Re: [RFC] RT-patch update to remove the global pi_lock

[Steven Rostedt]

On Thu, 2005-08-25 at 08:35 +0200, Ingo Molnar wrote:
> * Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> 
> > Well, after turning off hrtimers, I keep getting one bug. A possible 
> > soft lockup with the ext3 code. But this didn't seem to be caused by 
> > the changes I made. So just to be sure, I ran my test on the vanilla 
> > 2.6.13-rc6-rt11 and it gave the same bug too.  So, it looks like my 
> > changes are now at par with what is out there with the rt11 release. 
> > They both give the same bug! ;-)
> 
> does the system truly lock up, or is this some transitional condition?  
> In any case, i agree that this should be debugged independently of the 
> pi_lock patch.

Hmm, I forgot that you took out the bit_spin_lock fixes.  I think this
may be caused by them.  I haven't look further into it yet. 

Oh, and I'm sending you this on your latest patch with my pi_lock patch
applied. (no debugging turned on either and this is an SMP machine).

-- Steve

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