linux-kernel - Re: [PATCH v2] LoongArch: add p?d

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Date:   Wed, 6 Sep 2023 10:45:54 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Hongchen Zhang <zhanghongchen@...ngson.cn>,
        Huacai Chen <chenhuacai@...nel.org>,
        WANG Xuerui <kernel@...0n.name>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Mike Rapoport IBM)" <rppt@...nel.org>,
        Feiyang Chen <chenfeiyang@...ngson.cn>,
        Qi Zheng <zhengqi.arch@...edance.com>,
        "Matthew Wilcox Oracle)" <willy@...radead.org>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>
Cc:     loongarch@...ts.linux.dev, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, loongson-kernel@...ts.loongnix.cn
Subject: Re: [PATCH v2] LoongArch: add p?d_leaf() definitions

On 06.09.23 10:43, Hongchen Zhang wrote:
> When I do LTP test, LTP test case ksm06 caused panic at
> 	break_ksm_pmd_entry
> 	  -> pmd_leaf (Huge page table but False)
> 	  -> pte_present (panic)
> 
> The reason is pmd_leaf is not defined, So like
> commit 501b81046701 ("mips: mm: add p?d_leaf() definitions")
> add p?d_leaf() definition for LoongArch.
> 
> v2: add Fixes: in commit message.

This belongs under the "---". I assume whoever picks that up can fix it up.

> 
> Fixes: 09cfefb7fa70 ("LoongArch: Add memory management")
> Signed-off-by: Hongchen Zhang <zhanghongchen@...ngson.cn>
> ---

Acked-by: David Hildenbrand <david@...hat.com>

We should CC stable. I assume whoever picks that up can fix it up.

-- 
Cheers,

David / dhildenb