From: "Luck, Tony" <tony.luck@intel.com>
To: "Williams, Dan J" <dan.j.williams@intel.com>,
Naoya Horiguchi <naoya.horiguchi@nec.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Miaohe Lin <linmiaohe@huawei.com>,
Matthew Wilcox <willy@infradead.org>,
Shuai Xue <xueshuai@linux.alibaba.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: RE: [PATCH v2] mm, hwpoison: Try to recover from copy-on write faults
Date: Wed, 19 Oct 2022 20:30:41 +0000 [thread overview]
Message-ID: <SJ1PR11MB6083134C4D58D3A49632460DFC2B9@SJ1PR11MB6083.namprd11.prod.outlook.com> (raw)
In-Reply-To: <635037c26bafa_24ac294c7@dwillia2-mobl3.amr.corp.intel.com.notmuch>
> Given there is no use case for the residue value returned by
> copy_mc_to_kernel() perhaps just return EHWPOISON directly from
> copyuser_highpage_mc() in the short-copy case?
I don't think it hurts to keep the return value as residue count. It isn't
making that code any more complex and could be useful someday.
Other feedback looks good and I have applied ready for next version.
Thanks for the review.
-Tony
next prev parent reply other threads:[~2022-10-19 20:30 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-17 23:42 [RFC PATCH] mm, hwpoison: Recover from copy-on-write machine checks Tony Luck
2022-10-18 8:43 ` HORIGUCHI NAOYA(堀口 直也)
2022-10-18 17:52 ` Luck, Tony
2022-10-19 17:08 ` [PATCH v2] mm, hwpoison: Try to recover from copy-on write faults Tony Luck
2022-10-19 17:45 ` Dan Williams
2022-10-19 20:30 ` Luck, Tony [this message]
2022-10-20 1:57 ` Shuai Xue
2022-10-20 20:05 ` Tony Luck
2022-10-21 1:38 ` Miaohe Lin
2022-10-21 3:57 ` Luck, Tony
2022-10-21 1:52 ` Shuai Xue
2022-10-21 4:08 ` Tony Luck
2022-10-21 4:11 ` David Laight
2022-10-21 4:41 ` Luck, Tony
2022-10-21 9:29 ` Shuai Xue
2022-10-21 16:30 ` Luck, Tony
2022-10-23 15:04 ` Shuai Xue
2022-10-21 6:57 ` Shuai Xue
2022-10-21 20:01 ` [PATCH v3 0/2] Copy-on-write poison recovery Tony Luck
2022-10-21 20:01 ` [PATCH v3 1/2] mm, hwpoison: Try to recover from copy-on write faults Tony Luck
2022-10-25 5:46 ` HORIGUCHI NAOYA(堀口 直也)
2022-10-28 2:11 ` Miaohe Lin
2022-10-28 16:09 ` Luck, Tony
2022-11-02 14:27 ` Alexander Potapenko
2022-11-02 14:30 ` Alexander Potapenko
2022-10-21 20:01 ` [PATCH v3 2/2] mm, hwpoison: When copy-on-write hits poison, take page offline Tony Luck
2022-10-28 2:28 ` Miaohe Lin
2022-10-28 16:13 ` Luck, Tony
2022-10-29 1:55 ` Miaohe Lin
2022-10-23 15:52 ` [PATCH v3 0/2] Copy-on-write poison recovery Shuai Xue
2022-10-26 5:19 ` Shuai Xue
2022-10-31 20:10 ` [PATCH v4 " Tony Luck
2022-10-31 20:10 ` [PATCH v4 1/2] mm, hwpoison: Try to recover from copy-on write faults Tony Luck
2022-10-31 20:10 ` [PATCH v4 2/2] mm, hwpoison: When copy-on-write hits poison, take page offline Tony Luck
2023-05-18 21:49 ` Jane Chu
2023-05-18 22:10 ` Luck, Tony
2023-05-19 7:28 ` Greg Kroah-Hartman
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