Re: [PATCH V2 4/8] mm/highmem: Add VM_BUG_ON() to mem*_page() calls

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Tue, Feb 09, 2021 at 10:22:17PM -0800, ira.weiny@xxxxxxxxx wrote:
> From: Ira Weiny <ira.weiny@xxxxxxxxx>
> 
> Add VM_BUG_ON bounds checks to ensure the newly lifted and created page
> memory operations do not result in corrupted data in neighbor pages and
> to make them consistent with zero_user().[1][2]

s/VM_BUG_ON/BUG_ON/g ?

Otherwise looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>