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From: Baoquan He <bhe@redhat.com>
To: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: akpm@linux-foundation.org, kasong@tencent.com,
	hannes@cmpxchg.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/4] mm: swap: remove stale comment stale comment in cluster_alloc_swap_entry()
Date: Fri, 30 May 2025 13:24:07 +0800	[thread overview]
Message-ID: <aDlA97iV4uUaGHZv@MiWiFi-R3L-srv> (raw)
In-Reply-To: <20250522122554.12209-5-shikemeng@huaweicloud.com>

On 05/22/25 at 08:25pm, Kemeng Shi wrote:
> As cluster_next_cpu was already dropped, the associated comment is stale
> now.
> 
> Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
> ---
>  mm/swapfile.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)

Reviewed-by: Baoquan He <bhe@redhat.com>

> 
> diff --git a/mm/swapfile.c b/mm/swapfile.c
> index 63ab9f14b2c6..8525515fb06c 100644
> --- a/mm/swapfile.c
> +++ b/mm/swapfile.c
> @@ -956,9 +956,8 @@ static unsigned long cluster_alloc_swap_entry(struct swap_info_struct *si, int o
>  	}
>  
>  	/*
> -	 * We don't have free cluster but have some clusters in
> -	 * discarding, do discard now and reclaim them, then
> -	 * reread cluster_next_cpu since we dropped si->lock
> +	 * We don't have free cluster but have some clusters in discarding,
> +	 * do discard now and reclaim them.
>  	 */
>  	if ((si->flags & SWP_PAGE_DISCARD) && swap_do_scheduled_discard(si))
>  		goto new_cluster;
> -- 
> 2.30.0
> 



  parent reply	other threads:[~2025-05-30  5:24 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-22 12:25 [PATCH 0/4] Some randome fixes and cleanups to swapfile Kemeng Shi
2025-05-22 12:25 ` [PATCH 1/4] mm: swap: move nr_swap_pages counter decrement from folio_alloc_swap() to swap_range_alloc() Kemeng Shi
2025-05-22  3:55   ` Kairui Song
2025-05-30  1:31   ` Baoquan He
2025-05-22 12:25 ` [PATCH 2/4] mm: swap: correctly use maxpages in swapon syscall to avoid potensial deadloop Kemeng Shi
2025-05-25 17:08   ` Kairui Song
2025-06-11  7:54     ` Kemeng Shi
2025-07-17 23:21       ` Andrew Morton
2025-07-18  6:12         ` Kemeng Shi
2025-05-30  2:50   ` Baoquan He
2025-06-11  8:27     ` Kemeng Shi
2025-05-22 12:25 ` [PATCH 3/4] mm: swap: fix potensial buffer overflow in setup_clusters() Kemeng Shi
2025-05-25 18:44   ` Kairui Song
2025-05-30  2:55     ` Baoquan He
2025-06-11  8:27     ` Kemeng Shi
2025-05-30  2:56   ` Baoquan He
2025-05-22 12:25 ` [PATCH 4/4] mm: swap: remove stale comment stale comment in cluster_alloc_swap_entry() Kemeng Shi
2025-05-25 17:05   ` Kairui Song
2025-05-30  5:24   ` Baoquan He [this message]
2025-05-22 21:41 ` [PATCH 0/4] Some randome fixes and cleanups to swapfile Andrew Morton

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