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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B91ABC433F5 for ; Mon, 16 May 2022 14:20:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fBVQwCi6NjX3s5ZjeMcjXFTQiF4BTeTunyoZhqA+qv0=; b=QcOzEqGvZMbKif cYx1lWomEZfaY+6GVyHR8fPBsFb1nTM0XhBFAufZodYhMZ9MoiZMjergRjdXEtC83vh8Mvyk2Zg4l gRAPQx4kbxkd8lbw5V2VPmRX20czQqmQnrGVFqhOr+NymOzmH5QyciEB+Juf9msDdrgqaIYZ3Bj59 R7JSmkro3hc2ZdL0IyHxihPvpvIl3gyXE4kjtcxQrFRga9hEIFMuye9ZJ+OAsX631+mtIEhr/38HV jXEEEivc/YctZyL69iYivpeyghOJ9qv0GNvt9VGgGEtZDDvsEZ3VuZqUDlhO/gXFW7nrDR5QYuBWQ oLTQpcun1YHqKS4PcVgw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nqbYm-008Hso-2x; Mon, 16 May 2022 14:18:56 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nqbYc-008HoD-L8; Mon, 16 May 2022 14:18:51 +0000 X-UUID: 0cdcf442d04546189a57626e626493ea-20220516 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5, REQID:d33d85cd-1d8b-4b1f-adeb-5f967d2abe86, OB:0, LO B:0,IP:0,URL:5,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:5 X-CID-META: VersionHash:2a19b09, CLOUDID:642fc4b9-9f46-4d76-a271-164488ed79f1, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:0,BEC:nil X-UUID: 0cdcf442d04546189a57626e626493ea-20220516 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 162229171; Mon, 16 May 2022 07:18:39 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 16 May 2022 07:18:37 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.186) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Mon, 16 May 2022 22:18:35 +0800 Received: from mbjsdccf07.mediatek.inc (10.15.20.246) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Mon, 16 May 2022 22:18:35 +0800 From: To: CC: , , , , , Subject: Re: [PATCH v3 0/2] MediaTek TTBR up to 35bit support Date: Mon, 16 May 2022 22:12:02 +0800 Message-ID: <20220516141202.11650-1-yf.wang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <65a0a606e5a53a4ca8dddbe59388c78280d60dd1.camel@mediatek.com> References: <65a0a606e5a53a4ca8dddbe59388c78280d60dd1.camel@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220516_071846_760385_64360D64 X-CRM114-Status: GOOD ( 14.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 2022-05-14 at 10:09 +0800, Yong Wu wrote: > On Thu, 2022-05-12 at 22:45 +0800, yf.wang@mediatek.com wrote: > > This patchset adds MediaTek TTBR up to 35bit support. > > > > > > Changes in v3: > > - Add version changes description, there is No new code change in > > V3. > > > > Changes in v2: > > - Update patch and commit message > > - Add Level 1 pgtable PA up to 35bit. > > Why add this for lvl1 pgtable? Did you get real problem? > > lvl2 pgtable is allocated/freed dynamically, it may be allocated > failed > in ZONE_DMA32 when burning test. But the lvl1 pgtable only is > allocated > once after bootup. I think this is no need for lvl1 pgtable. Hi Yong, There is no DMA32 zone in some mediatek smartphone chip. Thanks, Yunfei. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel