In order to differentiate pages of static memory, from those allocated from heap, this patch introduces a new page flag PGC_reserved to tell.
Signed-off-by: Penny Zheng <penny.zh...@arm.com> --- changes v2: - remove unused reserved field in struct page_info - remove unused helper page_get_reserved_owner and page_set_reserved_owner --- xen/include/asm-arm/mm.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/include/asm-arm/mm.h b/xen/include/asm-arm/mm.h index 0b7de3102e..7034fae1b6 100644 --- a/xen/include/asm-arm/mm.h +++ b/xen/include/asm-arm/mm.h @@ -108,6 +108,9 @@ struct page_info /* Page is Xen heap? */ #define _PGC_xen_heap PG_shift(2) #define PGC_xen_heap PG_mask(1, 2) + /* Page is reserved */ +#define _PGC_reserved PG_shift(3) +#define PGC_reserved PG_mask(1, 3) /* ... */ /* Page is broken? */ #define _PGC_broken PG_shift(7) -- 2.25.1
