[PATCH V4 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms

Christoph Hellwig hch at infradead.org
Thu Jun 23 22:21:44 PDT 2022


On Fri, Jun 24, 2022 at 10:50:33AM +0530, Anshuman Khandual wrote:
> > On most architectures this should be const now, only very few ever
> > modify it.
> 
> Will make it a 'static const pgprot_t protection_map[16] __ro_after_init'
> on platforms that do not change the protection_map[] even during boot.

No need for __ro_after_init when it is already declarated const.



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