From: Yinghai Lu <yinghai@kernel.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Wu Fengguang <fengguang.wu@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Nikanth Karthikesan <knikanth@suse.de>,
David Rientjes <rientjes@google.com>,
"Zheng, Shaohui" <shaohui.zheng@intel.com>,
"linux-hotplug@vger.kernel.org" <linux-hotplug@vger.kernel.org>,
Eric Dumazet <eric.dumazet@gmail.com>,
Bjorn Helgaas <bjorn.helgaas@hp.com>,
Venkatesh Pallipadi <venki@google.com>,
Nikhil Rao <ncrao@google.com>,
Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Subject: Re: [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu
Date: Wed, 15 Dec 2010 22:40:21 +0000 [thread overview]
Message-ID: <4D0943D5.1090404@kernel.org> (raw)
In-Reply-To: <4D093ABB.4030206@zytor.com>
On 12/15/2010 02:01 PM, H. Peter Anvin wrote:
> On 11/13/2010 05:38 PM, Yinghai Lu wrote:
>> Index: linux-2.6/arch/x86/kernel/acpi/boot.c
>> =================================>> --- linux-2.6.orig/arch/x86/kernel/acpi/boot.c
>> +++ linux-2.6/arch/x86/kernel/acpi/boot.c
>> @@ -198,6 +198,13 @@ static void __cpuinit acpi_register_lapi
>> {
>> unsigned int ver = 0;
>>
>> +#ifdef CONFIG_X86_64
>> + if (id >= (MAX_APICS-1)) {
>> + printk(KERN_INFO PREFIX "skipped apicid that is too big\n");
>> + return;
>> + }
>> +#endif
>> +
>> if (!enabled) {
>> ++disabled_cpus;
>> return;
>
> Why the #ifdef?
try to limit the affects to 32bit's bunch sub arch etc.
Thanks
Yinghai
WARNING: multiple messages have this Message-ID (diff)
From: Yinghai Lu <yinghai@kernel.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Wu Fengguang <fengguang.wu@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Nikanth Karthikesan <knikanth@suse.de>,
David Rientjes <rientjes@google.com>,
"Zheng, Shaohui" <shaohui.zheng@intel.com>,
"linux-hotplug@vger.kernel.org" <linux-hotplug@vger.kernel.org>,
Eric Dumazet <eric.dumazet@gmail.com>,
Bjorn Helgaas <bjorn.helgaas@hp.com>,
Venkatesh Pallipadi <venki@google.com>,
Nikhil Rao <ncrao@google.com>,
Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Subject: Re: [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation
Date: Wed, 15 Dec 2010 14:40:21 -0800 [thread overview]
Message-ID: <4D0943D5.1090404@kernel.org> (raw)
In-Reply-To: <4D093ABB.4030206@zytor.com>
On 12/15/2010 02:01 PM, H. Peter Anvin wrote:
> On 11/13/2010 05:38 PM, Yinghai Lu wrote:
>> Index: linux-2.6/arch/x86/kernel/acpi/boot.c
>> ===================================================================
>> --- linux-2.6.orig/arch/x86/kernel/acpi/boot.c
>> +++ linux-2.6/arch/x86/kernel/acpi/boot.c
>> @@ -198,6 +198,13 @@ static void __cpuinit acpi_register_lapi
>> {
>> unsigned int ver = 0;
>>
>> +#ifdef CONFIG_X86_64
>> + if (id >= (MAX_APICS-1)) {
>> + printk(KERN_INFO PREFIX "skipped apicid that is too big\n");
>> + return;
>> + }
>> +#endif
>> +
>> if (!enabled) {
>> ++disabled_cpus;
>> return;
>
> Why the #ifdef?
try to limit the affects to 32bit's bunch sub arch etc.
