From: Baoquan He <baoquan.he@linux.dev>
To: Youngjun Park <youngjun.park@lge.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Chris Li <chrisl@kernel.org>, Kairui Song <kasong@tencent.com>,
Kemeng Shi <shikemeng@huaweicloud.com>,
Nhat Pham <nphamcs@gmail.com>, Barry Song <baohua@kernel.org>,
her0gyugyu@gmail.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 1/2] mm/swap: fix stale comment on swap_info_struct::cluster_info
Date: Fri, 7 Aug 2026 17:49:09 +0800 [thread overview]
Message-ID: <anWqFVmnmkqtvO6b@MiWiFi-R3L-srv> (raw)
In-Reply-To: <20260806193228.458685-2-youngjun.park@lge.com>
On 08/07/26 at 04:32am, Youngjun Park wrote:
> setup_swap_clusters_info() allocates cluster_info for every swap area,
> not only for SSDs.
>
> Signed-off-by: Youngjun Park <youngjun.park@lge.com>
> Acked-by: Kairui Song <kasong@tencent.com>
> Reviewed-by: Barry Song <baohua@kernel.org>
> ---
> include/linux/swap.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Reviewed-by: Baoquan He <baoquan.he@linux.dev>
>
> diff --git a/include/linux/swap.h b/include/linux/swap.h
> index 2cb1d29307c5..2b14e2e9673b 100644
> --- a/include/linux/swap.h
> +++ b/include/linux/swap.h
> @@ -246,7 +246,7 @@ struct swap_info_struct {
> struct plist_node list; /* entry in swap_active_head */
> signed char type; /* strange name for an index */
> unsigned int max; /* size of this swap device */
> - struct swap_cluster_info *cluster_info; /* cluster info. Only for SSD */
> + struct swap_cluster_info *cluster_info; /* array, one entry per cluster */
> struct list_head free_clusters; /* free clusters list */
> struct list_head full_clusters; /* full clusters list */
> struct list_head nonfull_clusters[SWAP_NR_ORDERS];
> --
> 2.48.1
>
next prev parent reply other threads:[~2026-08-07 9:49 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-06 19:32 [PATCH v3 0/2] mm/swap: skip empty clusters in the swapoff scan Youngjun Park
2026-08-06 19:32 ` [PATCH v3 1/2] mm/swap: fix stale comment on swap_info_struct::cluster_info Youngjun Park
2026-08-07 9:49 ` Baoquan He [this message]
2026-08-06 19:32 ` [PATCH v3 2/2] mm/swap: scan by cluster in find_next_to_unuse() Youngjun Park
2026-08-07 7:33 ` Kairui Song
2026-08-07 9:52 ` Baoquan He
2026-08-06 20:06 ` [PATCH v3 0/2] mm/swap: skip empty clusters in the swapoff scan Andrew Morton
2026-08-07 6:41 ` Youngjun Park
2026-08-07 6:59 ` Youngjun Park
2026-08-07 8:42 ` Baoquan He
2026-08-07 9:59 ` Youngjun Park
2026-08-07 21:42 ` Andrew Morton
2026-08-08 15:53 ` Youngjun Park
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