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=-6.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 60A80C433E9 for ; Tue, 2 Feb 2021 17:48:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2BD5864F6F for ; Tue, 2 Feb 2021 17:48:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233991AbhBBRrh (ORCPT ); Tue, 2 Feb 2021 12:47:37 -0500 Received: from mail.kernel.org ([198.145.29.99]:49956 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237711AbhBBRpa (ORCPT ); Tue, 2 Feb 2021 12:45:30 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id AD4AA64F5F; Tue, 2 Feb 2021 17:44:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612287890; bh=Huh4himrnJQ9obbj+IIUqJHftGB0fTq9/gaoWoFoc8M=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XeTIuUro/lvwI0+pDd0IkXmDHc/a/0SDf4bKyjzkRij/oL9naQF+fRAijRV8SiMke T07TJ3/Rr/uYFk9zQ+cDsVaewBxeJSroIAx3t87Y4KrkmUXg9GdqdG2Zw5QTuDeYIP yQxzs7hhB+ox8NyhUkY0daLhFAePskxdWyZwHTSAHeRY90MoYjiUMUpQ02pe19XdK2 x9vx/yGMLRtxotWolxRjnjxDeRniDmyR9OT95EH+Rfu3ZRNumRmtcHz4O0upt4bxmI hZWwSROwB0myc+j2R+w5M40tyDmxBESaoIXf4lZUsn92wsGGVMTxCZmXAgohc/39jT 2n6cBQM7ppjfw== Date: Tue, 2 Feb 2021 19:44:42 +0200 From: Jarkko Sakkinen To: "Michael Kerrisk (man-pages)" Cc: linux-man@vger.kernel.org, linux-sgx@vger.kernel.org, dave.hansen@linux.intel.com Subject: Re: [PATCH v2] sgx.7: New page with overview of Software Guard eXtensions (SGX) Message-ID: References: <20201222004108.49159-1-jarkko@kernel.org> <16f13aee-a966-ecd4-6f08-d9d7b0e869f3@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org On Thu, Jan 21, 2021 at 03:33:05PM +0100, Michael Kerrisk (man-pages) wrote: > Hi Jarko, Jarkko :-) > On 1/21/21 12:18 PM, Jarkko Sakkinen wrote: > > On Tue, Dec 22, 2020 at 07:53:24PM +0100, Michael Kerrisk (man-pages) wrote: > >>> * Fixed the semantic newlines convention and various style errors etc. > >>> that were reported by Alenjandro and Michael. > > s/Alenjandro/Alejandro/ :-) Just had to mention the typo above because of this, sorry :-) I'll fix this. > > So the thing is that there is reserved memory, consider it as a bit like > > VRAM. This memory can be oversubscribed. Then when you create an enclave > > you consume these pages. When running out of them, the kernel swaps pages > > from enclaves across the system currently based on a trivial FIFO policy. > > So these regions define kind of the memory pool for all enclaves running in > > the system. > > SO, is there some suitable change for the manual page text? What if I just edit it from this? I think the video RAM comparison makes this common sense understandable. There's restricted memory shared by processes and managed by the kernel. /Jarkko