Add set_ptes(), update_mmu_cache_range(), flush_icache_pages() and
flush_dcache_folio(). Change the PG_arch_1 (aka PG_dcache_dirty) flag
from being per-page to per-folio.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Acked-by: Mike Rapoport (IBM) <rppt@xxxxxxxxxx>
Cc: Dinh Nguyen <dinguyen@xxxxxxxxxx>
---
arch/nios2/include/asm/cacheflush.h | 6 ++-
arch/nios2/include/asm/pgtable.h | 28 ++++++----
arch/nios2/mm/cacheflush.c | 79 ++++++++++++++++-------------
3 files changed, 67 insertions(+), 46 deletions(-)