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=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 C7259C433E1 for ; Sun, 2 Aug 2020 12:01:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AE4CE2075B for ; Sun, 2 Aug 2020 12:01:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728242AbgHBMBZ (ORCPT ); Sun, 2 Aug 2020 08:01:25 -0400 Received: from jabberwock.ucw.cz ([46.255.230.98]:51464 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728179AbgHBMBZ (ORCPT ); Sun, 2 Aug 2020 08:01:25 -0400 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 640651C0BD4; Sun, 2 Aug 2020 14:01:21 +0200 (CEST) Date: Sun, 2 Aug 2020 14:01:15 +0200 From: Pavel Machek To: Gabriel Krisman Bertazi Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org, kernel@collabora.com, willy@infradead.org, luto@kernel.org, gofmanp@gmail.com, keescook@chromium.org, linux-kselftest@vger.kernel.org, shuah@kernel.org Subject: Re: [PATCH v4 0/2] Syscall User Redirection Message-ID: <20200802120115.GC1289@bug> References: <20200716193141.4068476-1-krisman@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200716193141.4068476-1-krisman@collabora.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi! > This is v4 of Syscall User Redirection. The implementation itself is > not modified from v3, it only applies the latest round of reviews to the > selftests. > > __NR_syscalls is not really exported in header files other than > asm-generic for every architecture, so it felt safer to optionally > expose it with a fallback to a high value. > > Also, I didn't expose tests for PR_GET as that is not currently > implemented. If possible, I'd have it supported by a future patchset, > since it is not immediately necessary to support this feature. > > Finally, one question: Which tree would this go through? Should it come with Documentation? How does it interact with ptrace, seccomp and similar? Pavel (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html