Message ID | 20180112084232.2857-12-hch@lst.de |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show
Return-Path: <sparclinux-owner@vger.kernel.org> X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=sparclinux-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="ekCljsUy"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3zHx9B65Vdz9sBW for <patchwork-incoming@ozlabs.org>; Fri, 12 Jan 2018 19:43:26 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933467AbeALInY (ORCPT <rfc822;patchwork-incoming@ozlabs.org>); Fri, 12 Jan 2018 03:43:24 -0500 Received: from bombadil.infradead.org ([65.50.211.133]:45915 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754460AbeALInQ (ORCPT <rfc822; sparclinux@vger.kernel.org>); Fri, 12 Jan 2018 03:43:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=5S/szAHTUmmJn1Co90q5LcSgooOG8CSifcz4IuEw/Nc=; b=ekCljsUy7bO+hS42MoLrZuEey nBM9CxMp9/HtPKpJDWHogMWriuehafZU8An6JZUGGQPsFJj50c07QnUA59Tx3BxnkJKS8TvAE/Le/ elXUFzUsOO43O2qvLFqnCgaumSNMaj62ly+vgRnDO56TkVysqB7NTKKXvmEHco8SArhiEsdQnjRMT COQOBmE0bOunxquDrtH/jqyTA+miahf4cNl+Wm1JG0kybtxU/Z4Si0Q/ajvVga0TxcBIgAgq+yxW3 jiwFbl6qpZZpRO9DntsI5GOxyUGqb/PnthzYAZ93kE3yQx6mZVz6DbwoagUl6OWN/N31o0QccYBWp FGNLinpdA==; Received: from [188.21.167.3] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.89 #1 (Red Hat Linux)) id 1eZuvf-0007eh-MD; Fri, 12 Jan 2018 08:43:12 +0000 From: Christoph Hellwig <hch@lst.de> To: iommu@lists.linux-foundation.org Cc: Konrad Rzeszutek Wilk <konrad@darnok.org>, linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-cris-kernel@axis.com, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-metag@vger.kernel.org, Michal Simek <monstr@monstr.eu>, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, patches@groups.riscv.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, Guan Xuetao <gxt@mprc.pku.edu.cn>, x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 11/34] mips: fix an off-by-one in dma_capable Date: Fri, 12 Jan 2018 09:42:09 +0100 Message-Id: <20180112084232.2857-12-hch@lst.de> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20180112084232.2857-1-hch@lst.de> References: <20180112084232.2857-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: sparclinux-owner@vger.kernel.org Precedence: bulk List-ID: <sparclinux.vger.kernel.org> X-Mailing-List: sparclinux@vger.kernel.org |
Series |
[01/34] alpha: mark jensen as broken
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expand
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diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index 0d9418d264f9..5c334ac15945 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -22,7 +22,7 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) if (!dev->dma_mask) return false; - return addr + size <= *dev->dma_mask; + return addr + size - 1 <= *dev->dma_mask; } static inline void dma_mark_clean(void *addr, size_t size) {}
This makes it match the generic version. Reported-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/mips/include/asm/dma-mapping.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)