Merge branches 'x86/alternatives', 'x86/cleanups', 'x86/commandline', 'x86/crashdump...

[cascardo/linux.git] / include / asm-x86 / paravirt.h

diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index fbbde93..891971f 100644 (file)
--- a/include/asm-x86/paravirt.h
+++ b/include/asm-x86/paravirt.h
@@ -1,5 +1,5 @@
-#ifndef __ASM_PARAVIRT_H
-#define __ASM_PARAVIRT_H
+#ifndef ASM_X86__PARAVIRT_H
+#define ASM_X86__PARAVIRT_H
 /* Various instructions on x86 need to be replaced for
  * para-virtualization: those hooks are defined here. */
 
@@ -137,6 +137,7 @@ struct pv_cpu_ops {
 
        /* MSR, PMC and TSR operations.
           err = 0/-EFAULT.  wrmsr returns 0/-EFAULT. */
+       u64 (*read_msr_amd)(unsigned int msr, int *err);
        u64 (*read_msr)(unsigned int msr, int *err);
        int (*write_msr)(unsigned int msr, unsigned low, unsigned high);
 
@@ -257,13 +258,13 @@ struct pv_mmu_ops {
         * Hooks for allocating/releasing pagetable pages when they're
         * attached to a pagetable
         */
-       void (*alloc_pte)(struct mm_struct *mm, u32 pfn);
-       void (*alloc_pmd)(struct mm_struct *mm, u32 pfn);
-       void (*alloc_pmd_clone)(u32 pfn, u32 clonepfn, u32 start, u32 count);
-       void (*alloc_pud)(struct mm_struct *mm, u32 pfn);
-       void (*release_pte)(u32 pfn);
-       void (*release_pmd)(u32 pfn);
-       void (*release_pud)(u32 pfn);
+       void (*alloc_pte)(struct mm_struct *mm, unsigned long pfn);
+       void (*alloc_pmd)(struct mm_struct *mm, unsigned long pfn);
+       void (*alloc_pmd_clone)(unsigned long pfn, unsigned long clonepfn, unsigned long start, unsigned long count);
+       void (*alloc_pud)(struct mm_struct *mm, unsigned long pfn);
+       void (*release_pte)(unsigned long pfn);
+       void (*release_pmd)(unsigned long pfn);
+       void (*release_pud)(unsigned long pfn);
 
        /* Pagetable manipulation functions */
        void (*set_pte)(pte_t *ptep, pte_t pteval);
@@ -726,6 +727,10 @@ static inline u64 paravirt_read_msr(unsigned msr, int *err)
 {
        return PVOP_CALL2(u64, pv_cpu_ops.read_msr, msr, err);
 }
+static inline u64 paravirt_read_msr_amd(unsigned msr, int *err)
+{
+       return PVOP_CALL2(u64, pv_cpu_ops.read_msr_amd, msr, err);
+}
 static inline int paravirt_write_msr(unsigned msr, unsigned low, unsigned high)
 {
        return PVOP_CALL3(int, pv_cpu_ops.write_msr, msr, low, high);
@@ -771,6 +776,13 @@ static inline int rdmsrl_safe(unsigned msr, unsigned long long *p)
        *p = paravirt_read_msr(msr, &err);
        return err;
 }
+static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p)
+{
+       int err;
+
+       *p = paravirt_read_msr_amd(msr, &err);
+       return err;
+}
 
 static inline u64 paravirt_read_tsc(void)
 {
@@ -993,35 +1005,35 @@ static inline void paravirt_pgd_free(struct mm_struct *mm, pgd_t *pgd)
        PVOP_VCALL2(pv_mmu_ops.pgd_free, mm, pgd);
 }
 
-static inline void paravirt_alloc_pte(struct mm_struct *mm, unsigned pfn)
+static inline void paravirt_alloc_pte(struct mm_struct *mm, unsigned long pfn)
 {
        PVOP_VCALL2(pv_mmu_ops.alloc_pte, mm, pfn);
 }
-static inline void paravirt_release_pte(unsigned pfn)
+static inline void paravirt_release_pte(unsigned long pfn)
 {
        PVOP_VCALL1(pv_mmu_ops.release_pte, pfn);
 }
 
-static inline void paravirt_alloc_pmd(struct mm_struct *mm, unsigned pfn)
+static inline void paravirt_alloc_pmd(struct mm_struct *mm, unsigned long pfn)
 {
        PVOP_VCALL2(pv_mmu_ops.alloc_pmd, mm, pfn);
 }
 
-static inline void paravirt_alloc_pmd_clone(unsigned pfn, unsigned clonepfn,
-                                           unsigned start, unsigned count)
+static inline void paravirt_alloc_pmd_clone(unsigned long pfn, unsigned long clonepfn,
+                                           unsigned long start, unsigned long count)
 {
        PVOP_VCALL4(pv_mmu_ops.alloc_pmd_clone, pfn, clonepfn, start, count);
 }
-static inline void paravirt_release_pmd(unsigned pfn)
+static inline void paravirt_release_pmd(unsigned long pfn)
 {
        PVOP_VCALL1(pv_mmu_ops.release_pmd, pfn);
 }
 
-static inline void paravirt_alloc_pud(struct mm_struct *mm, unsigned pfn)
+static inline void paravirt_alloc_pud(struct mm_struct *mm, unsigned long pfn)
 {
        PVOP_VCALL2(pv_mmu_ops.alloc_pud, mm, pfn);
 }
-static inline void paravirt_release_pud(unsigned pfn)
+static inline void paravirt_release_pud(unsigned long pfn)
 {
        PVOP_VCALL1(pv_mmu_ops.release_pud, pfn);
 }
@@ -1634,4 +1646,4 @@ static inline unsigned long __raw_local_irq_save(void)
 
 #endif /* __ASSEMBLY__ */
 #endif /* CONFIG_PARAVIRT */
-#endif /* __ASM_PARAVIRT_H */
+#endif /* ASM_X86__PARAVIRT_H */