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From: Naoya Horiguchi <nao.horiguchi@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, Michal Hocko <mhocko@kernel.org>,
	Oscar Salvador <osalvador@suse.de>,
	Tony Luck <tony.luck@intel.com>,
	Matthew Wilcox <willy@infradead.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Naoya Horiguchi <naoya.horiguchi@nec.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] mm, hwpoison: enable error handling on shmem thp
Date: Wed, 10 Feb 2021 08:51:33 +0900	[thread overview]
Message-ID: <20210209235133.GA491550@u2004> (raw)
In-Reply-To: <20210209114640.73a68074f635852c2ce498e6@linux-foundation.org>

On Tue, Feb 09, 2021 at 11:46:40AM -0800, Andrew Morton wrote:
> On Tue,  9 Feb 2021 15:21:28 +0900 Naoya Horiguchi <nao.horiguchi@gmail.com> wrote:
> 
> > Currently hwpoison code checks PageAnon() for thp and refuses to handle
> > errors on non-anonymous thps (just for historical reason).  We now
> > support non-anonymou thp like shmem one, so this patch suggests to enable
> > to handle shmem thps. Fortunately, we already have can_split_huge_page()
> > to check if a give thp is splittable, so this patch relies on it.
> 
> Thanks.  We're at -rc7 so I think I'll park this one for 5.12-rc1,
> unless it is more urgent than I believe it to be?

This patch is not so urgent, so I'm fine to make this targeted at 5.12-rc1.

Thanks,
Naoya Horiguchi

  reply	other threads:[~2021-02-10  1:44 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-09  6:21 Naoya Horiguchi
2021-02-09 19:46 ` Andrew Morton
2021-02-09 23:51   ` Naoya Horiguchi [this message]
2021-02-11  8:06 ` Oscar Salvador
2021-03-11  7:22 ` Hugh Dickins
2021-03-11 14:45   ` Matthew Wilcox
     [not found]   ` <20210311151446.GA28650@hori.linux.bs1.fc.nec.co.jp>
2021-03-11 19:32     ` Jue Wang
2021-03-11 22:00       ` Hugh Dickins
2021-03-18 18:33         ` Matthew Wilcox

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