Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030322AbbEPIFz (ORCPT ); Sat, 16 May 2015 04:05:55 -0400 Received: from verein.lst.de ([213.95.11.211]:34040 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030296AbbEPIFh (ORCPT ); Sat, 16 May 2015 04:05:37 -0400 Date: Sat, 16 May 2015 10:05:34 +0200 From: Torsten Duwe To: Michael Ellerman Cc: ppc-dev , Linux Kernel Mailing List Subject: Re: [PATCH] ppc64 ftrace: mark data_access callees "notrace" (pt.1) Message-ID: <20150516080534.GA27059@lst.de> References: <20150513161100.GA1619@lst.de> <1431653687.13498.1.camel@ellerman.id.au> <20150515084542.GA20453@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150515084542.GA20453@suse.de> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 571 Lines: 17 On Fri, May 15, 2015 at 10:45:42AM +0200, Torsten Duwe wrote: > On Fri, May 15, 2015 at 11:34:47AM +1000, Michael Ellerman wrote: > > > > There's got to be a better solution than this. > > Can you think of a better approach? Maybe a per thread variable to lock out a recursion into tracing? Thanks for your doubt. Torsten -- 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/