[PATCH v7 12/16] powerpc/mm: Enable 8M hugepage support with HW assistance on the 8xx
From: Christophe Leroy <hidden>
Date: 2018-11-28 11:46:50
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
HW assistance naturally supports 8M huge pages without further modifications. Signed-off-by: Christophe Leroy <redacted> --- arch/powerpc/mm/tlb_nohash.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c
index 4f79639e432f..8ad7aab150b7 100644
--- a/arch/powerpc/mm/tlb_nohash.c
+++ b/arch/powerpc/mm/tlb_nohash.c@@ -97,6 +97,9 @@ struct mmu_psize_def mmu_psize_defs[MMU_PAGE_COUNT] = { .shift = 14, }, #endif + [MMU_PAGE_8M] = { + .shift = 23, + }, }; #else struct mmu_psize_def mmu_psize_defs[MMU_PAGE_COUNT] = {
--
2.13.3