linux-kernel - Re: [PATCH -next] mm/hugetlb_cgroup: fix -Wformat-truncation warning

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Message-ID: <c6f29d34-35e9-4cd6-b91d-42b15e4aa41a@huaweicloud.com>
Date: Tue, 23 Dec 2025 09:18:50 +0800
From: Xiujianfeng <xiujianfeng@...weicloud.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: muchun.song@...ux.dev, osalvador@...e.de, david@...nel.org,
 linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] mm/hugetlb_cgroup: fix -Wformat-truncation warning


On 12/23/2025 3:15 AM, Andrew Morton wrote:
> On Mon, 22 Dec 2025 07:23:59 +0000 Xiu Jianfeng <xiujianfeng@...weicloud.com> wrote:
> 
>> A false-positive compile warnings with -Wformat-trucation was introduced
>> by commit 47179fe03588 ("mm/hugetlb_cgroup: prepare cftypes based
>> on template") on arch s390. Suppress it by replacing snprintf() with
>> scnprintf().
> 
> Thanks.
> 
> Let's quote that error message in the changelog and include the Fixes:.
Thanks, Andrew.