[PATCH] Handle instruction cache maintenance fault properly

[Valdis.Kletnieks at vt.edu]

On Mon, 10 May 2010 16:34:57 +0300, "Kirill A. Shutemov" said:

> It looks like cache maintenance fault was introduced in ARMv6.
> 
> So, what is the right way to fix it? Something like:
> 
> #if __LINUX_ARM_ARCH__ < 6
>         { do_bad,               SIGBUS,  0,             "external

This would need to be a runtime test, no?  Or does LINUX_ARM_ARCH not allow
it to run on other arch levels? (i.e. can an ARM kernel boot for v5 and v6?)
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