From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx3-rdu2.redhat.com ([66.187.233.73] helo=mx1.redhat.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1f6SF1-0006IA-PC for kexec@lists.infradead.org; Thu, 12 Apr 2018 02:45:41 +0000 Date: Thu, 12 Apr 2018 10:45:21 +0800 From: Baoquan He Subject: Re: [PATCH 0/4] Makedumpfile: Add 5-level paging support Message-ID: <20180412024521.GO19345@localhost.localdomain> References: <20180302054841.22195-1-bhe@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20180302054841.22195-1-bhe@redhat.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: mas-tachibana@vf.jp.nec.com, mas-hayashi@tg.jp.nec.com, Takuya Nakayama Cc: douly.fnst@cn.fujitsu.com, indou.takao@jp.fujitsu.com, kexec@lists.infradead.org Hi Tachibana, Nakayama, Ping! Now 5-level suport on x86 64 has been merged into 4.16, do we have plan to merge this patchset? Or defer to a certain phase? Thanks Baoquan On 03/02/18 at 01:48pm, Baoquan He wrote: > Kernel has 5-level paging support and now can support boot-time > switching between 4/5-level paging mode. This patchset is used to add > 5-level paging support in makedumpfile. > > A kernel fix is posted to export 'pgtable_l5_enabled' to tell if > the corrupted kernel is in 5-level paging mode. > https://patchwork.kernel.org/patch/10253399/ > > Patch 0001 and 0004 were made by Dou Liyang. While it doesn't work on > the latest 5-level code. So add patch 0002 to introduce 'pgtable_l5_enabled'. > Change and take out the function check_5level_paging() from dou's old > patch and add it into patch 0003. Except of these, don't touch other > part of dou's patches. > > Thanks, dou, for the effort! > > Baoquan He (2): > Makedumpfile: Add pgtable_l5_enabled to number_table > Makedumpfile: Add a new function check_5level_paging() > > Dou Liyang (2): > arch/x86_64: Cleanup the address translation of the 4-level page > tables > arch/x86_64: Add 5-level paging support > > arch/x86_64.c | 130 +++++++++++++++++++++++++++++++++++++++++---------------- > makedumpfile.c | 3 ++ > makedumpfile.h | 39 +++++++++++------ > 3 files changed, 123 insertions(+), 49 deletions(-) > > -- > 2.13.6 > _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec