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Diffstat (limited to 'include/asm-x86/paravirt.h')
-rw-r--r--include/asm-x86/paravirt.h87
1 files changed, 50 insertions, 37 deletions
diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index fbbde93f12d6..8d6ae2f760d0 100644
--- 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. */
@@ -124,6 +124,9 @@ struct pv_cpu_ops {
int entrynum, const void *desc, int size);
void (*write_idt_entry)(gate_desc *,
int entrynum, const gate_desc *gate);
+ void (*alloc_ldt)(struct desc_struct *ldt, unsigned entries);
+ void (*free_ldt)(struct desc_struct *ldt, unsigned entries);
+
void (*load_sp0)(struct tss_struct *tss, struct thread_struct *t);
void (*set_iopl_mask)(unsigned mask);
@@ -137,6 +140,7 @@ 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);
@@ -200,12 +204,6 @@ struct pv_irq_ops {
struct pv_apic_ops {
#ifdef CONFIG_X86_LOCAL_APIC
- /*
- * Direct APIC operations, principally for VMI. Ideally
- * these shouldn't be in this interface.
- */
- void (*apic_write)(unsigned long reg, u32 v);
- u32 (*apic_read)(unsigned long reg);
void (*setup_boot_clock)(void);
void (*setup_secondary_clock)(void);
@@ -257,13 +255,13 @@ 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);
@@ -330,6 +328,7 @@ struct pv_lock_ops {
int (*spin_is_locked)(struct raw_spinlock *lock);
int (*spin_is_contended)(struct raw_spinlock *lock);
void (*spin_lock)(struct raw_spinlock *lock);
+ void (*spin_lock_flags)(struct raw_spinlock *lock, unsigned long flags);
int (*spin_trylock)(struct raw_spinlock *lock);
void (*spin_unlock)(struct raw_spinlock *lock);
};
@@ -726,6 +725,10 @@ 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 +774,13 @@ 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)
{
@@ -824,6 +834,16 @@ do { \
(aux) = __aux; \
} while (0)
+static inline void paravirt_alloc_ldt(struct desc_struct *ldt, unsigned entries)
+{
+ PVOP_VCALL2(pv_cpu_ops.alloc_ldt, ldt, entries);
+}
+
+static inline void paravirt_free_ldt(struct desc_struct *ldt, unsigned entries)
+{
+ PVOP_VCALL2(pv_cpu_ops.free_ldt, ldt, entries);
+}
+
static inline void load_TR_desc(void)
{
PVOP_VCALL0(pv_cpu_ops.load_tr_desc);
@@ -898,19 +918,6 @@ static inline void slow_down_io(void)
}
#ifdef CONFIG_X86_LOCAL_APIC
-/*
- * Basic functions accessing APICs.
- */
-static inline void apic_write(unsigned long reg, u32 v)
-{
- PVOP_VCALL2(pv_apic_ops.apic_write, reg, v);
-}
-
-static inline u32 apic_read(unsigned long reg)
-{
- return PVOP_CALL1(unsigned long, pv_apic_ops.apic_read, reg);
-}
-
static inline void setup_boot_clock(void)
{
PVOP_VCALL0(pv_apic_ops.setup_boot_clock);
@@ -993,35 +1000,35 @@ 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);
}
@@ -1401,6 +1408,12 @@ static __always_inline void __raw_spin_lock(struct raw_spinlock *lock)
PVOP_VCALL1(pv_lock_ops.spin_lock, lock);
}
+static __always_inline void __raw_spin_lock_flags(struct raw_spinlock *lock,
+ unsigned long flags)
+{
+ PVOP_VCALL2(pv_lock_ops.spin_lock_flags, lock, flags);
+}
+
static __always_inline int __raw_spin_trylock(struct raw_spinlock *lock)
{
return PVOP_CALL1(int, pv_lock_ops.spin_trylock, lock);
@@ -1634,4 +1647,4 @@ static inline unsigned long __raw_local_irq_save(void)
#endif /* __ASSEMBLY__ */
#endif /* CONFIG_PARAVIRT */
-#endif /* __ASM_PARAVIRT_H */
+#endif /* ASM_X86__PARAVIRT_H */