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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 088DCC76191 for ; Mon, 15 Jul 2019 16:01:48 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 D1C80205ED for ; Mon, 15 Jul 2019 16:01:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="uNLlJ0Z+"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="m3ylaWA1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D1C80205ED Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Qw6BmqzBXbH3JyjDqqedgrc3iJpKUSodbV8ysdeghdI=; b=uNLlJ0Z+x5Bh+b DowlOYbuAfaJiWEL4yxYuGnBVRGzdTRR1PD5UGWGPdfN236lHMrCpLH1Fslu7cV7GvDiLlW4Jwvog +3iUsIKOSWsB2RzAvBoSnfGwgcbCB0Rog6Vi+eFGC9fEWkc/gifzQ4gbDSi/UnjWfZWtV3gC95JiI 6ipeWVIv3s7lWNHz4nrp2ygfJPkd5T99H0ZlTnSFMcygGTKlcYEJhV1J4qy8wivU7RHyFBib77jYI BzwQQPMzys06+2bm6uPJmSZRBsmmG5Y3x6DcO94V+2GoZFg/UERgyWhbdtbtS1eRRqbBdKQF8XAUI 2VNbaDECkIxz7xCKHvHg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hn3Q9-0001JL-2c; Mon, 15 Jul 2019 16:01:45 +0000 Received: from mail-pg1-x543.google.com ([2607:f8b0:4864:20::543]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hn3Q5-0001Im-WC for linux-arm-kernel@lists.infradead.org; Mon, 15 Jul 2019 16:01:43 +0000 Received: by mail-pg1-x543.google.com with SMTP id o13so7907115pgp.12 for ; Mon, 15 Jul 2019 09:01:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=lChEEghQFkJA0ae9eAwhZ0QJmvdqy/WLUOFz361BXCQ=; b=m3ylaWA1nfDKOLFQBZbi5lVR91/hvH9n6ddTo7/UGe/KLQTke6nfJGGnTYTOxi8VCA HfS0hKS7p+bVQo6gCnikJZrIRnFAsBOo76vo66MNNR76VN9RpCPaB5uiN9mXzb/wKBaC 2YPMCtyHAVUy8c0n2Hy0noVhGDDAso8pOP+OWaQofcmHPvFQjxyIKXwz5wkCf0bTrn7S NzX5/+eAUp4zqkWQrLjg7UELrWGHhufD8/uShStHD6i3q1aY9KquzAKDzGkmcTnssS5F Z3nCiKnfqdcqBaEFScvEV6fXgwg7XscQvG1/2qeAbDEIc8Yoj5aguZfuLCcnlHXlWZQG m73g== 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=lChEEghQFkJA0ae9eAwhZ0QJmvdqy/WLUOFz361BXCQ=; b=HPase9Y7kCEpOD2xfSUEbydRaFTzK6/QCFWcjhyFMwV9dLeImFJ1ZdZW2xbk+BWXVb DsmBm3E5KDadVdSaPzMIvH5HThLc65+nqk+AIgSU4Vi3W7/7DrZdZ2wPbPZMxZchRecL 77e0cujEUhPrQlMBIqIWIN6LN7Af2cNFtuB4eTR4A96dysm2iv4uNvyZxBxZWhKK6Su+ GL+5YWzFuWVIcRXcwu+PbP6oTPr+MS+BhdSM0x7hwdYdEseOPp1+op78nJY4j7QLSpS3 A3hv3wY5ZxRakvWL6O0641ds57BiB0LUFfD4cfufqlY2K/M61a5uZLN1TQA3xnfEAL6O xRZA== X-Gm-Message-State: APjAAAWILYnBeL0YC5vPDkX6+FX7RXf8mHSAmggk+AClKwSkD475tIa6 p//u4Z3L1F7j1rYrPNlfRsFwjNq+Bpe/3MqTb0rRuVmGEr4nqQ== X-Google-Smtp-Source: APXvYqyLZ0wS0QgBngEcy3YbbCLzw5RatJ3FtyfhyqUYHKhFv456jIze9R6yuxvC6+RP9cmNsJEN8HfxXPuILyhJ/1w= X-Received: by 2002:a17:90a:a116:: with SMTP id s22mr29861239pjp.47.1563206500702; Mon, 15 Jul 2019 09:01:40 -0700 (PDT) MIME-Version: 1.0 References: <20190624174015.GL29120@arrakis.emea.arm.com> In-Reply-To: <20190624174015.GL29120@arrakis.emea.arm.com> From: Andrey Konovalov Date: Mon, 15 Jul 2019 18:01:29 +0200 Message-ID: Subject: Re: [PATCH v18 11/15] IB/mlx4: untag user pointers in mlx4_get_umem_mr To: Jason Gunthorpe X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190715_090142_057143_618E2B9D X-CRM114-Status: GOOD ( 16.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , kvm@vger.kernel.org, Szabolcs Nagy , Catalin Marinas , Will Deacon , dri-devel@lists.freedesktop.org, Linux Memory Management List , Khalid Aziz , "open list:KERNEL SELFTEST FRAMEWORK" , Felix Kuehling , Vincenzo Frascino , Jacob Bramley , Leon Romanovsky , linux-rdma@vger.kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Dmitry Vyukov , Dave Martin , Evgeniy Stepanov , linux-media@vger.kernel.org, Kevin Brodsky , Kees Cook , Ruben Ayrapetyan , Ramana Radhakrishnan , Alex Williamson , Mauro Carvalho Chehab , Linux ARM , Kostya Serebryany , Greg Kroah-Hartman , Yishai Hadas , LKML , Jens Wiklander , Lee Smith , Alexander Deucher , Andrew Morton , enh , Robin Murphy , Christian Koenig , Luc Van Oostenryck Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 24, 2019 at 7:40 PM Catalin Marinas wrote: > > On Mon, Jun 24, 2019 at 04:32:56PM +0200, Andrey Konovalov wrote: > > This patch is a part of a series that extends kernel ABI to allow to pass > > tagged user pointers (with the top byte set to something else other than > > 0x00) as syscall arguments. > > > > mlx4_get_umem_mr() uses provided user pointers for vma lookups, which can > > only by done with untagged pointers. > > > > Untag user pointers in this function. > > > > Signed-off-by: Andrey Konovalov > > --- > > drivers/infiniband/hw/mlx4/mr.c | 7 ++++--- > > 1 file changed, 4 insertions(+), 3 deletions(-) > > Acked-by: Catalin Marinas > > This patch also needs an ack from the infiniband maintainers (Jason). Hi Jason, Could you take a look and give your acked-by? Thanks! > > -- > Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel