Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp5647799imm; Wed, 12 Sep 2018 09:02:14 -0700 (PDT) X-Google-Smtp-Source: ANB0VdamWPSQ0nuRpa2bFNaomcNAzKjgzHNhpIr0jrQQNt3snfCJep3524XqrCwZIzX7Fx+Lr+IN X-Received: by 2002:a17:902:5a87:: with SMTP id r7-v6mr3035210pli.247.1536768134892; Wed, 12 Sep 2018 09:02:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536768134; cv=none; d=google.com; s=arc-20160816; b=hCO36UaX1Mbq8DRH6/22sxyOnfVBFGU7hPXHM728tG8k7fltpmcy965uGCR8c+0GHC mtTKq0T2Mf1eM2+QrOoBet+yCk2jfMroi6kKPNQFQt8HdgrPo81zGST2URYwJMANEKyo NgAj/vAR4LA57c83DlxPrb3svP/A6zxU3B/fIZeheyqdVZqnG4fU7okJIVrfg+ozRbaT 1LPemjg7ZGJU+v9o++CY0tBEHkqM2G9Z+7K9AHICmfi7VkfQXLx3J6mPJs1l2Q4kHVd+ hqavxnLXwOIeKRqp3y3n1TqTeO10FC8zrBrDFYBwq24A6ddj0LCxr1XTMxNhUzgGxYsW bpKw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:date:cc:to:subject:from:references :in-reply-to:message-id; bh=FfvYNRDmSz1XtZs10lMol3p+ZbOr3aWZYt86Hk6fQo0=; b=Sp1IP7HgMV5+1zP+ssKoT2ffeKVvbdcSfXYt2nnHqH3yR+Rzn7Pb0wmmsZneul7p1+ jGmlxyuWqOimy0F6h5myVDExI4b6X+Gb16zaHiap67llyaT/5T5A/cpKk9knh2omrW1H QLroVhdh6yuHnXNdb7tCBBBzQgtzky+/+Rmks2HYBEzpy595lAw1Mt1y3vuzhdY/fNAp 2U1eEZfs/lpqPpAKz/wpV30K/0tiVOeH5csRxOQqhY39QWrLBoCM3dLGfwfDkeZyyiN5 MgcA9Pmonrgn+PcyyFe9HXLCQtLK1Nql5MTdQvI9/nrVQSMRVh0ENtEoVAgUKfxJyrRb b3uA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l1-v6si1381630plg.285.2018.09.12.09.01.59; Wed, 12 Sep 2018 09:02:14 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728150AbeILVDg (ORCPT + 99 others); Wed, 12 Sep 2018 17:03:36 -0400 Received: from pegase1.c-s.fr ([93.17.236.30]:2843 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726672AbeILVDg (ORCPT ); Wed, 12 Sep 2018 17:03:36 -0400 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 429RJt5tZKz9ttRk; Wed, 12 Sep 2018 17:58:22 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id kueXv4UmTz2P; Wed, 12 Sep 2018 17:58:22 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 429RJt5Lngz9ttBm; Wed, 12 Sep 2018 17:58:22 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 254538B858; Wed, 12 Sep 2018 17:58:23 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id FlMF76ykEmj9; Wed, 12 Sep 2018 17:58:23 +0200 (CEST) Received: from pc16082vm.idsi0.si.c-s.fr (po15451.idsi0.si.c-s.fr [172.25.231.3]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 18A0A8B86F; Wed, 12 Sep 2018 17:58:21 +0200 (CEST) Received: by pc16082vm.idsi0.si.c-s.fr (Postfix, from userid 0) id D685671913; Wed, 12 Sep 2018 15:58:21 +0000 (UTC) Message-Id: <34f570a52b8309984bbe500410098c85dcd28eaa.1536692743.git.christophe.leroy@c-s.fr> In-Reply-To: References: From: Christophe Leroy Subject: [PATCH v2 04/24] soc/fsl/qbman: use ioremap_cache() instead of ioremap_prot(0) To: Bartlomiej Zolnierkiewicz , Benjamin Herrenschmidt , Dominik Brodowski , Geoff Levand , Jens Axboe , Kumar Gala , Li Yang , Michael Ellerman , Nicholas Piggin , Paul Mackerras , Scott Wood , aneesh.kumar@linux.vnet.ibm.com Cc: linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org Date: Wed, 12 Sep 2018 15:58:21 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ioremap_prot() with flag set to 0 relies on a hack in __ioremap_caller() which adds PAGE_KERNEL flags when the handed flags don't look like a valid set of flags (ie don't include _PAGE_PRESENT) The intention being to map cached memory, use ioremap_cache() instead. Signed-off-by: Christophe Leroy --- drivers/soc/fsl/qbman/qman_ccsr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/fsl/qbman/qman_ccsr.c b/drivers/soc/fsl/qbman/qman_ccsr.c index 79cba58387a5..0fbb201346c7 100644 --- a/drivers/soc/fsl/qbman/qman_ccsr.c +++ b/drivers/soc/fsl/qbman/qman_ccsr.c @@ -418,7 +418,7 @@ static size_t fqd_sz, pfdr_sz; static int zero_priv_mem(phys_addr_t addr, size_t sz) { /* map as cacheable, non-guarded */ - void __iomem *tmpp = ioremap_prot(addr, sz, 0); + void __iomem *tmpp = ioremap_cache(addr, sz); if (!tmpp) return -ENOMEM; -- 2.13.3