From mboxrd@z Thu Jan 1 00:00:00 1970 From: Corey Minyard Subject: Re: [PATCH] ftrace: Simplify ring buffer resizing, make work with RT Date: Fri, 09 May 2014 12:08:43 -0500 Message-ID: <536D0B9B.8070906@mvista.com> References: <1399579402-27034-1-git-send-email-minyard@acm.org> <20140509131244.GF29014@linutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org To: Sebastian Andrzej Siewior , minyard@acm.org Return-path: In-Reply-To: <20140509131244.GF29014@linutronix.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org On 05/09/2014 08:12 AM, Sebastian Andrzej Siewior wrote: > * minyard@acm.org | 2014-05-08 15:03:22 [-0500]: > >> This isn't well tested, but fixes an obvious PREEMPT_RT problem and seems >> like a good simplification. You can see the PREEMPT_RT bug if you enable >> ftrace and all the self tests; it will fail running selftests when it tries >> to resize the buffers. > I posted http://marc.info/?l=linux-rt-users&m=139962823022896&w=2 before > I noticed this one. You seem not to touch the second hunk. > > Sebastian That's a good solution, too. I didn't notice the second hunk in my testing. Thanks, -corey