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Re: 2.6.27rc1 cannot boot more than 8CPUs

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From: Max Krasnyansky <maxk@...>
To: Jeff Chua <jeff.chua.linux@...>
Cc: lkml <linux-kernel@...>
Subject: Re: 2.6.27rc1 cannot boot more than 8CPUs
Date: Wednesday, August 6, 2008 - 12:48 am

Jeff Chua wrote:

It used to. 64-bit kernel used to handle maxcpus option as documented in the 
Documentation/cpu-hotplug.txt and 32-bit one was broken.
I just looked at the latest code and realized that both are now broken. They 
ignore cpu id > maxcpus instead of not-booting them.

I'll send a patch that fixes that tomorrow.

Max
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Messages in current thread:
2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Tue Aug 5, 11:15 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Linus Torvalds, (Wed Aug 6, 2:01 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 2:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 11:33 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 3:59 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:03 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 4:08 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:12 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:36 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 4:44 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 1:19 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 2:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Wed Aug 6, 4:49 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:35 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 3:18 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:33 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 5:36 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:50 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Tue Aug 5, 11:31 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Tue Aug 5, 11:50 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Tue Aug 5, 11:54 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 12:06 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Wed Aug 6, 12:48 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Li Zefan, (Wed Aug 6, 12:53 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Wed Aug 6, 4:11 pm)