On Mon, Jul 4, 2011 at 10:13 PM, Philippe Gerum <r...@xenomai.org> wrote: > On Mon, 2011-07-04 at 22:09 +0200, Philippe Gerum wrote: >> On Mon, 2011-07-04 at 22:04 +0200, Ronny Meeus wrote: >> > On Mon, Jul 4, 2011 at 1:42 PM, Gilles Chanteperdrix >> > <gilles.chanteperd...@xenomai.org> wrote: >> > > On 07/04/2011 10:20 AM, Philippe Gerum wrote: >> > >> Could you try 2.6.36-ipipe as well in case 2.6.35.7 without pipeline >> > >> does not exhibit the issue? A number of changes went in the IRQ replay >> > >> code during this time frame, and 2.6.35 was in a state of flux regarding >> > >> this. >> > > >> > > And please try Xenomai 2.5.6. >> > > >> > > -- >> > > Gilles. >> > > >> > >> > Hello >> > >> > today we tested tested: "Running the same test on 2.6.35.7 without IPIPE". >> > The result is also not OK. The problem can be reproduced on this >> > kernel, so it looks like the issue has nothing to do with the I-PIPE. >> > We are currently porting the FreeScale patches to the 2.6.36 kernel >> > but it looks like this is going to take some effort (Thomas already >> > spent half a day on it today). >> > >> > Maybe a bit of history: we started with the 2.6.34 kernel with no SMP. >> > Here we observed issue in some scenarios. By playing with the >> > configuration we found that these issues were resolved by switching to >> > SMP (even on one core). >> > After the activation of SMP we started to see BADNESS issues once we >> > started to run our Xenomai based applications. >> > Thomas found a patch on the Xenomai mailing list to solve the badness >> > issue but this was based on 2.6.35.7. We ported the FreeScale patches >> > to that releases and we observed the blocking application issue >> > described above. >> > >> > We will try to port the FreeScale patches to 2.6.36 and see how the >> > system behaves. More information on this later. >> > Can you guys give us any hint of what would be the most stable version >> > of Linux + Xenomai to base our application on? >> >> SMP-wise for powerpc, 2.6.36 + upcoming 2.5.6 > > s,upcoming,, > > I mean 2.5.6 stock. > >> >> > >> > Thanks >> > Ronny >> > >> > _______________________________________________ >> > Adeos-main mailing list >> > Adeos-main@gna.org >> > https://mail.gna.org/listinfo/adeos-main >> > > -- > Philippe. > > >
Hello we have done the test on both 2.6.36 and 2.6.36.4 without I-PIPE. In both cases the issue is seen. Any hints to helps us debugging this issue would be appreciated. Best regards Ronny _______________________________________________ Adeos-main mailing list Adeos-main@gna.org https://mail.gna.org/listinfo/adeos-main
