From: yhlu <yhlu.kernel@gmail.com>
To: Andi Kleen <ak@suse.de>
Cc: Mike Waychison <mikew@google.com>, YhLu <YhLu@tyan.com>,
Peter Buckingham <peter@pantasys.com>,
linux-kernel@vger.kernel.org,
"discuss@x86-64.org" <discuss@x86-64.org>
Subject: Re: [discuss] Re: 2.6.13-rc2 with dual way dual core ck804 MB
Date: Wed, 10 Aug 2005 17:23:31 -0700 [thread overview]
Message-ID: <86802c440508101723d4aadef@mail.gmail.com> (raw)
In-Reply-To: <86802c4405081017174c22dcd5@mail.gmail.com>
I wonder if you can make the bsp can start the APs callin in the same
time, and make it asynchronous, So you make spare 2s or more.
YH
On 8/10/05, yhlu <yhlu.kernel@gmail.com> wrote:
> In LinuxBIOS, we could init_ecc asynchronous and the time reduced from
> 8x to 2.1x for 8 ways system. 1x mean 5s for 4G in one cpu. If 16G
> will take 20s.
>
> for TSC_SYNC asynchronous maybe you can get back 0.1s...
>
> YH
>
> On 8/10/05, Andi Kleen <ak@suse.de> wrote:
> > > So my patch still can be used with Eric's, It just serialize the
> > > TSC_SYNC between cpu.
> > >
> > > I wonder it you can refine to make TSC_SYNC serialize that beteen CPU.
> > > That will make
> > > CPU X:synchronized TSC ...
> > > in fixed postion and timming.
> >
> > Why would we want that?
> >
> > Boot time is critical so it's better to do things asynchronous.
> >
> > -Andi
> >
>
next prev parent reply other threads:[~2005-08-11 0:23 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-07 0:56 2.6.13-rc2 with dual way dual core ck804 MB YhLu
2005-08-10 23:14 ` Mike Waychison
2005-08-10 23:26 ` [discuss] " Andi Kleen
2005-08-10 23:42 ` yhlu
2005-08-11 0:04 ` Andi Kleen
2005-08-11 0:17 ` yhlu
2005-08-11 0:23 ` yhlu [this message]
2005-08-11 0:28 ` Andi Kleen
2005-08-11 0:43 ` yhlu
2005-08-11 0:51 ` Andi Kleen
2005-08-12 6:59 ` yhlu
2005-08-12 7:04 ` yhlu
2005-08-12 13:07 ` Andi Kleen
2005-08-12 16:18 ` yhlu
2005-08-12 16:41 ` Andi Kleen
2005-08-12 17:36 ` yhlu
2005-08-10 23:49 ` Mike Waychison
2005-08-10 23:31 ` Peter Buckingham
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