From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4B7019AA.8020102@domain.hid> Date: Mon, 08 Feb 2010 15:03:22 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <20100204105700.GB20669@domain.hid> <4B6ADA01.2080803@domain.hid> <20100205103744.GA12904@domain.hid> <4B6BFEDC.60403@domain.hid> <4B6C1E66.2000008@domain.hid> <4B6C2D59.9060200@domain.hid> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] Force switch back to primary domain List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Henri Roosen Cc: Jan Kiszka , xenomai@xenomai.org Henri Roosen wrote: > We run on x86. > > I agree it is important to fix issues ASAP. It helps all of us. > However, I am not sure it is a Xenomai problem. The > mutex-torture-native runs fine, as well as the other Xenomai test > apps. > > I ran into the a mutex issue when using git version > 51adc67cd1d4128c62050ea647c074066a5f3c83 (=2.5.0++). Then I traced it > to a mutex_acquire that blocked the system, even though the mutex was > not acquired by anyone. And I noticed the app would run again when > switching off the FASTSYNC. We could not explain why it locked up. > Seemed very strange and probably our own app's issue. > > Even though it was likely to be our own apps issue, we decided to > leave the 2.5.x branch and base our development on the 2.4.x branch. > Our app runs fine on that branch with respect to Xenomai. > > I just compiled our app against the 2.5.1 and noticed the application > behaves different again from the git version I tried before. I'm not > sure if it is the mutex problem but it locks up earlier than before. > Fact is our app has a problem with 2.5.x branch and like I said > before: very likely the issue is in our own app. > > Unfortunately currently we get no time to investigate 2.5.x because of > project pressure and deadlines :-(. Although personally I think it > would be wise to investigate, for our own good! I'll try to find some > spare time to investigate further. > > I will keep the mailinglist posted, but I don't think there is a > reason to worry... Ok. Could you tell us on which platform you have these issues? -- Gilles Chanteperdrix, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com