From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 52F88A0A02; Fri, 15 Jan 2021 07:57:46 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 09506140D36; Fri, 15 Jan 2021 07:57:46 +0100 (CET) Received: from mail-pf1-f177.google.com (mail-pf1-f177.google.com [209.85.210.177]) by mails.dpdk.org (Postfix) with ESMTP id C5DDE140D1A for <dev@dpdk.org>; Fri, 15 Jan 2021 07:57:44 +0100 (CET) Received: by mail-pf1-f177.google.com with SMTP id c12so4892008pfo.10 for <dev@dpdk.org>; Thu, 14 Jan 2021 22:57:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=KMGQAO5EAQVbvi4n0wAm1SHQkefFM0ULXq0rScnKV9Y=; b=dEv8t5ac8gO2mn5DlhIkq7i0rXxkZHhHDiYrpaIxDhIwyPnSlTcUWn1k0d73fOhQ6F zJadP+a1UqCMmOZhz+LyUhdG361Srxg6MqACJgW3AVLewv5i7PM0QfFfQPPTyAOke+Pp Iwbv64lGqcEE8caBuBx9CpfxD5mvs8ofmtBnZ49sjHIP/d7o7LDtyd6+haiCxx8hkL2r y0yldCTKu0uMvqCBbtpGajVmweEuL753U9jHL6sophsv+pEJGzPEA6xXY9fPCvB4E+JT Ek4zqDCh1Zjwihh3+sRqcmZD7FisRLaI+xjw4gOu3GHrF60UnzOXHOZuxTnZg7tpEWGW 6KdA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=KMGQAO5EAQVbvi4n0wAm1SHQkefFM0ULXq0rScnKV9Y=; b=FQhgsxdaC+s0X6rKLgU1kBs7oZM+3VD0JuGLWB4IUMbsYi11sKl3TxpOatFq5uZfJt 4EV0A59PvG4sdhiGxvARDW9clXUEHCRh1WHFYjQL4XcS88R3UDWepUg9kC8ZG7ybGAMm +saHWSJeqPmp+gZI5svBEfs92FKJrCsSUNoZinAYVcOs7wc34NEt8tzLPMRhC0y3+XUH Ond3wxde9ARM32g/V8OCpYHRqF9ATOGiYE1g4DZE4xHpjQKoJroCjAnZIpNEExKiDuIL B+beHk9G/YhgsayNgiWfIIARrfDzqJSTl1xBkVw6FOttcbXGIkLxDUHGo3mIQrEx8xCD gDdg== X-Gm-Message-State: AOAM530ziWTyZxwO5qdtm6tvXUEtCPOB5LFSLii6A81y0vIU2w5dF2gc V0P5+aSxyv8k6IHuYhmnDko= X-Google-Smtp-Source: ABdhPJyu3Y2bRw5Xig0xSUzl2kIyg5vZ55t+Ayli0h8FaSboUACFFXXpvZr1yfqEqTkmuWDzsnb9Gg== X-Received: by 2002:a63:e20b:: with SMTP id q11mr6655490pgh.396.1610693863853; Thu, 14 Jan 2021 22:57:43 -0800 (PST) Received: from gmail.com ([1.6.215.26]) by smtp.gmail.com with ESMTPSA id z5sm6918983pff.44.2021.01.14.22.57.41 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 14 Jan 2021 22:57:43 -0800 (PST) Date: Fri, 15 Jan 2021 12:27:16 +0530 From: Nithin Dabilpuram <nithind1988@gmail.com> To: David Marchand <david.marchand@redhat.com> Cc: "Burakov, Anatoly" <anatoly.burakov@intel.com>, David Christensen <drc@linux.vnet.ibm.com>, Jerin Jacob Kollanukkaran <jerinj@marvell.com>, dev <dev@dpdk.org> Message-ID: <YAE8bTZREe8MBwY+@gmail.com> References: <20201012081106.10610-1-ndabilpuram@marvell.com> <20210112173923.30320-1-ndabilpuram@marvell.com> <20210112173923.30320-4-ndabilpuram@marvell.com> <CAJFAV8yHDO4=Z4e---V+sniUr=Qaik1dqaWBnuUw-M+TJr_y9g@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <CAJFAV8yHDO4=Z4e---V+sniUr=Qaik1dqaWBnuUw-M+TJr_y9g@mail.gmail.com> Subject: Re: [dpdk-dev] [PATCH v7 3/3] test: change external memory test to use system page sz X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> On Thu, Jan 14, 2021 at 05:30:05PM +0100, David Marchand wrote: > On Tue, Jan 12, 2021 at 6:39 PM Nithin Dabilpuram > <ndabilpuram@marvell.com> wrote: > > > > Currently external memory test uses 4K page size. > > VFIO DMA mapping works only with system page granularity. > > > > Earlier it was working because all the contiguous mappings > > were coalesced and mapped in one-go which ended up becoming > > a lot bigger page. Now that VFIO DMA mappings both in IOVA as VA > > and IOVA as PA mode, are being done at memseg list granularity, > > we need to use system page size. > > When you say "earlier", do you mean before this series? > The other patches have been marked for backports, so either this test > change must be too, or its content must be squashed in the right patch > of this series. Yes, I meant before this series when I said "earlier". Missed to cc stable on this patch. Will send a V8. > > > -- > David Marchand >