Re: kexec boot regression

Jens Axboe
2009-12-15T19:11:43Z

On Tue, Dec 15 2009, Yinghai Lu wrote:
> Jens Axboe wrote:
> > On Tue, Dec 15 2009, Yinghai Lu wrote:
> >> [ 13.018720] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000)
> >>
> >> [ 13.100724] [Firmware Bug]: PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] not reserved in ACPI motherboard resources
> >
> > On a "normal" non-kexec boot, I get:
> >
> > [ 12.173583] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000)
> > [ 12.184075] PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] reserved in E820
> > [ 12.216874] PCI: Using configuration type 1 for base access
> >
>
> can you run following scripts in first kernel?
>
> cd /sys/firmware/memmap
> for dir in * ; do
> start=$(cat $dir/start)
> end=$(cat $dir/end)
> type=$(cat $dir/type)
> printf "%016x-%016x (%s)\n" $start $[ $end +1] "$type" >> /tmp/memmap.txt
> done
>
> and send out /tmp/memmap.txt

Below.

> what is your kexec tools version? could be too old?

It says:

kexec-tools-testing 20080324 released 24th March 2008

0000000000000000-0000000000098800 (System RAM)
0000000000098800-00000000000a0000 (reserved)
0000000079301000-0000000079303000 (reserved)
0000000079303000-0000000079305000 (ACPI Tables)
0000000079305000-0000000079310000 (reserved)
0000000079310000-0000000079314000 (ACPI Tables)
0000000079314000-0000000079319000 (reserved)
0000000079319000-0000000079336000 (ACPI Tables)
0000000079336000-0000000079358000 (reserved)
0000000079358000-0000000079388000 (ACPI Tables)
0000000079388000-00000000793c9000 (reserved)
00000000793c9000-000000007968f000 (ACPI Tables)
00000000000e0000-0000000000100000 (reserved)
000000007968f000-00000000796bb000 (reserved)
00000000796bb000-00000000799d8000 (ACPI Tables)
00000000799d8000-0000000079bd8000 (ACPI Non-volatile Storage)
0000000079bd8000-0000000079d8b000 (ACPI Tables)
0000000079d8b000-0000000079d8c000 (reserved)
0000000079d8c000-0000000079dc8000 (ACPI Tables)
0000000079dc8000-0000000079dcb000 (reserved)
0000000079dcb000-0000000079e1c000 (ACPI Tables)
0000000079e1c000-0000000079e87000 (reserved)
0000000079e87000-000000007bd5f000 (ACPI Tables)
0000000000100000-0000000078c59000 (System RAM)
000000007bd5f000-000000007be4f000 (reserved)
000000007be4f000-000000007bf87000 (ACPI Tables)
000000007bf87000-000000007bfcf000 (ACPI Non-volatile Storage)
000000007bfcf000-000000007bfff000 (ACPI Tables)
000000007bfff000-0000000090000000 (reserved)
00000000fc000000-00000000fd000000 (reserved)
00000000fed1c000-00000000fed20000 (reserved)
00000000ff000000-0000000100000000 (reserved)
0000000100000000-0000001080000000 (System RAM)
0000000078c59000-0000000078e6d000 (ACPI Non-volatile Storage)
0000000078e6d000-000000007924e000 (ACPI Tables)
000000007924e000-00000000792c2000 (reserved)
00000000792c2000-00000000792d2000 (ACPI Tables)
00000000792d2000-00000000792e7000 (reserved)
00000000792e7000-0000000079301000 (ACPI Tables)

--
Jens Axboe