* K.R. Foley <kr@xxxxxxxxxx> wrote:
Managed to hang the system again under heavy load. This time with the above patch:
http://www.cybsft.com/testresults/crashes/2.6.9-rc1-bk4-R0.txt
do you have CONFIG_DEBUG_SPINLOCK and CONFIG_DEBUG_SPINLOCK_SLEEP
enabled? These are pretty good at e.g. catching illegal scheduling in
critical sections much earlier. You can enable them on !SMP kernels as
well.
Ingo