From: Miaohe Lin <linmiaohe@huawei.com>
To: Muchun Song <songmuchun@bytedance.com>
Cc: <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>,
<muchun.song@linux.dev>, Mike Kravetz <mike.kravetz@oracle.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] mm: hugetlb_vmemmap: simplify reset_struct_pages()
Date: Fri, 19 Aug 2022 15:43:28 +0800 [thread overview]
Message-ID: <a7116c45-a2a3-4c9d-633b-1ae0acd8b927@huawei.com> (raw)
In-Reply-To: <20220819035532.6189-1-songmuchun@bytedance.com>
On 2022/8/19 11:55, Muchun Song wrote:
> We can choose to copy three contiguous tail pages' content to the first three pages
> instead of copying one by one to simplify the code and reduce code size from 229 bytes
> to 63 bytes. The BUILD_BUG_ON() aims to avoid out-of-bounds accesses.
>
> Signed-off-by: Muchun Song <songmuchun@bytedance.com>
LGTM. Thanks.
Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
Thanks,
Miaohe Lin
prev parent reply other threads:[~2022-08-19 7:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-19 3:55 Muchun Song
2022-08-19 7:43 ` Miaohe Lin [this message]
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