[PATCH V8 06/21] csky: Cache and TLB routines

This patch adds cache and tlb sync codes for abiv1 & abiv2. Changelog: - fixup module compile error for EXPORT_SYMBOL(cache_wbinv_range). - tlb.h & cacheflush.h: fix flush_cache_range and tlb_start_vma of abiv1 in flush_cache_range(vma, ...). cache_wbinv_range() couldn't deal with

[PATCH V8 06/21] csky: Cache and TLB routines

This patch adds cache and tlb sync codes for abiv1 & abiv2. Changelog: - fixup module compile error for EXPORT_SYMBOL(cache_wbinv_range). - tlb.h & cacheflush.h: fix flush_cache_range and tlb_start_vma of abiv1 in flush_cache_range(vma, ...). cache_wbinv_range() couldn't deal with