On Wed, May 18, 2011 at 07:40:16AM +1000, Benjamin Herrenschmidt wrote: > On Tue, 2011-05-17 at 18:28 +0200, Richard Cochran wrote: > > Ben, > > > > Recent 2.6.39-rc kernels behave strangely on the Freescale dual core > > mpc8572 and p2020. There is a long pause (like 2 seconds) in the boot > > sequence after "mpic: requesting IPIs..." > > > > When the system comes up, only one core shows in /proc/cpuinfo. Later > > on, lots of messages appear like the following: > > > > INFO: task ksoftirqd/1:9 blocked for more than 120 seconds. > > > > I bisected [1] the problem to: > > > > commit c56e58537d504706954a06570b4034c04e5b7500 > > Author: Benjamin Herrenschmidt <b...@kernel.crashing.org> > > Date: Tue Mar 8 14:40:04 2011 +1100 > > > > powerpc/smp: Create idle threads on demand and properly reset them > > > > I don't see from that commit what had gone wrong. Perhaps you can > > help resolve this? > > Hrm, odd. Kumar, care to have a look ? That's what happens when you > don't get me HW to test with :-)
(I get the feeling that I am the only one testing recent kernels with the mpc85xx.) Anyhow, I see that this commit was one of a series. For my own use, can I simply revert this one commit independently? Thanks, Richard _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
