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[209.132.180.67]) by mx.google.com with ESMTP id d13si3416400oij.140.2020.04.03.08.49.02; Fri, 03 Apr 2020 08:49:15 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b="YL/XZaPn"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390734AbgDCPq2 (ORCPT + 99 others); Fri, 3 Apr 2020 11:46:28 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:48232 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727998AbgDCPq2 (ORCPT ); Fri, 3 Apr 2020 11:46:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=jumPZeY2/s1i3k4de+rl5jCcLuzdcZov7AWLXx3FDSY=; b=YL/XZaPn6ibQbSO45trkFn4k4b KQAHKRXBwXSwkr9Oa1oh4p10NBFp1XMl3TTyPxH9Vb7n5e0zpffrw0MDgFS7jGf5dr9AMZjID3XXL jSAxOytsZxCEU3QoMPMbXF60FTRV0+hmezAEozQ8w1mKezNfR4Spqt540nL+dRzvl/yeUusoYvm2i v0tNp6a5kwKq+gQQliBmMAhycxhZJZsPubGkyot/8z9O0kjO26+ZeDTUJaSiYru67mRohoX9Jc84M PcHDedxY33W+qVhNpUcjkPij0lCPyZqQ94Y1cQN3UjChHx7FoKET/OQi9H/6rPMMiRTPyfn1S+dWL I/ntTCDw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jKOWU-0002tW-Nk; Fri, 03 Apr 2020 15:46:22 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 598C73010BC; Fri, 3 Apr 2020 17:46:20 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 4AD512B12426C; Fri, 3 Apr 2020 17:46:20 +0200 (CEST) Date: Fri, 3 Apr 2020 17:46:20 +0200 From: Peter Zijlstra To: Josh Poimboeuf Cc: Julien Thierry , Alexandre Chartre , x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de Subject: Re: [PATCH 4/7] objtool: Add support for return trampoline call Message-ID: <20200403154620.GS20730@hirez.programming.kicks-ass.net> References: <20200402082220.808-1-alexandre.chartre@oracle.com> <20200402082220.808-5-alexandre.chartre@oracle.com> <20200402154022.GG20730@hirez.programming.kicks-ass.net> <20200403151757.lhhia7pzqptvlqz5@treble> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200403151757.lhhia7pzqptvlqz5@treble> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 03, 2020 at 10:17:57AM -0500, Josh Poimboeuf wrote: > Peter, I think my previous idea for UNWIND_HINT_ADJUST stack_add=8 would > work here? Yes, it would.