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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6670CCCA479 for ; Fri, 8 Jul 2022 00:53:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236299AbiGHAxp (ORCPT ); Thu, 7 Jul 2022 20:53:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54430 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229436AbiGHAxn (ORCPT ); Thu, 7 Jul 2022 20:53:43 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 876F96B249; Thu, 7 Jul 2022 17:53:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=35SNbNDdnAJ/BYZDN8T44SRH2L1OpLCF0GMBsdrOlCQ=; b=OwXxltOVK4cODwJ2wABswCKIcm XtbpSMkSfU2ETLzDxewlhANYepBKW3DeKDjnU5i3hIDouV/T/GbuHhZjFeXKnSLivBaap9AOWCUgO 2CJUbBKMA+QHsHyll2xPg6KMg4akk550pgw+vRdWE5ByGbiKOXuhyya64IxWJM21jRtMvd0ciUEYz XFNjx8PYfM0Gpf7DGJPY/Uu584LqHJTfV5JYn8hk2Dr7euMJBrR2ElhfSWj7S7XHH2p5G38KtX2EW tEqkF+gr0GSUWZZZzLKycT95RV2uNY1hDxL7lztAv5Mdtpt/TcfQL6HCGygb3J1bsIZTYUt8uww4T 8mJIbDDA==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o9cFW-000tAn-3X; Fri, 08 Jul 2022 00:53:38 +0000 Date: Thu, 7 Jul 2022 17:53:38 -0700 From: Luis Chamberlain To: Song Liu Cc: Song Liu , bpf , lkml , Linux-MM , Daniel Borkmann , Kernel Team , "x86@kernel.org" , "dave.hansen@linux.intel.com" , "rick.p.edgecombe@intel.com" Subject: Re: [PATCH v6 bpf-next 0/5] bpf_prog_pack followup Message-ID: References: <20220707223546.4124919-1-song@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Luis Chamberlain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 07, 2022 at 11:52:58PM +0000, Song Liu wrote: > > On Jul 7, 2022, at 3:59 PM, Luis Chamberlain wrote: > > > > On Thu, Jul 07, 2022 at 03:35:41PM -0700, Song Liu wrote: > >> This set is the second half of v4 [1]. > >> > >> Changes v5 => v6: > >> 1. Rebase and extend CC list. > > > > Why post a new iteration so soon without completing the discussion we > > had? It seems like we were at least going somewhere. If it's just > > to include mm as I requested, sure, that's fine, but this does not > > provide context as to what we last were talking about. > > Sorry for sending v6 too soon. The primary reason was to extend the CC > list and add it back to patchwork (v5 somehow got archived). > > Also, I think vmalloc_exec_ work would be a separate project, while this > set is the followup work of bpf_prog_pack. Does this make sense? > > Btw, vmalloc_exec_ work could be a good topic for LPC. It will be much > more efficient to discuss this in person. What we need is input from mm / arch folks. What is not done here is what that stuff we're talking about is and so mm folks can't guess. My preference is to address that. I don't think in person discussion is needed if the only folks discussing this topic so far is just you and me. Luis