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From: Peter Zijlstra <peterz@infradead.org>
To: Yunsheng Lin <linyunsheng@huawei.com>
Cc: dalias@libc.org, linux-sh@vger.kernel.org,
	catalin.marinas@arm.com, dave.hansen@linux.intel.com,
	heiko.carstens@de.ibm.com, jiaxun.yang@flygoat.com,
	Michal Hocko <mhocko@kernel.org>,
	mwb@linux.vnet.ibm.com, paulus@samba.org, hpa@zytor.com,
	sparclinux@vger.kernel.org, chenhc@lemote.com, will@kernel.org,
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	ysato@users.sourceforge.jp, x86@kernel.org, rppt@linux.ibm.com,
	borntraeger@de.ibm.com, dledford@redhat.com, mingo@redhat.com,
	jeffrey.t.kirsher@intel.com, jhogan@kernel.org,
	mattst88@gmail.com, linux-mips@vger.kernel.org,
	len.brown@intel.com, gor@linux.ibm.com,
	anshuman.khandual@arm.com, gregkh@linuxfoundation.org,
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	axboe@kernel.dk, linuxppc-dev@lists.ozlabs.org,
	linux-kernel@vger.kernel.org, ralf@linux-mips.org,
	tbogendoerfer@suse.de, paul.burton@mips.com,
	linux-alpha@vger.kernel.org, rafael@kernel.org,
	ink@jurassic.park.msu.ru, akpm@linux-foundation.org,
	Robin Murphy <robin.murphy@arm.com>,
	davem@davemloft.net
Subject: Re: [PATCH v6] numa: make node_to_cpumask_map() NUMA_NO_NODE aware
Date: Fri, 11 Oct 2019 13:15:39 +0200
Message-ID: <20191011111539.GX2311@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <6cc94f9b-0d79-93a8-5ec2-4f6c21639268@huawei.com>

On Fri, Oct 11, 2019 at 11:27:54AM +0800, Yunsheng Lin wrote:
> But I failed to see why the above is related to making node_to_cpumask_map()
> NUMA_NO_NODE aware?

Your initial bug is for hns3, which is a PCI device, which really _MUST_
have a node assigned.

It not having one, is a straight up bug. We must not silently accept
NO_NODE there, ever.

  reply index

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-17 12:48 Yunsheng Lin
2019-09-21 22:38 ` Paul Burton
2019-09-23  2:31   ` Yunsheng Lin
2019-09-23 15:15 ` Peter Zijlstra
2019-09-23 15:28   ` Michal Hocko
2019-09-23 15:48     ` Peter Zijlstra
2019-09-23 16:52       ` Michal Hocko
2019-09-23 20:34         ` Peter Zijlstra
2019-09-24  1:29           ` Yunsheng Lin
2019-09-24  9:25             ` Peter Zijlstra
2019-09-24 11:07               ` Yunsheng Lin
2019-09-24 11:28                 ` Peter Zijlstra
2019-09-24 11:44                   ` Yunsheng Lin
2019-09-24 11:58                     ` Peter Zijlstra
2019-09-24 12:09                       ` Yunsheng Lin
2019-09-24  7:47           ` Michal Hocko
2019-09-24  9:17             ` Peter Zijlstra
2019-09-24 10:56               ` Michal Hocko
2019-09-24 11:23                 ` Peter Zijlstra
2019-09-24 11:54                   ` Michal Hocko
2019-09-24 12:09                     ` Peter Zijlstra
2019-09-24 12:25                       ` Michal Hocko
2019-09-24 12:43                         ` Peter Zijlstra
2019-09-24 12:59                           ` Peter Zijlstra
2019-09-24 13:19                             ` Michal Hocko
2019-09-25  9:14                               ` Yunsheng Lin
2019-09-25 10:41                                 ` Peter Zijlstra
2019-10-08  8:38                                   ` Yunsheng Lin
2019-10-09 12:25                                     ` Robin Murphy
2019-10-10  6:07                                       ` Yunsheng Lin
2019-10-10  7:32                                         ` Michal Hocko
2019-10-11  3:27                                           ` Yunsheng Lin
2019-10-11 11:15                                             ` Peter Zijlstra [this message]
2019-10-12  6:17                                               ` Yunsheng Lin
2019-10-12  7:40                                                 ` Greg KH
2019-10-12  9:47                                                   ` Yunsheng Lin
2019-10-12 10:40                                                     ` Greg KH
2019-10-12 10:47                                                       ` Greg KH
2019-10-14  8:00                                                         ` Yunsheng Lin
2019-10-14  9:25                                                           ` Greg KH
2019-10-14  9:49                                                             ` Peter Zijlstra
2019-10-14 10:04                                                               ` Greg KH
2019-10-15 10:40                                                             ` Yunsheng Lin
2019-10-15 16:58                                                               ` Greg KH
2019-10-16 12:07                                                                 ` Yunsheng Lin
2019-10-28  9:20                                                   ` Yunsheng Lin
2019-10-29  8:53                                                     ` Michal Hocko
2019-10-30  1:58                                                       ` Yunsheng Lin
2019-10-10  8:56                                       ` Peter Zijlstra
2019-09-25 10:40                               ` Peter Zijlstra
2019-09-25 13:25                                 ` Michal Hocko
2019-09-25 16:31                                   ` Peter Zijlstra
2019-09-25 21:45                                     ` Peter Zijlstra
2019-09-26  9:05                                       ` Peter Zijlstra
2019-09-26 12:10                                         ` Peter Zijlstra
2019-09-26 11:45                                     ` Geert Uytterhoeven
2019-09-26 12:24                                       ` Peter Zijlstra

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