From owner-svn-src-head@freebsd.org Thu Feb 15 07:23:42 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 894FBF03293; Thu, 15 Feb 2018 07:23:42 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 095A386A4C; Thu, 15 Feb 2018 07:23:42 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0444B1BA7A; Thu, 15 Feb 2018 07:23:42 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w1F7Nf64037460; Thu, 15 Feb 2018 07:23:41 GMT (envelope-from mjg@FreeBSD.org) Received: (from mjg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w1F7NfKj037459; Thu, 15 Feb 2018 07:23:41 GMT (envelope-from mjg@FreeBSD.org) Message-Id: <201802150723.w1F7NfKj037459@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mjg set sender to mjg@FreeBSD.org using -f From: Mateusz Guzik Date: Thu, 15 Feb 2018 07:23:41 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329297 - head/sys/x86/xen X-SVN-Group: head X-SVN-Commit-Author: mjg X-SVN-Commit-Paths: head/sys/x86/xen X-SVN-Commit-Revision: 329297 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Feb 2018 07:23:42 -0000 Author: mjg Date: Thu Feb 15 07:23:41 2018 New Revision: 329297 URL: https://svnweb.freebsd.org/changeset/base/329297 Log: xen: fix smp boot after r328157 mce_stack was left unset leading to early crashes Modified: head/sys/x86/xen/pv.c Modified: head/sys/x86/xen/pv.c ============================================================================== --- head/sys/x86/xen/pv.c Thu Feb 15 03:22:53 2018 (r329296) +++ head/sys/x86/xen/pv.c Thu Feb 15 07:23:41 2018 (r329297) @@ -99,6 +99,7 @@ static int xen_pv_start_all_aps(void); #ifdef SMP /* Variables used by amd64 mp_machdep to start APs */ extern char *doublefault_stack; +extern char *mce_stack; extern char *nmi_stack; #endif @@ -218,6 +219,8 @@ start_xen_ap(int cpu) bootstacks[cpu] = (void *)kmem_malloc(kernel_arena, stacksize, M_WAITOK | M_ZERO); doublefault_stack = + (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); + mce_stack = (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO); nmi_stack = (char *)kmem_malloc(kernel_arena, PAGE_SIZE, M_WAITOK | M_ZERO);