From: Yinghai Lu <yinghai@kernel.org>
To: Jack Steiner <steiner@sgi.com>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>,
"Brown, Len" <len.brown@intel.com>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Seiichi Ikarashi <s.ikarashi@jp.fujitsu.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: [PATCH -v2 RESENDING] x86, acpi: Handle xapic/x2apic entries in MADT at same time
Date: Thu, 05 May 2011 10:38:31 -0700 [thread overview]
Message-ID: <4DC2E097.6040800@kernel.org> (raw)
In-Reply-To: <20110505162136.GA21673@sgi.com>
On 05/05/2011 09:21 AM, Jack Steiner wrote:
> FYI
>
> We also hit the same problem. Our BIOS folks tried to make the BIOS
> ACPI compliant but we hit the same problem & broke cpu numbering.
>
> For now, we've reverted the BIOS change but are concerned that another OS
> may require the change.
>
>
>>From the boot log:
> 891.184006 ( 0.001022)| [ 0.000000] Setting APIC routing to UV large system.
> 891.197920 ( 0.013914)| [ 0.000000] ACPI: X2APIC (apic_id[0x100] uid[0x20] enabled)
> 891.218507 ( 0.020587)| [ 0.000000] ACPI: X2APIC (apic_id[0x102] uid[0x21] enabled)
> ...
> 904.009046 ( 0.006237)| [ 0.000000] ACPI: X2APIC (apic_id[0x3ff0] uid[0x7fe] enabled)
> 904.020501 ( 0.011455)| [ 0.000000] ACPI: X2APIC (apic_id[0x3ff2] uid[0x7ff] enabled)
> 904.024500 ( 0.003999)| [ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
> 904.024684 ( 0.000184)| [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled)
>
> ...
>
> 1089.050351 ( 0.008981)| [ 30.960025] Booting Node 4, Processors #1 #2 #3 #4 #5 #6 #7 #8 Ok.
> 1089.847951 ( 0.669131)| [ 31.473073] Booting Node 5, Processors #9 #10 #11 #12 #13 #14 #15 #16 Ok.
> ....
> 1283.195893 ( 0.772824)| [ 224.864248] Booting Node 255, Processors #2009 #2010 #2011 #2012 #2013 #2014 #2015 #2016 Ok.
> 1283.970697 ( 0.774804)| [ 225.637077] Booting Node 0, Processors #2017 #2018 #2019 #2020 #2021 #2022 #2023 Ok.
> 1284.652065 ( 0.681368)| [ 226.316121] Booting Node 1, Processors #2024 #2025 #2026 #2027 #2028 #2029 #2030 #2031 Ok.
> 1285.422635 ( 0.770570)| [ 227.088808] Booting Node 2, Processors #2032 #2033 #2034 #2035 #2036 #2037 #2038 #2039 Ok.
> 1286.205456 ( 0.782821)| [ 227.864175] Booting Node 3, Processors #2040 #2041 #2042 #2043 #2044 #2045 #2046 #2047 Ok.
>
Yes, your new BIOS need this patch to make cpu number not out of order.
Thanks
Yinghai
next prev parent reply other threads:[~2011-05-05 17:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4DA41476.8040700@jp.fujitsu.com>
[not found] ` <1304379923.19493.284.camel@sbsiddha-MOBL3.sc.intel.com>
2011-05-03 19:02 ` [PATCH -v2 RESENDING] x86, acpi: Handle xapic/x2apic entries in MADT at same time Yinghai Lu
2011-05-03 19:02 ` Yinghai Lu
2011-05-05 16:21 ` Jack Steiner
2011-05-05 17:38 ` Yinghai Lu [this message]
2011-05-06 18:38 ` Suresh Siddha
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