OpenCloudOS-Kernel/arch/sparc/include/asm/tlbflush_64.h

53 lines
1.2 KiB
C

#ifndef _SPARC64_TLBFLUSH_H
#define _SPARC64_TLBFLUSH_H
#include <linux/mm.h>
#include <asm/mmu_context.h>
/* TSB flush operations. */
#define TLB_BATCH_NR 192
struct tlb_batch {
struct mm_struct *mm;
unsigned long tlb_nr;
unsigned long vaddrs[TLB_BATCH_NR];
};
extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
extern void flush_tsb_user(struct tlb_batch *tb);
/* TLB flush operations. */
extern void flush_tlb_pending(void);
#define flush_tlb_range(vma,start,end) \
do { (void)(start); flush_tlb_pending(); } while (0)
#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_kernel_range(unsigned long start, unsigned long end);
#ifndef CONFIG_SMP
#define 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_kernel_range(unsigned long start, unsigned long end);
#define 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 */
#endif /* _SPARC64_TLBFLUSH_H */