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);
* these shouldn't be in this interface.
*/
void (*apic_write)(unsigned long reg, u32 v);
- void (*apic_write_atomic)(unsigned long reg, u32 v);
u32 (*apic_read)(unsigned long reg);
void (*setup_boot_clock)(void);
void (*setup_secondary_clock)(void);
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);
};
(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);
PVOP_VCALL2(pv_apic_ops.apic_write, reg, v);
}
-static inline void apic_write_atomic(unsigned long reg, u32 v)
-{
- PVOP_VCALL2(pv_apic_ops.apic_write_atomic, reg, v);
-}
-
static inline u32 apic_read(unsigned long reg)
{
return PVOP_CALL1(unsigned long, pv_apic_ops.apic_read, reg);
ret = PVOP_CALL1(pteval_t, pv_mmu_ops.pte_flags,
pte.pte);
+#ifdef CONFIG_PARAVIRT_DEBUG
+ BUG_ON(ret & PTE_PFN_MASK);
+#endif
return ret;
}
void _paravirt_nop(void);
#define paravirt_nop ((void *)_paravirt_nop)
+void paravirt_use_bytelocks(void);
+
+#ifdef CONFIG_SMP
+
static inline int __raw_spin_is_locked(struct raw_spinlock *lock)
{
return PVOP_CALL1(int, pv_lock_ops.spin_is_locked, lock);
static __always_inline void __raw_spin_lock(struct raw_spinlock *lock)
{
- return PVOP_VCALL1(pv_lock_ops.spin_lock, 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)
static __always_inline void __raw_spin_unlock(struct raw_spinlock *lock)
{
- return PVOP_VCALL1(pv_lock_ops.spin_unlock, lock);
+ PVOP_VCALL1(pv_lock_ops.spin_unlock, lock);
}
+#endif
+
/* These all sit in the .parainstructions section to tell us what to patch. */
struct paravirt_patch_site {
u8 *instr; /* original instructions */