On Mon, Apr 04, 2022 at 08:48:40AM +0530, Anshuman Khandual wrote: > protection_map[] maps vm_flags access combinations into page protection > value as defined by the platform via __PXXX and __SXXX macros. The array > indices in protection_map[], represents vm_flags access combinations but > it's not very intuitive to derive. This makes it clear and explicit. Looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>