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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 57514C4360C for ; Thu, 4 Mar 2021 00:08:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3638264FA0 for ; Thu, 4 Mar 2021 00:08:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237342AbhCDAHV (ORCPT ); Wed, 3 Mar 2021 19:07:21 -0500 Received: from vmicros1.altlinux.org ([194.107.17.57]:36056 "EHLO vmicros1.altlinux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235127AbhCCVmk (ORCPT ); Wed, 3 Mar 2021 16:42:40 -0500 Received: from mua.local.altlinux.org (mua.local.altlinux.org [192.168.1.14]) by vmicros1.altlinux.org (Postfix) with ESMTP id BC10672C8B8; Thu, 4 Mar 2021 00:40:53 +0300 (MSK) Received: by mua.local.altlinux.org (Postfix, from userid 508) id AAEF27CC8A2; Thu, 4 Mar 2021 00:40:53 +0300 (MSK) Date: Thu, 4 Mar 2021 00:40:53 +0300 From: "Dmitry V. Levin" To: Oleg Nesterov Cc: Sergei Trofimovich , Tony Luck , Fenghua Yu , Andrew Morton , linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org Subject: Re: [PATCH] ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign Message-ID: <20210303214053.GA19445@altlinux.org> References: <20210221002554.333076-1-slyfox@gentoo.org> <20210221002554.333076-2-slyfox@gentoo.org> <20210302233925.081075e0@sf> <20210303143018.GB28955@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210303143018.GB28955@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 03, 2021 at 03:30:19PM +0100, Oleg Nesterov wrote: > On 03/02, Sergei Trofimovich wrote: > > > > > --- a/arch/ia64/include/asm/syscall.h > > > +++ b/arch/ia64/include/asm/syscall.h > > > @@ -32,7 +32,7 @@ static inline void syscall_rollback(struct task_struct *task, > > > static inline long syscall_get_error(struct task_struct *task, > > > struct pt_regs *regs) > > > { > > > - return regs->r10 == -1 ? regs->r8:0; > > > + return regs->r10 == -1 ? -regs->r8:0; > > > } > > > > > > static inline long syscall_get_return_value(struct task_struct *task, > > > -- > > > 2.30.1 > > > > > > > Andrew, would it be fine to pass it through misc tree? > > Or should it go through Oleg as it's mostly about ptrace? > > We usually route ptrace fixes via mm tree. > > But this fix and another patch from you "ia64: fix ia64_syscall_get_set_arguments() > for break-based syscalls" look very much ia64 specific. I don't think it's actually > about ptrace, and I didn't even try to review these patches because I do not > understand this low level ia64 code. > > Can it be routed via ia64 tree? Add Tony and Fenghua... Apparently [1], ia64 architecture is now orphaned, so we don't have this option anymore. [1] https://git.kernel.org/torvalds/c/96ec72a3425d1515b69b7f9dc34a4a6ce5862a37 -- ldv