Re: realtime-preempt for MIPS - compile problem with rwsem

From: Ryan McAvoy
Date: Wed Jun 21 2006 - 12:11:21 EST


On 6/21/06, Steven Rostedt wrote:

http://groups.google.com/group/linux.kernel/browse_frm/thread/1559667001b7da2d/2558b539a5adc660?lnk=st&q=realtime+preempt+mips&rnum=2&hl=en#2558b539a5adc660
> In the more common hangs though, I get no output.

That output looks like it had a deadlock on the serial output of sysrq
key. But that back trace looks screwy.


That problem actually went away with 2.6.16. All the others remained
unfortunately. (I was not that concerned about that one ... I can
avoid it just by not sending a sysrq ;-). I posted it though since I
did actually have output with that hang).


Perhaps you can post all the changes you made as a patch to see if
something else is wrong. It might also be best to see if you can get the
latest working (2.6.17-rtX) and work your way backwards to the kernel
version you really need.


I will post the other changes soon. (I am not at the office where I
am working on this yet this morning). I will also try 2.6.17.
Thanks.

Ryan
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