Messages in this thread | | | Date | Mon, 22 Apr 2013 11:46:54 +0100 | From | Will Deacon <> | Subject | Re: arm: ARM_VIRT_EXT is not supported by all v7 platforms, so it should not be enabled by default |
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On Fri, Apr 19, 2013 at 07:07:15PM +0100, Sebastian Gottschall wrote: > introduced in kernel 3.9 CONFIG_ARM_VIRT_EXT is default for all V7 arm > cpu's. this is wrong and breaks smp support on BCM4708 for example. > so keep it optional since no all v7 cpu's seem to support it. BCM4708 > for instance is a arm cortex-a9. please merge this into one of the next > patches.
This was intentional, since ARM_VIRT_EXT shouldn't have any visible effect when selected on CPUs without the virtualisation extensions.
If this is breaking SMP support, then there is a bug somewhere, so please can elaborate on the problems which you are seeing?
Cheers,
Will
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