Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <99e8bc0c-0e17-c808-34d9-5ad6015a35ff@arm.com>
Date:   Tue, 13 Sep 2022 13:45:56 +0530
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.11.0
Subject: Re: [PATCH 04/16] mm/page_alloc: remove obsolete comment in
 zone_statistics()
Content-Language: en-US
To:     Miaohe Lin <linmiaohe@huawei.com>, akpm@linux-foundation.org
Cc:     david@redhat.com, osalvador@suse.de, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org
References: <20220909092451.24883-1-linmiaohe@huawei.com>
 <20220909092451.24883-5-linmiaohe@huawei.com>
From:   Anshuman Khandual <anshuman.khandual@arm.com>
In-Reply-To: <20220909092451.24883-5-linmiaohe@huawei.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk


On 9/9/22 14:54, Miaohe Lin wrote:
> Since commit 43c95bcc51e4 ("mm/page_alloc: reduce duration that IRQs
> are disabled for VM counters"), zone_statistics() is not called with
> interrupts disabled. Update the corresponding comment.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>

Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>

> ---
>  mm/page_alloc.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index 2deac2fe3372..c81f06d8a4f5 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -3671,8 +3671,6 @@ void __putback_isolated_page(struct page *page, unsigned int order, int mt)
>  
>  /*
>   * Update NUMA hit/miss statistics
> - *
> - * Must be called with interrupts disabled.
>   */
>  static inline void zone_statistics(struct zone *preferred_zone, struct zone *z,
>  				   long nr_account)