[Question] flush_dcache_page() need to flush icache?

Ming Lei tom.leiming at gmail.com
Wed May 1 04:53:47 EDT 2013


On Wed, May 1, 2013 at 4:22 PM, Catalin Marinas <catalin.marinas at arm.com> wrote:
>
> It depends on the definition of 'self'. If by that you mean the user
> application, it hasn't modified itself and it can't trigger
> flush_dcache_page().

Yes, you are right, and it is the case in which one user application
modifies code of another application. I mean if it is possible to flush
icache only under this situation, which should be very rare.


Thanks,
-- 
Ming Lei



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