Re: PREEMPT_RT and mptfusion

From: Ingo Molnar
Date: Wed Jul 06 2005 - 11:31:41 EST



* Serge Noiraud <serge.noiraud@xxxxxxxx> wrote:

> The problem I have didn't exist in 48-36 : The last version I can run.
> >From the 50-47, ( I didn't test 40-38 through 50-46 ) I get the
> following problem : I cannot boot :

> with a 2.6.12 with RT patch and PREEMPT_RT
> ...
> Fusion MPT base driver 3.01.20
> Copyright (c) 1999-2004 LSI Logic Corporation
> ACPI: PCI Interrupt 0000:04:03.0[A] -> GSI 32 (level, low) -> IRQ 177
> mptbase: Initiating ioc0 bringup
> ioc0: 53C1030: Capabilities={Initiator}
> <== wait ~ 13 secondes
> ioc0: 53C1030: Initiating ioc0 recovery <== New with the RT patch

which -RT kernel was the last you tried, 50-47? Could you send me your
.config? It seems you have CONFIG_X86_UP_IOAPIC and CONFIG_PCI_MSI
enabled - could you try -51-02 and both of these options disabled?

Ingo
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