From: Qian Cai <cai@lca.pw>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: akpm@linux-foundation.org, heiko.carstens@de.ibm.com,
gor@linux.ibm.com, borntraeger@de.ibm.com,
linux-s390@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm/page_alloc: fix a crash in free_pages_prepare()
Date: Mon, 30 Sep 2019 07:22:23 -0400 [thread overview]
Message-ID: <A5AEF8D5-C44F-406C-BCAA-79F32AA41219@lca.pw> (raw)
In-Reply-To: <20190930110434.5k47w7xfvkjcohkp@box>
> On Sep 30, 2019, at 7:04 AM, Kirill A. Shutemov <kirill@shutemov.name> wrote:
>
> Looks like Power also uses the hook. Have you check that this patch will
> not affect Power?
Yes, I did. Although I did only test radix memory which seems just return immediately in arch_free_page(), I code-review the non-radix memory path and did not find anything suspicious. However, if really needed, I could test hash memory config or adding powerpc developers to double-check.
prev parent reply other threads:[~2019-09-30 11:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-27 19:47 Qian Cai
2019-09-27 20:48 ` Andrew Morton
2019-09-27 21:15 ` Qian Cai
2019-09-30 7:44 ` Heiko Carstens
2019-09-27 21:02 ` Andrew Morton
2019-09-27 21:28 ` Qian Cai
2019-09-27 21:59 ` Andrew Morton
2019-09-27 22:17 ` Alexander Duyck
2019-09-28 9:06 ` David Hildenbrand
2019-09-30 6:27 ` Christian Borntraeger
2019-09-30 6:30 ` Christian Borntraeger
2019-09-30 11:00 ` Michal Hocko
2019-09-30 11:04 ` Kirill A. Shutemov
2019-09-30 11:22 ` Qian Cai [this message]
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