Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933906AbaFRDqM (ORCPT ); Tue, 17 Jun 2014 23:46:12 -0400 Received: from mail-vc0-f181.google.com ([209.85.220.181]:35138 "EHLO mail-vc0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932390AbaFRDqL (ORCPT ); Tue, 17 Jun 2014 23:46:11 -0400 MIME-Version: 1.0 In-Reply-To: References: <5398749B.4090209@zytor.com> From: Andy Lutomirski Date: Tue, 17 Jun 2014 20:45:50 -0700 Message-ID: Subject: Re: vdso_install target broken post-3.15 To: "H. Peter Anvin" Cc: Josh Boyer , "Linux-Kernel@Vger. Kernel. Org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 17, 2014 at 3:54 PM, Andy Lutomirski wrote: > Just a heads up: gdb can't debug the vdso on 3.16-rc1. I filed a bug: > > https://sourceware.org/bugzilla/show_bug.cgi?id=17064 > > We may need to extend the fake section header hack to all vdso > versions and stick the ELF notes in there. I have a semi-working implementation of a workaround, bit it adds a fair amount of extra crud to the image, and it's pushing my configuration past a page boundary. I suspect that, if we're willing to abuse the ELF format a bit more, I can get the overhead down, though. Are we okay with regressing here until binutils gets fixed? --Andy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/