diff options
Diffstat (limited to 'arch/sh/mm/tlbflush_64.c')
| -rw-r--r-- | arch/sh/mm/tlbflush_64.c | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/arch/sh/mm/tlbflush_64.c b/arch/sh/mm/tlbflush_64.c index 3ce40ea34824..de0b0e881823 100644 --- a/arch/sh/mm/tlbflush_64.c +++ b/arch/sh/mm/tlbflush_64.c @@ -20,7 +20,7 @@ #include <linux/mman.h> #include <linux/mm.h> #include <linux/smp.h> -#include <linux/perf_counter.h> +#include <linux/perf_event.h> #include <linux/interrupt.h> #include <asm/system.h> #include <asm/io.h> @@ -116,7 +116,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long writeaccess, /* Not an IO address, so reenable interrupts */ local_irq_enable(); - perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address); + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address); /* * If we're in an interrupt or have no user @@ -201,11 +201,11 @@ survive: if (fault & VM_FAULT_MAJOR) { tsk->maj_flt++; - perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0, + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0, regs, address); } else { tsk->min_flt++; - perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0, + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0, regs, address); } @@ -329,22 +329,6 @@ do_sigbus: goto no_context; } -void update_mmu_cache(struct vm_area_struct * vma, - unsigned long address, pte_t pte) -{ - /* - * This appears to get called once for every pte entry that gets - * established => I don't think it's efficient to try refilling the - * TLBs with the pages - some may not get accessed even. Also, for - * executable pages, it is impossible to determine reliably here which - * TLB they should be mapped into (or both even). - * - * So, just do nothing here and handle faults on demand. In the - * TLBMISS handling case, the refill is now done anyway after the pte - * has been fixed up, so that deals with most useful cases. - */ -} - void local_flush_tlb_one(unsigned long asid, unsigned long page) { unsigned long long match, pteh=0, lpage; @@ -353,7 +337,7 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page) /* * Sign-extend based on neff. */ - lpage = (page & NEFF_SIGN) ? (page | NEFF_MASK) : page; + lpage = neff_sign_extend(page); match = (asid << PTEH_ASID_SHIFT) | PTEH_VALID; match |= lpage; @@ -482,3 +466,7 @@ void local_flush_tlb_kernel_range(unsigned long start, unsigned long end) /* FIXME: Optimize this later.. */ flush_tlb_all(); } + +void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte) +{ +} |