From: Alexandre Ghiti <alex@xxxxxxxx> Date: Wed, 6 Mar 2019 14:00:03 -0500 > sparc actually supports gigantic pages and selecting > ARCH_HAS_GIGANTIC_PAGE allows it to allocate and free > gigantic pages at runtime. > > sparc allows configuration such as huge pages of 16GB, > pages of 8KB and MAX_ORDER = 13 (default): > HPAGE_SHIFT (34) - PAGE_SHIFT (13) = 21 >= MAX_ORDER (13) > > Signed-off-by: Alexandre Ghiti <alex@xxxxxxxx> Much better. Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>