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 EE785C77B76 for ; Mon, 17 Apr 2023 18:33:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229958AbjDQSd0 (ORCPT ); Mon, 17 Apr 2023 14:33:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230197AbjDQSdU (ORCPT ); Mon, 17 Apr 2023 14:33:20 -0400 Received: from mail.zytor.com (unknown [IPv6:2607:7c80:54:3::138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2A4EF46A8 for ; Mon, 17 Apr 2023 11:33:19 -0700 (PDT) Received: from [127.0.0.1] ([73.231.166.163]) (authenticated bits=0) by mail.zytor.com (8.17.1/8.17.1) with ESMTPSA id 33HIWO5a822699 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Mon, 17 Apr 2023 11:32:24 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com 33HIWO5a822699 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2023040901; t=1681756345; bh=uLowGqBn0KRTDbHMKgtvS9A/f9l+M9Fpbtog9Fn0rpE=; h=Date:From:To:CC:Subject:In-Reply-To:References:From; b=VhvJolikEz8An8m+jtq9VAH6jP43sJWjxNwJ+NnZkDLbvg1BDJknWz1zc0aGEBYpQ pVzFaqGbPLUqcmY8N0mzjQwh21gd+Hxea27zPMcODb51Qh4TRRRdPCMy+5PrbDcueE YQ2t1n9FAD952jafB+Fi4Y+9kNTj5FshLiEp+xFQoH1nktQiDc0NBMQIzf/EqCgBbo u8t1mgLjsjwfQoYAOYpL8d/sSnoRX9+TUYGzJoRk0sdOHhed7ghw56df3wXIVd/GCU uj3mWVBIBxcWsVk0nxF2cDglfslFwP1lPgpx0sWkRQc1+qAQFz0tOwGsbFrKHMUBjZ +goUGL0mwTHWA== Date: Mon, 17 Apr 2023 11:32:19 -0700 From: "H. Peter Anvin" To: Borislav Petkov , Willy Tarreau CC: Jingbo Xu , tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, "linux-kernel@vger.kernel.org" Subject: =?US-ASCII?Q?Re=3A_=5BBUG_REPORT=5D_arch/x86/include/asm/uac?= =?US-ASCII?Q?cess=5F64=2Eh=3A119=3A_Error=3A_junk_at_end_of_line?= User-Agent: K-9 Mail for Android In-Reply-To: <20230417181417.GHZD2MeRSuMWUPEU3V@fat_crate.local> References: <20230314102316.GAZBBLFHKqQr9RSeM+@fat_crate.local> <20230417181417.GHZD2MeRSuMWUPEU3V@fat_crate.local> Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On April 17, 2023 11:14:17 AM PDT, Borislav Petkov wrote: >On Sun, Apr 16, 2023 at 10:36:36AM +0200, Willy Tarreau wrote: >> =2E=2E=2E >> So it just means that the support for the "U" suffix on numbers was >> added in binutils 2=2E27 and the "L" suffix on numbers was added somewh= ere >> between 2=2E27 and 2=2E29=2E > >Thanks for that - I'd like to document this once I've hashed out with >the toolchain person the proper binutils versions which got this >support=2E But that'll come later=2E > >> And given that there's a single occurrence of all this in the whole tre= e, >> that's why I'm proposing to just get back to the good old (1 << 0) inst= ead >> of BIT(0)=2E > >Yeah, we have those UC() macro things but they don't work in inline asm >in C code=2E So yeah, pls do the thing you're suggesting=2E > >Thx=2E > We do have assembly-aware macros for this; I believe they are called _UL()= etc=2E