Messages in this thread | | | Date | Tue, 28 Jun 2005 10:18:43 +0200 | From | Ingo Molnar <> | Subject | Re: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24 |
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* Steven Rostedt <rostedt@goodmis.org> wrote:
> Although turning off apm works, this is a fix to the symptom and not a > cure. Has someone already taken a look at this code? Since > apm_bios_call_simple calls local_save_flags and afterwards > raw_lock_irq_restore is then called. Shouldn't that have been > raw_local_save_flags?
ah, indeed. I fixed this bug and have uploaded the -50-26 patch. Chuck, does this fix the APM problems for you?
> That apm_bios_call_simple_asm also looks pretty scary! I haven't yet > figured out how APM_FUNC_VERSION becomes a normal function.
it's all black magic, so when hacking that code i always close my eyes. (that's how the bug got introduced)
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