Re: [PATCH] omap: Update omap3_defconfig to work with SMP_ON_UP

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* Shilimkar, Santosh <santosh.shilimkar@xxxxxx> [100914 12:09]:
> > -----Original Message-----
> > From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> > owner@xxxxxxxxxxxxxxx] On Behalf Of Tony Lindgren
> > Sent: Wednesday, September 15, 2010 12:33 AM
> > To: Russell King - ARM Linux
> > Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-omap@xxxxxxxxxxxxxxx;
> > bryan.wu@xxxxxxxxxxxxx
> > Subject: [PATCH] omap: Update omap3_defconfig to work with SMP_ON_UP
> > 
> > With the recent changes to core ARM kernel code, we can now
> > boot SMP kernel on UP systems. Update omap3_defconfig to
> > enable SMP. This allows us to remove omap_4430sdp_defconfig.
> >
> Not yet.
> We still have some issues around Ethernet, bridge/syslink,
> sensors but hopefully we should be able to fix those.
> Will have a closer look at this and see if these can be
> easily fixed.

Sounds like you're having these problems anyways and they
are not related to the defconfigs?

Considering Linus' earlier comments on the defconfigs, I don't
see any reasonds not to merge this patch. If TI wants to fix up
some other things, there's still about two weeks before -rc6.

> > In addition to enabling SMP, we also need to disable some
> > options to make the system boot:
> > 
> > - For some reason LOCK_STAT causes tons of
> >   WARNING: at mm/percpu-vm.c:320 pcpu_alloc+0x2fc/0x888()
> >   so disable it for now.
> > 
> > - MUSB init fails for multi-omap, disable it for now.
> > 
> > - LOCAL_TIMERS hangs on omap4, disable it for now.
>
> This is expected on omap4 ES1.0 and hence not enabled
> in the omap_4430sdp_defconfig.

Maybe add a check for ES1.0 there to the init then?

Regards,

Tony
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