From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH v8 7/7] Provide the interface to validate the proc_id which they give Date: Tue, 19 Jul 2016 14:53:20 -0400 Message-ID: <20160719185320.GN3078@mtj.duckdns.org> References: <1468913288-16605-1-git-send-email-douly.fnst@cn.fujitsu.com> <1468913288-16605-8-git-send-email-douly.fnst@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1468913288-16605-8-git-send-email-douly.fnst@cn.fujitsu.com> Sender: owner-linux-mm@kvack.org To: Dou Liyang Cc: cl@linux.com, mika.j.penttila@gmail.com, mingo@redhat.com, akpm@linux-foundation.org, rjw@rjwysocki.net, hpa@zytor.com, yasu.isimatu@gmail.com, isimatu.yasuaki@jp.fujitsu.com, kamezawa.hiroyu@jp.fujitsu.com, izumi.taku@jp.fujitsu.com, gongzhaogang@inspur.com, len.brown@intel.com, lenb@kernel.org, tglx@linutronix.de, chen.tang@easystack.cn, rafael@kernel.org, x86@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-Id: linux-acpi@vger.kernel.org On Tue, Jul 19, 2016 at 03:28:08PM +0800, Dou Liyang wrote: > When we want to identify whether the proc_id is unreasonable or not, we > can call the "acpi_processor_validate_proc_id" function. It will search > in the duplicate IDs. If we find the proc_id in the IDs, we return true > to the call function. Conversely, false represents available. > > When we establish all possible cpuid <-> nodeid mapping, we will use the > proc_id from ACPI table. > > We do validation when we get the proc_id. If the result is true, we will > stop the mapping. The patch title probably should include "acpi:" header. I can't tell much about the specifics of the acpi changes but I think this is the right approach for handling cpu hotplugs. Thanks. -- tejun -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org