Re: [PATCH 2/5] kernel/dma: remove unnecessary unmap_kernel_range

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On Tue, Jan 26, 2021 at 05:08:46PM -0500, Konrad Rzeszutek Wilk wrote:
> On Tue, Jan 26, 2021 at 02:54:01PM +1000, Nicholas Piggin wrote:
> > vunmap will remove ptes.
> 
> Should there be some ASSERT after the vunmap to make sure that is the
> case? 

Not really.  removing the PTEs is the whole point of vunmap.  Everything
else is just house keeping.





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