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SubjectRe: Inclusion of x86_64 memorize ioapic at bootup patch
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Yinghai Lu <yinghai.lu@amd.com> writes:

> the patch is good.
>
> I tried LinuxBIOS with kexec.
>
> without this patch: I need to disable acpi in kernel. otherwise the
> kernel with acpi support can boot the second kernel, but the second
> kernel will hang after
>
> time.c: Using 14.318180 MHz HPET timer.
> time.c: Detected 2197.663 MHz processor.
> Console: colour VGA+ 80x25
> Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
> Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
> Memory: 1009152k/1048576k available (2967k kernel code, 39036k reserved, 1186k )

Yes. This is the reason the patch was written. Every bios that
implements acpi has this problem.

Eric
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