From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:36248 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763374AbdDSNHk (ORCPT ); Wed, 19 Apr 2017 09:07:40 -0400 Date: Wed, 19 Apr 2017 15:07:30 +0200 From: Greg KH To: Steven Rostedt Cc: namhyung@kernel.org, mhiramat@kernel.org, mingo@kernel.org, stable@vger.kernel.org Subject: Re: FAILED: patch "[PATCH] ftrace: Fix function pid filter on instances" failed to apply to 4.4-stable tree Message-ID: <20170419130730.GA28924@kroah.com> References: <149260216016094@kroah.com> <20170419090233.115efda8@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170419090233.115efda8@gandalf.local.home> Sender: stable-owner@vger.kernel.org List-ID: On Wed, Apr 19, 2017 at 09:02:33AM -0400, Steven Rostedt wrote: > On Wed, 19 Apr 2017 13:42:40 +0200 > wrote: > > > The patch below does not apply to the 4.4-stable tree. > > If someone wants it applied there, or to any other stable or longterm > > tree, then please email the backport, including the original git commit > > id to . > > > > [..] > > > > > To fix it, use ftrace_clear_pids() to unregister the probe. As > > instance_rmdir() already updated ftrace codes, it can just free the > > filter safely. > > > > Link: http://lkml.kernel.org/r/20170417024430.21194-2-namhyung@kernel.org > > > > Fixes: 0c8916c34203 ("tracing: Add rmdir to remove multibuffer instances") > > Hmm, this is wrong. It should have been: > > Fixes: 345ddcc882d8 ("ftrace: Have set_ftrace_pid use the bitmap like events do") > > Which was added in 4.8. > > I doesn't need to go back further than that. Thanks! Ah, thanks for clearing that up, much appreciated. greg k-h