From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E29DCC433F5 for ; Fri, 17 Sep 2021 01:11:46 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 4BE8B61209 for ; Fri, 17 Sep 2021 01:11:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4BE8B61209 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 984DE6B0071; Thu, 16 Sep 2021 21:11:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9348A900002; Thu, 16 Sep 2021 21:11:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 823596B0073; Thu, 16 Sep 2021 21:11:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0099.hostedemail.com [216.40.44.99]) by kanga.kvack.org (Postfix) with ESMTP id 7328B6B0071 for ; Thu, 16 Sep 2021 21:11:45 -0400 (EDT) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 2A8CF2DD77 for ; Fri, 17 Sep 2021 01:11:45 +0000 (UTC) X-FDA: 78595288170.22.BFDBDD6 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by imf02.hostedemail.com (Postfix) with ESMTP id 1121F7001704 for ; Fri, 17 Sep 2021 01:11:43 +0000 (UTC) Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4H9bVP11CbzW2L8; Fri, 17 Sep 2021 09:10:37 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.8; Fri, 17 Sep 2021 09:11:40 +0800 Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.8; Fri, 17 Sep 2021 09:11:39 +0800 Subject: Re: [PATCH v4 0/3] arm64: support page mapping percpu first chunk allocator To: Greg KH CC: , , , , , , , , , , References: <20210910053354.26721-1-wangkefeng.wang@huawei.com> From: Kefeng Wang Message-ID: <525cb266-ecfc-284e-d701-4a8b40fe413b@huawei.com> Date: Fri, 17 Sep 2021 09:11:38 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/alternative; boundary="------------6256AA368ECCC2BEADF11DEB" Content-Language: en-US X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 1121F7001704 Authentication-Results: imf02.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=huawei.com; spf=pass (imf02.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com X-Stat-Signature: odkoob5joto9ay7ze483kaf8s4197den X-HE-Tag: 1631841103-719381 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: --------------6256AA368ECCC2BEADF11DEB Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: quoted-printable On 2021/9/16 23:41, Greg KH wrote: > On Wed, Sep 15, 2021 at 04:33:09PM +0800, Kefeng Wang wrote: >> Hi Greg and Andrew=EF=BC=8C as Catalin saids=EF=BC=8Cthe series touche= s drivers/ and mm/ >> but missing >> >> acks from both of you=EF=BC=8Ccould you take a look of this patchset(p= atch1 change >> mm/vmalloc.c > What patchset? [PATCH v4 1/3] vmalloc: Choose a better start address in=20 vm_area_register_early() [PATCH v4 2/3] arm64: Support page mapping percpu first chunk allocator = =20 [PATCH v4 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with=20 KASAN_VMALLOC =20 [PATCH v4 0/3] arm64: support page mapping percpu first chunk allocator = =20 >> and patch2 changes drivers/base/arch_numa.c). patch2 =EF=BC=9A [PATCH v4 2/3] arm64: Support page mapping percpu first chunk allocator = > that file is not really owned by anyone it seems :( > > Can you provide a link to the real patch please? Yes=EF=BC=8C arch_numa.c is moved into drivers/base to support riscv numa= , it is=20 shared by arm64/riscv, my changes(patch2) only support NEED_PER_CPU_PAGE_FIRST_CHUNK on ARM64. here is the link: https://lore.kernel.org/linux-arm-kernel/20210910053354.26721-1-wangkefen= g.wang@huawei.com/ Thanks. > > thanks, > > greg k-h > . > --------------6256AA368ECCC2BEADF11DEB Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable


On 2021/9/16 23:41, Greg KH wrote:
On Wed, Sep 15, 2021 at 04:3=
3:09PM +0800, Kefeng Wang wrote:

Hi Greg and Andrew=EF=BC=8C=
 as Catalin saids=EF=BC=8Cthe series touches drivers/ and mm/
but missing

acks from both of you=EF=BC=8Ccould you take a look of this patchset(patc=
h1 change
mm/vmalloc.c

What patchset?
[PATCH v4 1/3] vmalloc: Choose a better start address in vm=
_area_register_early()
[PATCH v4 2/3] arm64: Support page mapping percpu first chu=
nk allocator=20
[PATCH v4 3/3] kasan: arm64: Fix pcpu_page_first_chunk cras=
h with KASAN_VMALLOC=20
[PATCH v4 0/3] arm64: support page mapping percpu first chunk=
 allocator 

      

        
and patch2 changes drivers=
/base/arch_numa.c).

      

    

    patch2 =EF=BC=9A 

    
[PATCH v4 2/3] arm64: Support page mapping percpu first ch=
unk allocator

    

      

        

      

      
that file is not really owned by anyone it seems :(

Can you provide a link to the real patch please?

    

    
Yes=EF=BC=8C arch_numa.c is moved into drivers/base to support ris=
cv
      numa, it is shared by arm64/riscv,

    
my changes(patch2) only support NEED_PER_CPU_PAGE_FIRST_CHUNK on
      ARM64.

    

    
here is the link:

    
htt=
ps://lore.kernel.org/linux-arm-kernel/20210910053354.26721-1-wangkefeng.w=
ang@huawei.com/

    
Thanks.

    

    

      

thanks,

greg k-h
.



    

  


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