Re: acpi_ex_system_memory_space_handler oops

[Sergey Senozhatsky]

On (08/18/09 15:18), Lin Ming wrote:

Hello Lin,

rc7-git5 (patched)

[    0.178628] ACPI: EC: Look up EC in DSDT
[    0.196480] ACPI: Interpreter enabled
[    0.196575] ACPI: (supports S0 S1 S3 S4 S5)
[    0.197184] ACPI: Using IOAPIC for interrupt routing
[    0.197352] PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
[    0.203511] ACPI Error (dswload-0790): [PCFG] Namespace lookup failure, AE_ALREADY_EXISTS
[    0.203738] ACPI Exception: AE_ALREADY_EXISTS, During name lookup/catalog 20090521 psloop-227
[    0.203964] ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.RBPE] (Node f7017678), AE_ALREADY_EXISTS
[    0.204256] ACPI: Marking method RBPE as Serialized because of AE_ALREADY_EXISTS error
[    0.204510] ACPI Error (psparse-0537): Method parse/execution failed [\_GPE._L01] (Node f701d198), AE_ALREADY_EXISTS
[    0.204803] ACPI: Marking method _L01 as Serialized because of AE_ALREADY_EXISTS error
[    0.205063] ACPI Exception: AE_ALREADY_EXISTS, while evaluating GPE method [_L01] 20090521 evgpe-568


[...]
+		if (!(region_obj->region.node->flags & ANOBJ_TEMPORARY)) {
+			acpi_ex_exit_interpreter();
+		}
[...]
Does it explain successful boot with delay (vga=791, prink delay, etc.)?


> And would you please test the region-debug.patch multiple times to
> verify if it really fixes the bug?
> 
rc7-git5 (nopatch)
+ -

rc7-git5 (patched)
20+ reboots

	Sergey

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