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=-9.5 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,URIBL_BLOCKED,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 E4DBBC3A5A8 for ; Mon, 2 Sep 2019 08:34:57 +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 AEE1D21874 for ; Mon, 2 Sep 2019 08:34:57 +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="cYu84DUj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AEE1D21874 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 4E977CBF; Mon, 2 Sep 2019 08:34:57 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id BBD79CB7 for ; Mon, 2 Sep 2019 08:34:55 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-pg1-f195.google.com (mail-pg1-f195.google.com [209.85.215.195]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 6D808709 for ; Mon, 2 Sep 2019 08:34:55 +0000 (UTC) Received: by mail-pg1-f195.google.com with SMTP id l21so7137055pgm.3 for ; Mon, 02 Sep 2019 01:34:55 -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=uFmY0zGFn+EQnA57VOg3VeO9qiRTqjJoOe1gdV98IwA=; b=cYu84DUjPTKSgEfeLZtea5ZEO+oEaJLALl1KB7muOH5m/fFs57yP+LCBWA6ArhPio2 WkWh2wrJ47bV5YbLwT4iwCqb0Ai/rODNnzr2DLp/L4oyyVLmYnl8diGTiWZcLmPts4RT Fvycb5VDcIqhCDQUwOkf5B/KrPFRGEDMpFQ0ye36mXAuIE2ktSav4aoIKXNO5UKgjCs9 XeRU/NPTPSKO6SIsAXPP6l9CAopbF2aMh6wQABGv4Bll8xPxRW8O0MHHWhR31XaYpl8N rSDNcLd/VdJKmITmEkdXcJB0iI2uADXabuFqj6oUAtUumdu4JVui5i97iRe4w4fSGhL9 VORQ== 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=uFmY0zGFn+EQnA57VOg3VeO9qiRTqjJoOe1gdV98IwA=; b=sEEYrxTTsAAEoziLLVR3rutr5ogyr6uuVsU1+sJmseKi4Psb/GADmHJ+zCpFR5kaTM eUUwOxZ0MqMg0wVY0qMZO/1wDEvAUQCiEAMwRmG2OlwWK5RcpDqu4TmxzrVDp8Y51bDW m9BBnRxrxehGFAVX0FAAw1YBvIrZlcJ7JwQudry7rcm/z1hggMvQYpFplTlRmvgwKsj2 Hupu4ym3622Pie4VljVFTBwQRwYp+3/Gjyjd+Bm1zqmudt3nBPdi2LUjWI4PgraKgH6l 36lE2yFCK/TIURQjZnkp3b06ykgTQ4h7jVdn0U6Q0EQiN8LE+mRMhP69QJuuCKLWRiHf Ot8g== X-Gm-Message-State: APjAAAU1S0AldZg8LUqleH0c3DvPrdwhdEHqfIYpzDnznjXMBXyaE3UF JDH7h5K85+2fRWyN208GKao= X-Google-Smtp-Source: APXvYqykyTr1V1UXoAhEng9PvF5ygE64bFW8pzDF90EN8gbWoiWOHtdCIKRzyJWgs9NYY7KHzCPF3A== X-Received: by 2002:a63:184b:: with SMTP id 11mr25468636pgy.112.1567413294974; Mon, 02 Sep 2019 01:34:54 -0700 (PDT) Received: from jordon-HP-15-Notebook-PC.domain.name ([49.207.50.39]) by smtp.gmail.com with ESMTPSA id g9sm6977813pjl.0.2019.09.02.01.34.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 02 Sep 2019 01:34:53 -0700 (PDT) From: Souptick Joarder To: konrad.wilk@oracle.com, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org Subject: [PATCH v2] swiotlb-xen: Convert to use macro Date: Mon, 2 Sep 2019 14:09:58 +0530 Message-Id: <1567413598-4477-1-git-send-email-jrdr.linux@gmail.com> X-Mailer: git-send-email 1.9.1 Cc: Souptick Joarder , xen-devel@lists.xenproject.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, sabyasachi.linux@gmail.com 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 Reviewed-by: Juergen Gross --- 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