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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 14:57:00 -0800	[thread overview]
Message-ID: <4D0947BC.9050909@kernel.org> (raw)
In-Reply-To: <4D094703.7080701@zytor.com>

On 12/15/2010 02:53 PM, H. Peter Anvin wrote:
> On 12/15/2010 02:40 PM, Yinghai Lu wrote:
>> 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.
>>
> 
> I really, really don't like that... we want more unification, not less...

ok, will try to remove them.

Yinghai

  reply	other threads:[~2010-12-15 22:58 UTC|newest]

Thread overview: 39+ 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 10:30         ` Peter Zijlstra
2010-11-13 12:00           ` Wu Fengguang
2010-11-13 12:57             ` Peter Zijlstra
2010-11-13 13:10               ` Wu Fengguang
2010-11-13 19:12                 ` Yinghai Lu
2010-11-13 19:41                   ` Peter Zijlstra
2010-11-13 23:57                   ` Wu Fengguang
2010-11-14  0:18                     ` Yinghai Lu
2010-11-14  0:55                       ` Wu Fengguang
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                       ` Wu Fengguang
2010-11-14 18:02                         ` Yinghai Lu
2010-11-14 18:19                         ` Yinghai Lu
2010-11-15  1:22                           ` Wu Fengguang
2010-12-15 22:01                       ` H. Peter Anvin
2010-12-15 22:40                         ` Yinghai Lu
2010-12-15 22:53                           ` H. Peter Anvin
2010-12-15 22:57                             ` Yinghai Lu [this message]
2010-12-17  3:09                             ` [PATCH 1/2] x86, acpi: add MAX_LOCAL_APIC for 32bit 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                                 ` Venkatesh Pallipadi
2010-12-17 19:27                                   ` Yinghai Lu
2010-12-17 19:35                                     ` 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
2010-12-23 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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