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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 755B9C48BE6 for ; Wed, 16 Jun 2021 11:45:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 484C761369 for ; Wed, 16 Jun 2021 11:45:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232653AbhFPLrw (ORCPT ); Wed, 16 Jun 2021 07:47:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232521AbhFPLru (ORCPT ); Wed, 16 Jun 2021 07:47:50 -0400 Received: from mail-lj1-x236.google.com (mail-lj1-x236.google.com [IPv6:2a00:1450:4864:20::236]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61312C061574 for ; Wed, 16 Jun 2021 04:45:44 -0700 (PDT) Received: by mail-lj1-x236.google.com with SMTP id 131so3412756ljj.3 for ; Wed, 16 Jun 2021 04:45:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=dtd/r4kQdNTFgMzEtuMDxRln8AeazBFMNuFE+IwxLQ0=; b=tM9YyD9dbmrU6QAIak9v1L1Hze3NeFQPPNBEtD4omgZjEyhQcUg1q3wkLUmDpwXXOT 6u+FMb976YVcaypY+NkjNsra9tUi2NzMsuaXdS253tuTX+l569fNkUgrvOzggDbWTp8W ENky2qq1vTSb11/DZgVTmvzbf9N+SWxrHqqLmE895cQUdLDT00v5gJHuqst+RLC6DELx AZubyEXZLMybvYei/eZAvnHzFQnU3mWT2NbfPe9zTz+GpRTN5egfyB5q61LhPml0mNjt 9xsP8j3AJPQS9llNh712rLD/eGmKOg1uNQpb4kiRypPtttLcmaoFcMAzMHxwwR+iDCTV h9lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=dtd/r4kQdNTFgMzEtuMDxRln8AeazBFMNuFE+IwxLQ0=; b=KuDWhtTGygAQITnY24uA8y4P/W58N3fhLWzsWIPjHmS58RSF76yKLixHtxsNCHGyLm 2Ei1KEhKE+Clfiq28ioNifpSFAd9ukbGlCCCq5L10UgBKHWTmWZaXnCmrZuA4/W0kcks W+MI2E3XIEzpBV3XAalw4Okcnho2FO1sXry+8usLS7DKDtDlFiOxwbnKOkgTwXn4jEoS UXHGw+7egyYiChcnXyAGCDqqFEm12SVoexqy0RiCjEAK83n8IkjYUXFOST5IB+rnewPd Neq8D/e6ONGBnlFR5b+JQsoj8Csbvsh4BI+5YA7vb306FdJ2OM3D7s0FyvLCtH9hETyC HhVQ== X-Gm-Message-State: AOAM5300BHpjS3n50kNjqRvXLyi4R4MjQ9/YVknMEPiCUvUYl+PWCQQv HvQoWVJW4tun3qX0SRRuznO81L/OUCio74uXtwU= X-Google-Smtp-Source: ABdhPJzI40Mx409ixL6A8VaGSABYZuuy5E1EPuBErhnFhAQBqUvi8LwmZwSBohmrfaadIq0f8nBwGp02vfH8jjD6rDc= X-Received: by 2002:a05:651c:291:: with SMTP id b17mr2735729ljo.497.1623843942771; Wed, 16 Jun 2021 04:45:42 -0700 (PDT) MIME-Version: 1.0 References: <20210611095528.9230-1-roman_skakun@epam.com> <855a58e2-1e03-4763-cb56-81367b73762c@oracle.com> In-Reply-To: From: Roman Skakun Date: Wed, 16 Jun 2021 14:45:32 +0300 Message-ID: Subject: Re: [PATCH] swiotlb-xen: override common mmap and get_sgtable dma ops To: Boris Ostrovsky Cc: Konrad Rzeszutek Wilk , Juergen Gross , Stefano Stabellini , xen-devel@lists.xenproject.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Oleksandr Tyshchenko , Oleksandr Andrushchenko , Volodymyr Babchuk , Roman Skakun , Andrii Anisov Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > We make sure that we allocate contiguous memory in xen_swiotlb_alloc_coherent(). I understood. Thanks! -- Best Regards, Roman.