ts'o" <tytso@mit.edu>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
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From: Dave Hansen <dave.hansen@intel.com>
Message-ID: <56468838.6010506@intel.com>
Date: Fri, 13 Nov 2015 17:02:48 -0800
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On 11/13/2015 04:06 PM, Ross Zwisler wrote:
> +static inline pmd_t pmd_mkclean(pmd_t pmd)
> +{
> +	return pmd_clear_flags(pmd, _PAGE_DIRTY | _PAGE_SOFT_DIRTY);
> +}

pte_mkclean() doesn't clear _PAGE_SOFT_DIRTY.  What the thought behind
doing it here?