summaryrefslogtreecommitdiffstats
path: root/include/asm-sparc64/tlbflush.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-sparc64/tlbflush.h')
-rw-r--r--include/asm-sparc64/tlbflush.h25
1 files changed, 19 insertions, 6 deletions
diff --git a/include/asm-sparc64/tlbflush.h b/include/asm-sparc64/tlbflush.h
index 3ef9909..9ad5d9c 100644
--- a/include/asm-sparc64/tlbflush.h
+++ b/include/asm-sparc64/tlbflush.h
@@ -5,6 +5,11 @@
#include <linux/mm.h>
#include <asm/mmu_context.h>
+/* TSB flush operations. */
+struct mmu_gather;
+extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
+extern void flush_tsb_user(struct mmu_gather *mp);
+
/* TLB flush operations. */
extern void flush_tlb_pending(void);
@@ -14,28 +19,36 @@ extern void flush_tlb_pending(void);
#define flush_tlb_page(vma,addr) flush_tlb_pending()
#define flush_tlb_mm(mm) flush_tlb_pending()
+/* Local cpu only. */
extern void __flush_tlb_all(void);
+
extern void __flush_tlb_page(unsigned long context, unsigned long page, unsigned long r);
extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
#ifndef CONFIG_SMP
-#define flush_tlb_all() __flush_tlb_all()
#define flush_tlb_kernel_range(start,end) \
- __flush_tlb_kernel_range(start,end)
+do { flush_tsb_kernel_range(start,end); \
+ __flush_tlb_kernel_range(start,end); \
+} while (0)
#else /* CONFIG_SMP */
-extern void smp_flush_tlb_all(void);
extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
-#define flush_tlb_all() smp_flush_tlb_all()
#define flush_tlb_kernel_range(start, end) \
- smp_flush_tlb_kernel_range(start, end)
+do { flush_tsb_kernel_range(start,end); \
+ smp_flush_tlb_kernel_range(start, end); \
+} while (0)
#endif /* ! CONFIG_SMP */
-extern void flush_tlb_pgtables(struct mm_struct *, unsigned long, unsigned long);
+static inline void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end)
+{
+ /* We don't use virtual page tables for TLB miss processing
+ * any more. Nowadays we use the TSB.
+ */
+}
#endif /* _SPARC64_TLBFLUSH_H */
OpenPOWER on IntegriCloud