GFP_ZONEMASK
int bit = (__force int) (flags & GFP_ZONEMASK);
gfp &= ~GFP_ZONEMASK;
BUILD_BUG_ON(ROOT_IS_IDR & ~GFP_ZONEMASK);
return root->xa_flags & (__GFP_BITS_MASK & ~GFP_ZONEMASK);
if ((flags & GFP_ZONEMASK) ||
gfp_mask &= ~(GFP_ZONEMASK | __GFP_RECLAIMABLE | __GFP_WRITE |
gfp_t zoneflags = limit_gfp & GFP_ZONEMASK;
gfp_t result = huge_gfp & ~(allowflags | GFP_ZONEMASK);