Merge branches 'x86/acpi', 'x86/asm', 'x86/cpudetect', 'x86/crashdump', 'x86/debug...

[mirror_ubuntu-focal-kernel.git] / arch / x86 / include / asm / tlbflush.h

diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 3cdd08b5bdb741d0dc55352295a6efa0058bb944..d3539f998f88c71dd6c9a784628c7d084d7521bc 100644 (file)
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -1,5 +1,5 @@
-#ifndef ASM_X86__TLBFLUSH_H
-#define ASM_X86__TLBFLUSH_H
+#ifndef _ASM_X86_TLBFLUSH_H
+#define _ASM_X86_TLBFLUSH_H
 
 #include <linux/mm.h>
 #include <linux/sched.h>
@@ -113,7 +113,7 @@ static inline void flush_tlb_range(struct vm_area_struct *vma,
                __flush_tlb();
 }
 
-static inline void native_flush_tlb_others(const cpumask_t *cpumask,
+static inline void native_flush_tlb_others(const struct cpumask *cpumask,
                                           struct mm_struct *mm,
                                           unsigned long va)
 {
@@ -142,31 +142,28 @@ static inline void flush_tlb_range(struct vm_area_struct *vma,
        flush_tlb_mm(vma->vm_mm);
 }
 
-void native_flush_tlb_others(const cpumask_t *cpumask, struct mm_struct *mm,
-                            unsigned long va);
+void native_flush_tlb_others(const struct cpumask *cpumask,
+                            struct mm_struct *mm, unsigned long va);
 
 #define TLBSTATE_OK    1
 #define TLBSTATE_LAZY  2
 
-#ifdef CONFIG_X86_32
 struct tlb_state {
        struct mm_struct *active_mm;
        int state;
-       char __cacheline_padding[L1_CACHE_BYTES-8];
 };
 DECLARE_PER_CPU(struct tlb_state, cpu_tlbstate);
 
-void reset_lazy_tlbstate(void);
-#else
 static inline void reset_lazy_tlbstate(void)
 {
+       percpu_write(cpu_tlbstate.state, 0);
+       percpu_write(cpu_tlbstate.active_mm, &init_mm);
 }
-#endif
 
 #endif /* SMP */
 
 #ifndef CONFIG_PARAVIRT
-#define flush_tlb_others(mask, mm, va) native_flush_tlb_others(&mask, mm, va)
+#define flush_tlb_others(mask, mm, va) native_flush_tlb_others(mask, mm, va)
 #endif
 
 static inline void flush_tlb_kernel_range(unsigned long start,
@@ -175,4 +172,6 @@ static inline void flush_tlb_kernel_range(unsigned long start,
        flush_tlb_all();
 }
 
-#endif /* ASM_X86__TLBFLUSH_H */
+extern void zap_low_mappings(void);
+
+#endif /* _ASM_X86_TLBFLUSH_H */