On Tue, Apr 05, 2005 at 09:55:06AM +0800, Li Shaohua wrote:
> On Mon, 2005-04-04 at 23:33, Nathan Lynch wrote:
> > No. It should make zero difference to the scheduler whether the "play
> > dead" cpu hotplug or "physical" hotplug is being used.
> Keeping some fields like 'cpu_load' are meanless
On Mon, 2005-04-04 at 23:33, Nathan Lynch wrote:
> > >
> > > I don't understand why this is needed at all. It looks like a fair
> > > amount of code from do_exit is being duplicated here.
> > Yes, exactly. Someone who understand do_exit please help clean up the
> > code. I'd like to remove the
Hi,
On Mon, 2005-04-04 at 23:33, Nathan Lynch wrote:
>
> I'd say fix the smpboot code so that it doesn't create new idle tasks
> except during boot.
I'd like the the CPU hotremove case just likes the case that CPU isn't
boot. A non-boot CPU hasn't a idle thread. But you may think it's not
worthy d
On Tue, 2005-04-05 at 03:11, Zwane Mwaikambo wrote:
> On Mon, 4 Apr 2005, Li Shaohua wrote:
>
> > Clean up all CPU states including its runqueue and idle thread,
> > so we can use boot time code without any changes.
> > Note this makes /sys/devices/system/cpu/cpux/online unworkable.
> >
> > #i
Hi.
On Tue, 2005-04-05 at 08:46, Nathan Lynch wrote:
> Hi Nigel!
>
> On Tue, Apr 05, 2005 at 08:14:25AM +1000, Nigel Cunningham wrote:
> >
> > On Tue, 2005-04-05 at 01:33, Nathan Lynch wrote:
> > > > Yes, exactly. Someone who understand do_exit please help clean up the
> > > > code. I'd like to
Hi Nigel!
On Tue, Apr 05, 2005 at 08:14:25AM +1000, Nigel Cunningham wrote:
>
> On Tue, 2005-04-05 at 01:33, Nathan Lynch wrote:
> > > Yes, exactly. Someone who understand do_exit please help clean up the
> > > code. I'd like to remove the idle thread, since the smpboot code will
> > > create a n
On Mon, Apr 04, 2005 at 03:46:20PM -0700, Nathan Lynch wrote:
>
>Hi Nigel!
>
>On Tue, Apr 05, 2005 at 08:14:25AM +1000, Nigel Cunningham wrote:
>>
>> On Tue, 2005-04-05 at 01:33, Nathan Lynch wrote:
>> > > Yes, exactly. Someone who understand do_exit please help clean
>
>
Hi.
On Tue, 2005-04-05 at 01:33, Nathan Lynch wrote:
> > Yes, exactly. Someone who understand do_exit please help clean up the
> > code. I'd like to remove the idle thread, since the smpboot code will
> > create a new idle thread.
>
> I'd say fix the smpboot code so that it doesn't create new idl
On Mon, 4 Apr 2005, Li Shaohua wrote:
> Clean up all CPU states including its runqueue and idle thread,
> so we can use boot time code without any changes.
> Note this makes /sys/devices/system/cpu/cpux/online unworkable.
>
> #ifdef CONFIG_HOTPLUG_CPU
> #include
> +
> +#ifdef CONFIG_STR_SMP
On Mon, Apr 04, 2005 at 01:42:18PM +0800, Li Shaohua wrote:
> Hi,
> On Mon, 2005-04-04 at 13:28, Nathan Lynch wrote:
> > On Mon, Apr 04, 2005 at 10:07:02AM +0800, Li Shaohua wrote:
> > > Clean up all CPU states including its runqueue and idle thread,
> > > so we can use boot time code without any
Hi,
On Mon, 2005-04-04 at 13:28, Nathan Lynch wrote:
> On Mon, Apr 04, 2005 at 10:07:02AM +0800, Li Shaohua wrote:
> > Clean up all CPU states including its runqueue and idle thread,
> > so we can use boot time code without any changes.
> > Note this makes /sys/devices/system/cpu/cpux/online unwor
On Mon, Apr 04, 2005 at 10:07:02AM +0800, Li Shaohua wrote:
> Clean up all CPU states including its runqueue and idle thread,
> so we can use boot time code without any changes.
> Note this makes /sys/devices/system/cpu/cpux/online unworkable.
In what sense does it make the online attribute unwor
Clean up all CPU states including its runqueue and idle thread,
so we can use boot time code without any changes.
Note this makes /sys/devices/system/cpu/cpux/online unworkable.
Thanks,
Shaohua
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linux-2.6.11-root/arch/i386/kernel/cpu/common.c | 12
linux-2.6.11-root/arch/i386/kernel/
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