Received: by 2002:a05:6a10:c604:0:0:0:0 with SMTP id y4csp521644pxt; Thu, 12 Aug 2021 03:59:04 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw64ZXSGeBbJKpGGfX5sGaoc4AMKRquQPcv/OZslYTWvLR4FQ1ntQa1gXTBgRqXI0C8YfdR X-Received: by 2002:a05:6e02:f85:: with SMTP id v5mr2285716ilo.289.1628765944284; Thu, 12 Aug 2021 03:59:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628765944; cv=none; d=google.com; s=arc-20160816; b=aE9rXv181lPD7sBaOYBIliyOr4sX9ljRrXGYrxCJrTEq7E0X8iNQuy/GR3RLknNSFz //nCGiGHzIxlq8Dvqcp/DH7MKDj6iB3bHETxWPGG1jh9MrXcyHr/gR2uduUnbvTeJzBq NE1DTzGAkSMn4PEMDo32YnRTYNdT+4jtjwtEYHbruKcreMhKLxyBC7crnTwx0/qYwxL7 qlnho3/t0R5kwVjhpBmp48PtS6gzrUA1gw53DoMmNSPiiPXspO/9+slv58mkmIcfr+F9 Z3WUIVIC/ZhaIiwAe5CjifRjQXCwhyrwJW2hmF8wui+VZF8VHIDznmqZb2wkG9pdkLCw 8jCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=pGCgCY+Jg8OG3eMWpFcSgmKpwiAj6/hEJKlwIo/G/00=; b=QwNPH6s/4sl5WOVgAi06uV7hSUmfKvQzoSQBjl/9yTbDxl0vMV1viu7PstcYvJ4xSx u4UeUknhAlNXC3lkvzCVXU2untGVhvtpZXtbTwGgG+qO9m5ekvx+nmjkcnrUNyVMCI6h KXdR9y7DxjOqaiURjs+v8ir3Xps5xcAEPfWbjFJw20J/nRuHjTwN7ew3wWnJFBrAbv6C 9EY5r50CwlYvzXs6II1+Ggx7Z3YaYgJkNLDDaWrUPC8by4JKHIlh5XWjpOmqKo7z7mbw 09c0Io36/O5g8pcba7al7fN5PjOagCt29E6w+1SgAzbELAs3ebtosYANy2hPsIBEVOTP q07g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=0Ty1jQW8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y15si2573110ily.49.2021.08.12.03.58.52; Thu, 12 Aug 2021 03:59:04 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=0Ty1jQW8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236548AbhHLK5G (ORCPT + 99 others); Thu, 12 Aug 2021 06:57:06 -0400 Received: from mail.kernel.org ([198.145.29.99]:48610 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235757AbhHLK5G (ORCPT ); Thu, 12 Aug 2021 06:57:06 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id B1BEF60EE2; Thu, 12 Aug 2021 10:56:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1628765799; bh=JQ49RIs4tScxZTrVQLLfWjfpp/JzJQocwkDGrnp+ydc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=0Ty1jQW8ja4W7AHe+IT9Yfv7tT0qip/V8KcYyR3eZCkMKU9XdrHtcXFmKmsXhU5m3 A8vX1iH+k7oE11CkdUB7i7PKkEaz6rUKqugBU+8SY6EV5tOuih6it77igBwoAEbkHO CaajIAmAMJ9MA8rNkYALtgj8UCUop18TBynkonGs= Date: Thu, 12 Aug 2021 12:56:36 +0200 From: Greg Kroah-Hartman To: Tyler Hicks Cc: Pavel Machek , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Sumit Garg , Jens Wiklander Subject: Re: [PATCH 4.19 36/54] tee: add tee_shm_alloc_kernel_buf() Message-ID: References: <20210810172944.179901509@linuxfoundation.org> <20210810172945.369365872@linuxfoundation.org> <20210811072434.GB10829@duo.ucw.cz> <20210811133427.GG5469@sequoia> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210811133427.GG5469@sequoia> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 11, 2021 at 08:34:27AM -0500, Tyler Hicks wrote: > On 2021-08-11 09:24:34, Pavel Machek wrote: > > Hi! > > > > > commit dc7019b7d0e188d4093b34bd0747ed0d668c63bf upstream. > > > > > > Adds a new function tee_shm_alloc_kernel_buf() to allocate shared memory > > > from a kernel driver. This function can later be made more lightweight > > > by unnecessary dma-buf export. > > > > 5.10 contains follow-up patches actually using the export, but 4.19 > > does not. I believe it should be dropped from 4.19. > > That's correct. Those follow-up patches that made use of this function > were only needed back to 5.4. Now dropped, thanks. greg k-h