Re: [PATCH v2] mm/page_alloc: Fix pcp->count race between drain_pages_zone() vs __rmqueue_pcplist()

To: "Zhijian Li (Fujitsu)" <lizhijian@xxxxxxxxxxx>, "Vlastimil Babka (SUSE)" <vbabka@xxxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>
Subject: Re: [PATCH v2] mm/page_alloc: Fix pcp->count race between drain_pages_zone() vs __rmqueue_pcplist()
From: David Hildenbrand <david@xxxxxxxxxx>
Date: Mon, 22 Jul 2024 11:34:39 +0200
Cc: "akpm@xxxxxxxxxxxxxxxxxxxx" <akpm@xxxxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "Yasunori Gotou (Fujitsu)" <y-goto@xxxxxxxxxxx>, "Xingtao Yao (Fujitsu)" <yaoxt.fnst@xxxxxxxxxxx>
In-reply-to: <e33a6c42-b7be-46a0-839e-736e8f61102f@fujitsu.com>
Organization: Red Hat
References: <20240722021059.1076399-1-lizhijian@fujitsu.com> <8323327f-3386-48ba-8554-10a5a6d12a04@kernel.org> <e33a6c42-b7be-46a0-839e-736e8f61102f@fujitsu.com>
User-agent: Mozilla Thunderbird

On 22.07.24 11:15, Zhijian Li (Fujitsu) wrote:

Hi David

Thanks for you quickly reply.


Heh, Vlasimil replied but I agree with his feedback :)

--
Cheers,

David / dhildenb

References:
- [PATCH v2] mm/page_alloc: Fix pcp->count race between drain_pages_zone() vs __rmqueue_pcplist()
  - From: Li Zhijian
- Re: [PATCH v2] mm/page_alloc: Fix pcp->count race between drain_pages_zone() vs __rmqueue_pcplist()
  - From: Vlastimil Babka (SUSE)
- Re: [PATCH v2] mm/page_alloc: Fix pcp->count race between drain_pages_zone() vs __rmqueue_pcplist()
  - From: Zhijian Li (Fujitsu)