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Message-ID: <12e65c32-076a-4394-943e-7c1e9f63bcc0@intel.com>
Date: Fri, 19 Apr 2024 22:02:11 +0800
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH v1 03/18] mm/rmap: add fast-path for small folios when
 adding/removing/duplicating
To: David Hildenbrand <david@redhat.com>, <linux-kernel@vger.kernel.org>
CC: <linux-mm@kvack.org>, <linux-doc@vger.kernel.org>,
	<cgroups@vger.kernel.org>, <linux-sh@vger.kernel.org>,
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	<ryan.roberts@arm.com>, Yang Shi <shy828301@gmail.com>, Zi Yan
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	<hughd@google.com>, Yoshinori Sato <ysato@users.sourceforge.jp>, Rich Felker
	<dalias@libc.org>, John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
	Chris Zankel <chris@zankel.net>, Max Filippov <jcmvbkbc@gmail.com>, "Muchun
 Song" <muchun.song@linux.dev>, Miaohe Lin <linmiaohe@huawei.com>, "Naoya
 Horiguchi" <naoya.horiguchi@nec.com>, Richard Chang <richardycc@google.com>
References: <20240409192301.907377-1-david@redhat.com>
 <20240409192301.907377-4-david@redhat.com>
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From: "Yin, Fengwei" <fengwei.yin@intel.com>
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On 4/10/2024 3:22 AM, David Hildenbrand wrote:
> Let's add a fast-path for small folios to all relevant rmap functions.
> Note that only RMAP_LEVEL_PTE applies.
> 
> This is a preparation for tracking the mapcount of large folios in a
> single value.
> 
> Signed-off-by: David Hildenbrand <david@redhat.com>

Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>