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=-9.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,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 8555CC3A5A4 for ; Sun, 1 Sep 2019 19:23:50 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 3FFD22190F for ; Sun, 1 Sep 2019 19:23:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="TjHWNZc0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3FFD22190F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 210C2CAB; Sun, 1 Sep 2019 19:23:49 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id CA096CA8 for ; Sun, 1 Sep 2019 19:23:48 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-pl1-f196.google.com (mail-pl1-f196.google.com [209.85.214.196]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 82D99709 for ; Sun, 1 Sep 2019 19:23:48 +0000 (UTC) Received: by mail-pl1-f196.google.com with SMTP id az1so4632926plb.6 for ; Sun, 01 Sep 2019 12:23:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=MYmyqV51fBjQuhWN4wRJPBtp4cf5jebojptEpCVLVOk=; b=TjHWNZc0ZSAdLlICAmRNnY+1VKMb8ksQKlv2+3dqXX/Od6eAOEyRzvUwKpJvFshVrH HrrR7AzO7vyxkqqq8e3qYBKsKhC710WpwJN5/HLGqabKuwsVKvT8Sxq69tP2BrP4baWQ TA1MQp/Z3dMDgmRYKP/hQw4iGFquZ8eBXYA2xQazOg9QcT0Mqd4MnqWbbiBmuBpqBjle PLMS6HCjOTxicYWnq0Tbkd59InVsarbuDZZylarrhkkwwRu1H69HlAunEjCuH+pw53pV iqK/4yVXBpneAsahpXA1yg5WXLEApVp2prY059J8ZTkETMIFe9z2++wpWf0qXGy8sUHH AT5Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=MYmyqV51fBjQuhWN4wRJPBtp4cf5jebojptEpCVLVOk=; b=M2K92hupOs2/kVDr7UJCTG36qFd8Ec6gw0yC+7fpEc+wZpC/+eZN0MfpjF+dOzZuP9 +ScLk/goMsoL4ys+wYmAPYOlH9jWqFwH9rCIQFpir03G1r4QDtrNXfaEZ+0Gs0II6vYc OZ08y/0rFaWRWXeCznsUHibNKqur6c8QhvM4p0M0JidsFzjdk+kwzpiV/JR+I5c1Udtu NvLfRZrUSPZgQ8gre7EnUKreib03febuXhewGU3BJWd0Holvy/mt4RQXeQJglwpsPijU DMJxq3tcXfRk6e2ZU7u67q0qwSJyPcn8VGUwOin2+JGQ8PcbS8UjtgjM9J20618IxW0J hs8Q== X-Gm-Message-State: APjAAAW2mLE/OyycShp8jbVfYZu2muaPKUwHWWgM7kgHEFLKhaIjA7bH 3ZowSuIMprlK4IrCeH8Wevg= X-Google-Smtp-Source: APXvYqxVwAyX5i9CZCLq1N9HsR4W+F1HPa3PbBb79wf4iu91tGmUo6frN78M/h5qjGemTUYvUXOSQQ== X-Received: by 2002:a17:902:744a:: with SMTP id e10mr20291723plt.239.1567365828132; Sun, 01 Sep 2019 12:23:48 -0700 (PDT) Received: from jordon-HP-15-Notebook-PC.domain.name ([106.51.20.96]) by smtp.gmail.com with ESMTPSA id s7sm21910679pfb.138.2019.09.01.12.23.44 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 01 Sep 2019 12:23:46 -0700 (PDT) From: Souptick Joarder To: konrad.wilk@oracle.com, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org Subject: [PATCH] swiotlb-zen: Convert to use macro Date: Mon, 2 Sep 2019 00:58:56 +0530 Message-Id: <1567366136-874-1-git-send-email-jrdr.linux@gmail.com> X-Mailer: git-send-email 1.9.1 Cc: xen-devel@lists.xenproject.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Souptick Joarder X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Rather than using static int max_dma_bits, this can be coverted to use as macro. Signed-off-by: Souptick Joarder --- drivers/xen/swiotlb-xen.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index ae1df49..d1eced5 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -38,6 +38,7 @@ #include #include +#define MAX_DMA_BITS 32 /* * Used to do a quick range check in swiotlb_tbl_unmap_single and * swiotlb_tbl_sync_single_*, to see if the memory was in fact allocated by this @@ -114,8 +115,6 @@ static int is_xen_swiotlb_buffer(dma_addr_t dma_addr) return 0; } -static int max_dma_bits = 32; - static int xen_swiotlb_fixup(void *buf, size_t size, unsigned long nslabs) { @@ -135,7 +134,7 @@ static int is_xen_swiotlb_buffer(dma_addr_t dma_addr) p + (i << IO_TLB_SHIFT), get_order(slabs << IO_TLB_SHIFT), dma_bits, &dma_handle); - } while (rc && dma_bits++ < max_dma_bits); + } while (rc && dma_bits++ < MAX_DMA_BITS); if (rc) return rc; -- 1.9.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu