From: Oscar Salvador <osalvador@suse.de>
To: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: David Hildenbrand <david@redhat.com>,
Naoya Horiguchi <nao.horiguchi@gmail.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Michal Hocko <mhocko@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] mm, soft-offline: convert parameter to pfn
Date: Thu, 17 Oct 2019 10:03:21 +0200 [thread overview]
Message-ID: <20191017080315.GA31827@linux> (raw)
In-Reply-To: <20191017075018.GA10225@hori.linux.bs1.fc.nec.co.jp>
On Thu, Oct 17, 2019 at 07:50:18AM +0000, Naoya Horiguchi wrote:
> Actually I guess that !pfn_valid() never happens when called from
> madvise_inject_error(), because madvise_inject_error() gets pfn via
> get_user_pages_fast() which only returns valid page for valid pfn.
>
> And we plan to remove MF_COUNT_INCREASED by Oscar's re-design work,
> so I start feeling that this patch should come on top of his tree.
Hi Naoya,
I am pretty much done with my testing.
If you feel like, I can take the patch and add it on top of [1]
, then I will do some more testing and, if nothing pops up, I will
send it upstream.
[1] https://github.com/leberus/linux/tree/hwpoison-v2
>
> Thanks,
> Naoya Horiguchi
--
Oscar Salvador
SUSE L3
next prev parent reply other threads:[~2019-10-17 8:03 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-16 7:09 [PATCH] mm, soft-offline: convert parameter to pfn Naoya Horiguchi
2019-10-16 7:56 ` David Hildenbrand
2019-10-16 8:27 ` Naoya Horiguchi
2019-10-16 8:34 ` David Hildenbrand
2019-10-16 8:54 ` Naoya Horiguchi
2019-10-16 8:57 ` David Hildenbrand
2019-10-16 23:47 ` Naoya Horiguchi
2019-10-17 7:16 ` David Hildenbrand
2019-10-17 7:50 ` Naoya Horiguchi
2019-10-17 8:02 ` David Hildenbrand
2019-10-17 8:03 ` Oscar Salvador [this message]
2019-10-17 8:07 ` Naoya Horiguchi
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