From nobody Mon Feb 9 19:54:31 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org ARC-Seal: i=1; a=rsa-sha256; t=1617707697; cv=none; d=zohomail.com; s=zohoarc; b=RdWKY15s+6ywk2wUmJZYLd5x02ExlmfR1NWXy+HTgKXI4lM7LV6aMmBDgRF6VmOqV24fWASSJUdJj80DZYYCyd1Kumf/tFUh405CJdNKWD2d4nlzW1vXOyhb5nVX9llOVeoQuZdxSSgxGfCHKiwOUKFLmGAfM52ygbeYnMWF4Yw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1617707697; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=cdFFj/D4PvTt7YO7kl51y+p0i52EwU56TpClW+8LHuI=; b=cjuKo6NbfPs32tBaltSAK2A/pXM1AZNHSdfQJEIIa5xRhELnSFkUYm+Eu8gUqAMvJ4V/b1OPPuJkBvcu10/6xR03UMdASNDnwg2XebKTtQMK2DQLJ9KbPsTHFB5gxY+gre+Skc6r9J/8Ni3eYfx57nwcka5gWIAZFXXv0v0zz2M= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1617707697703705.7246682250519; Tue, 6 Apr 2021 04:14:57 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.105858.202464 (Exim 4.92) (envelope-from ) id 1lTjfL-00068R-DM; Tue, 06 Apr 2021 11:14:39 +0000 Received: by outflank-mailman (output) from mailman id 105858.202464; Tue, 06 Apr 2021 11:14:39 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lTjfL-00068K-9w; Tue, 06 Apr 2021 11:14:39 +0000 Received: by outflank-mailman (input) for mailman id 105858; Tue, 06 Apr 2021 11:14:38 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lTjfK-000681-R1 for xen-devel@lists.xenproject.org; Tue, 06 Apr 2021 11:14:38 +0000 Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lTjfK-0005D7-Fq; Tue, 06 Apr 2021 11:14:38 +0000 Received: from 54-240-197-238.amazon.com ([54.240.197.238] helo=ua82172827c7b5a.ant.amazon.com) by xenbits.xenproject.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lTjXa-0002qD-SA; Tue, 06 Apr 2021 11:06:39 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xen.org; s=20200302mail; h=References:In-Reply-To:References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From; bh=cdFFj/D4PvTt7YO7kl51y+p0i52EwU56TpClW+8LHuI=; b=F 2jRgC9IJIzQMIGtxE5ACXbzoI9wSmitm1+2hY6pBwK+mFcNLvuiFJYSCE8hJHqwnaEoarNs3uXmnw OqylJwMpcIH7+BG+51ZbqlHEfj7T+88QhU5BTCrnkr/UPsAf1ZBtvncVKjV/klMrvJLHE0G2UuJ9y 1Hh/n+BY/tvP3uus=; From: Hongyan Xia To: xen-devel@lists.xenproject.org Cc: jgrall@amazon.com, Jan Beulich , Andrew Cooper , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Wei Liu Subject: [PATCH v9 12/13] x86: switch to use domheap page for page tables Date: Tue, 6 Apr 2021 12:06:00 +0100 Message-Id: <45e9b291c308e0da0783f5f192cbd9e96652b6fb.1617706782.git.hongyxia@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-ZohoMail-DKIM: pass (identity @xen.org) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Hongyan Xia Signed-off-by: Wei Liu Signed-off-by: Hongyan Xia Reviewed-by: Jan Beulich --- Changed in v8: - const qualify pg in alloc_xen_pagetable_new(). --- xen/arch/x86/mm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c index a1ea1835d49b..03362448bd05 100644 --- a/xen/arch/x86/mm.c +++ b/xen/arch/x86/mm.c @@ -4885,10 +4885,10 @@ mfn_t alloc_xen_pagetable_new(void) { if ( system_state !=3D SYS_STATE_early_boot ) { - void *ptr =3D alloc_xenheap_page(); + const struct page_info *pg =3D alloc_domheap_page(NULL, 0); =20 - BUG_ON(!hardware_domain && !ptr); - return ptr ? virt_to_mfn(ptr) : INVALID_MFN; + BUG_ON(!hardware_domain && !pg); + return pg ? page_to_mfn(pg) : INVALID_MFN; } =20 return alloc_boot_pages(1, 1); @@ -4898,7 +4898,7 @@ mfn_t alloc_xen_pagetable_new(void) void free_xen_pagetable_new(mfn_t mfn) { if ( system_state !=3D SYS_STATE_early_boot && !mfn_eq(mfn, INVALID_MF= N) ) - free_xenheap_page(mfn_to_virt(mfn_x(mfn))); + free_domheap_page(mfn_to_page(mfn)); } =20 void *alloc_map_clear_xen_pt(mfn_t *pmfn) --=20 2.23.3