Re: 2.5.69-mm3

[Martin J. Bligh]

> I am wondering what we should do with this patch. The RCU stats display
> the #s of RCU requests and actual updates on each CPU. On a normal system
> they don't mean much to a sysadmin, so I am not sure if it is the right
> thing to include this feature. OTOH, it is extremely useful to detect
> potential memory leaks happening due to, say a CPU looping in
> kernel (and RCU not happening consequently). Will a CONFIG_RCU_DEBUG
> make it more palatable for mainline ?

I'd find that useful - if it has a measurable overhead. If not, just leave
it on all the time ;-)

M.