Messages in this thread | | | Date | Thu, 11 Nov 2004 22:38:08 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.25-0 |
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found the bug that i think caused the freezes and deadlocks reported by Mark and Gunther. Here's the announcement of a debug feature:
> - debugging helper: the /proc/sys/kernel/debug_direct_keyboard flag > (default: 0) will hack the keyboard IRQ into being direct. NOTE: the > keyboard in this mode should only be used to access SysRq > functionality that is not possible via the threaded keyboard handler. > The direct keyboard IRQ can crash the system.
it turns out i accidentally left debug_direct_keyboard default-enabled ... no wonder it caused lockups!
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