Thanks
Yinghai
next prev parent reply other threads:[~2010-12-15 22:40 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-11 10:06 [BUG 2.6.27-rc1] find_busiest_group() LOCKUP Wu Fengguang
2010-11-11 10:09 ` Wu Fengguang
2010-11-11 12:36 ` Peter Zijlstra
2010-11-11 12:40 ` Wu Fengguang
2010-11-11 13:04 ` Peter Zijlstra
2010-11-13 8:40 ` Wu Fengguang
2010-11-13 8:40 ` Wu Fengguang
2010-11-13 10:30 ` Peter Zijlstra
2010-11-13 10:30 ` Peter Zijlstra
2010-11-13 12:00 ` Wu Fengguang
2010-11-13 12:00 ` Wu Fengguang
2010-11-13 12:57 ` Peter Zijlstra
2010-11-13 12:57 ` Peter Zijlstra
2010-11-13 13:10 ` Wu Fengguang
2010-11-13 13:10 ` Wu Fengguang
2010-11-13 19:12 ` Yinghai Lu
2010-11-13 19:12 ` Yinghai Lu
2010-11-13 19:41 ` Peter Zijlstra
2010-11-13 19:41 ` Peter Zijlstra
2010-11-13 23:57 ` Wu Fengguang
2010-11-14 0:18 ` Yinghai Lu
2010-11-14 0:18 ` Yinghai Lu
2010-11-14 0:55 ` Wu Fengguang
2010-11-14 1:38 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num Yinghai Lu
2010-11-14 1:38 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-11-14 17:32 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu Wu Fengguang
2010-11-14 17:32 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Wu Fengguang
2010-11-14 18:02 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu Yinghai Lu
2010-11-14 18:02 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-11-14 18:19 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu Yinghai Lu
2010-11-14 18:19 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-11-15 1:22 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu Wu Fengguang
2010-11-15 1:22 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Wu Fengguang
2010-12-15 22:01 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu H. Peter Anvin
2010-12-15 22:01 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation H. Peter Anvin
2010-12-15 22:40 ` Yinghai Lu [this message]
2010-12-15 22:40 ` Yinghai Lu
2010-12-15 22:53 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu H. Peter Anvin
2010-12-15 22:53 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation H. Peter Anvin
2010-12-15 22:57 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu Yinghai Lu
2010-12-15 22:57 ` [PATCH] x86, acpi: Handle all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-12-17 3:09 ` [PATCH 1/2] x86, acpi: add MAX_LOCAL_APIC for 32bit Yinghai Lu
2010-12-17 3:09 ` Yinghai Lu
2010-12-17 3:09 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have cpu Yinghai Lu
2010-12-17 3:09 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-12-17 18:53 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have Venkatesh Pallipadi
2010-12-17 18:53 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have cpu num limitation Venkatesh Pallipadi
2010-12-17 19:27 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have Yinghai Lu
2010-12-17 19:27 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have cpu num limitation Yinghai Lu
2010-12-17 19:35 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have Kay Sievers
2010-12-17 19:35 ` [PATCH -v2 2/2] x86, acpi: Parse all SRAT cpu entries even have cpu num limitation Kay Sievers
2010-12-17 23:32 ` Venkatesh Pallipadi
2010-12-21 4:31 ` Venkatesh Pallipadi
2010-12-22 6:43 ` David Rientjes
2010-12-22 20:28 ` Venkatesh Pallipadi
2010-12-22 22:51 ` David Rientjes
2010-12-27 18:43 ` H. Peter Anvin
2010-12-23 23:22 ` [tip:x86/apic] x86, acpi: Parse all SRAT cpu entries even above the cpu number limitation tip-bot for Yinghai Lu
2010-12-17 20:56 ` [PATCH 1/2] x86, acpi: add MAX_LOCAL_APIC for 32bit David Rientjes
2010-12-17 20:56 ` David Rientjes
2010-12-23 23:21 ` [tip:x86/apic] x86, acpi: Add " tip-bot for Yinghai Lu
2010-11-11 12:42 ` [BUG 2.6.27-rc1] find_busiest_group() LOCKUP Wu Fengguang
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