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=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 93FA6C433E9 for ; Tue, 23 Feb 2021 16:16:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5263164E60 for ; Tue, 23 Feb 2021 16:16:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233570AbhBWQQa (ORCPT ); Tue, 23 Feb 2021 11:16:30 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:50592 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233530AbhBWQQV (ORCPT ); Tue, 23 Feb 2021 11:16:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614096893; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=KeWt/IdGTJbN0yFn1dINL5p2N/1MlBP7qkRn7zeQuR0=; b=NkWubLjb0SbzRS2MEiWdF5YJ3oE/N+tRQK4bMN1AT2t3gDLKcR+ub6nn0+Dcz8T+zGBpQ5 1sg3MbrxvuCQ7MfMb9wjD0eVsjS+5mUmOQPclWoZ8UOkkF7R/FPjgg7Xr5JvAnC9XSgsj3 PQ6hEaqUElIclJr9n6AA4yjsuFFx3P4= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-442-YAmqfG1jNpG7T0OnNp1QDw-1; Tue, 23 Feb 2021 11:14:49 -0500 X-MC-Unique: YAmqfG1jNpG7T0OnNp1QDw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3326791271; Tue, 23 Feb 2021 16:14:32 +0000 (UTC) Received: from oldenburg.str.redhat.com (ovpn-113-131.ams2.redhat.com [10.36.113.131]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 16EBD722CE; Tue, 23 Feb 2021 16:14:24 +0000 (UTC) From: Florian Weimer To: Piotr Figiel Cc: Andrew Morton , mathieu.desnoyers@efficios.com, peterz@infradead.org, paulmck@kernel.org, boqun.feng@gmail.com, oleg@redhat.com, Alexey Dobriyan , Andrei Vagin , linux-kernel@vger.kernel.org, posk@google.com, kyurtsever@google.com, ckennelly@google.com, pjt@google.com, emmir@google.com, linux-man@vger.kernel.org, linux-api@vger.kernel.org Subject: Re: [PATCH] ptrace: add PTRACE_GET_RSEQ_CONFIGURATION request References: <20210222100443.4155938-1-figiel@google.com> Date: Tue, 23 Feb 2021 17:15:08 +0100 In-Reply-To: <20210222100443.4155938-1-figiel@google.com> (Piotr Figiel's message of "Mon, 22 Feb 2021 11:04:43 +0100") Message-ID: <878s7ewyk3.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Piotr Figiel: > diff --git a/include/uapi/linux/ptrace.h b/include/uapi/linux/ptrace.h > index 83ee45fa634b..d54cf6b6ce7c 100644 > --- a/include/uapi/linux/ptrace.h > +++ b/include/uapi/linux/ptrace.h > @@ -102,6 +102,14 @@ struct ptrace_syscall_info { > }; > }; > > +#define PTRACE_GET_RSEQ_CONFIGURATION 0x420f > + > +struct ptrace_rseq_configuration { > + __u64 rseq_abi_pointer; > + __u32 signature; > + __u32 pad; > +}; The flags and the structure size appear to be missing here. Thanks, Florian