Messages in this thread | | | Date | Wed, 10 Aug 2005 17:23:31 -0700 | From | yhlu <> | Subject | Re: [discuss] Re: 2.6.13-rc2 with dual way dual core ck804 MB |
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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 > > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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