diff options
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/Kconfig | 1 | ||||
| -rw-r--r-- | arch/sparc/include/asm/tlb_64.h | 9 |
2 files changed, 9 insertions, 1 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index e8c3ea01c12f..7b9b3a954a76 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -65,7 +65,6 @@ config SPARC64 select HAVE_KRETPROBES select HAVE_KPROBES select HAVE_RCU_TABLE_FREE if SMP - select HAVE_RCU_TABLE_NO_INVALIDATE if HAVE_RCU_TABLE_FREE select HAVE_MEMBLOCK_NODE_MAP select HAVE_ARCH_TRANSPARENT_HUGEPAGE select HAVE_DYNAMIC_FTRACE diff --git a/arch/sparc/include/asm/tlb_64.h b/arch/sparc/include/asm/tlb_64.h index a2f3fa61ee36..8cb8f3833239 100644 --- a/arch/sparc/include/asm/tlb_64.h +++ b/arch/sparc/include/asm/tlb_64.h @@ -28,6 +28,15 @@ void flush_tlb_pending(void); #define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) #define tlb_flush(tlb) flush_tlb_pending() +/* + * SPARC64's hardware TLB fill does not use the Linux page-tables + * and therefore we don't need a TLBI when freeing page-table pages. + */ + +#ifdef CONFIG_HAVE_RCU_TABLE_FREE +#define tlb_needs_table_invalidate() (false) +#endif + #include <asm-generic/tlb.h> #endif /* _SPARC64_TLB_H */ |