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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01F05C33CB1 for ; Thu, 16 Jan 2020 16:53:55 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C76062176D for ; Thu, 16 Jan 2020 16:53:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="dH995/4+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C76062176D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id A675D838D9; Thu, 16 Jan 2020 16:53:54 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id E+yz1qzlIqx7; Thu, 16 Jan 2020 16:53:50 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by whitealder.osuosl.org (Postfix) with ESMTP id CF22B8682C; Thu, 16 Jan 2020 16:53:50 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id B4384C1D81; Thu, 16 Jan 2020 16:53:50 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 821A6C077D for ; Thu, 16 Jan 2020 16:53:49 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 7043987EA0 for ; Thu, 16 Jan 2020 16:53:49 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZISP0ZqmVGj4 for ; Thu, 16 Jan 2020 16:53:47 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by hemlock.osuosl.org (Postfix) with ESMTPS id 61D0987A8E for ; Thu, 16 Jan 2020 16:53:47 +0000 (UTC) Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 748DC2176D; Thu, 16 Jan 2020 16:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193627; bh=pYUCGLdMi6gDXVvxrUjAARZ0xY91qBFUik0lqrR9TTg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dH995/4+8IWYVT/rxPyF/t4Uq6El59Hwf6S1KRacmZ+7o4GnUlKSnprMUlCjb2O7M HX18UkBq84wm0E/NvNxp7MWDEHC/g+7yO6ie8pRLgCbBVL9GjEGa6CKMXzo3g/SgaY KsXfSGOQstg4TSEaGCpz1B9Ph7PjyGLNKiSCE4c0= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 161/205] dma-direct: don't check swiotlb=force in dma_direct_map_resource Date: Thu, 16 Jan 2020 11:42:16 -0500 Message-Id: <20200116164300.6705-161-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116164300.6705-1-sashal@kernel.org> References: <20200116164300.6705-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Cc: Sasha Levin , iommu@lists.linux-foundation.org, Robin Murphy , Christoph Hellwig X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" From: Christoph Hellwig [ Upstream commit 4268ac6ae5870af10a7417b22990d615f72f77e2 ] When mapping resources we can't just use swiotlb ram for bounce buffering. Switch to a direct dma_capable check instead. Fixes: cfced786969c ("dma-mapping: remove the default map_resource implementation") Reported-by: Robin Murphy Signed-off-by: Christoph Hellwig Acked-by: Marek Szyprowski Tested-by: Marek Szyprowski Signed-off-by: Sasha Levin --- kernel/dma/direct.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c index 8402b29c280f..867fd72cb260 100644 --- a/kernel/dma/direct.c +++ b/kernel/dma/direct.c @@ -375,7 +375,7 @@ dma_addr_t dma_direct_map_resource(struct device *dev, phys_addr_t paddr, { dma_addr_t dma_addr = paddr; - if (unlikely(!dma_direct_possible(dev, dma_addr, size))) { + if (unlikely(!dma_capable(dev, dma_addr, size))) { report_addr(dev, dma_addr, size); return DMA_MAPPING_ERROR; } -- 2.20.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu