On 11/9/20 11:35 AM, Arvind Sankar wrote:
> The PAT bit is in different locations for 4k and 2M/1G page table
> entries.
> 
> Add a definition for _PAGE_LARGE_CACHE_MASK to represent the three
> caching bits (PWT, PCD, PAT), similar to _PAGE_CACHE_MASK for 4k pages,
> and use it in the definition of PMD_FLAGS_DEC_WP to get the correct PAT
> index for write-protected pages.
> 
> Remove a duplication definition of _PAGE_PAT_LARGE.
> 
> Signed-off-by: Arvind Sankar <nived...@alum.mit.edu>

Fixes: tag?

Tested-by: Tom Lendacky <thomas.lenda...@amd.com>

> ---
>  arch/x86/include/asm/pgtable_types.h | 3 +--
>  arch/x86/mm/mem_encrypt_identity.c   | 4 ++--
>  2 files changed, 3 insertions(+), 4 deletions(-)
> 

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