paravirt.c File Reference

#include <linux/errno.h>
#include <linux/module.h>
#include <linux/efi.h>
#include <linux/bcd.h>
#include <linux/highmem.h>
#include <asm/bug.h>
#include <asm/paravirt.h>
#include <asm/debugreg.h>
#include <asm/desc.h>
#include <asm/setup.h>
#include <asm/pgtable.h>
#include <asm/time.h>
#include <asm/pgalloc.h>
#include <asm/irq.h>
#include <asm/delay.h>
#include <asm/fixmap.h>
#include <asm/apic.h>
#include <asm/tlbflush.h>
#include <asm/timer.h>
#include <asm/special_insns.h>

Go to the source code of this file.

Data Structures
struct	branch

Macros
#define	DEF_NATIVE(ops, name, code)
#define	PTE_IDENT   __PV_IS_CALLEE_SAVE(_paravirt_ident_64)

Functions
void	_paravirt_nop (void)
u32	_paravirt_ident_32 (u32 x)
u64	_paravirt_ident_64 (u64 x)
void __init	default_banner (void)
unsigned	paravirt_patch_nop (void)
unsigned	paravirt_patch_ignore (unsigned len)
struct branch	__attribute__ ((packed))
unsigned	paravirt_patch_call (void *insnbuf, const void *target, u16 tgt_clobbers, unsigned long addr, u16 site_clobbers, unsigned len)
unsigned	paravirt_patch_jmp (void *insnbuf, const void *target, unsigned long addr, unsigned len)
unsigned	paravirt_patch_default (u8 type, u16 clobbers, void *insnbuf, unsigned long addr, unsigned len)
unsigned	paravirt_patch_insns (void *insnbuf, unsigned len, const char *start, const char *end)
void	native_iret (void)
void	native_irq_enable_sysexit (void)
void	native_usergs_sysret32 (void)
void	native_usergs_sysret64 (void)
int	paravirt_disable_iospace (void)
void	paravirt_enter_lazy_mmu (void)
void	paravirt_leave_lazy_mmu (void)
void	paravirt_start_context_switch (struct task_struct *prev)
void	paravirt_end_context_switch (struct task_struct *next)
enum paravirt_lazy_mode	paravirt_get_lazy_mode (void)
void	arch_flush_lazy_mmu_mode (void)
	EXPORT_SYMBOL_GPL (pv_time_ops)
	EXPORT_SYMBOL (pv_cpu_ops)
	EXPORT_SYMBOL (pv_mmu_ops)
	EXPORT_SYMBOL_GPL (pv_apic_ops)
	EXPORT_SYMBOL_GPL (pv_info)
	EXPORT_SYMBOL (pv_irq_ops)

Variables
unsigned char	opcode
u32	delta
struct static_key	paravirt_steal_enabled
struct static_key	paravirt_steal_rq_enabled
struct pv_info	pv_info
struct pv_init_ops	pv_init_ops
struct pv_time_ops	pv_time_ops
struct pv_irq_ops	pv_irq_ops
struct pv_cpu_ops	pv_cpu_ops
struct pv_apic_ops	pv_apic_ops
struct pv_mmu_ops	pv_mmu_ops

Macro Definition Documentation

#define DEF_NATIVE	(		ops,
			name,
			code
	)

Value:

extern const char start_##ops##_##name[], end_##ops##_##name[]; \
    asm("start_" #ops "_" #name ": " code "; end_" #ops "_" #name ":")

Definition at line 66 of file paravirt.c.

#define PTE_IDENT   __PV_IS_CALLEE_SAVE(_paravirt_ident_64)

Definition at line 409 of file paravirt.c.

Function Documentation

struct branch __attribute__ ( (packed)  )

read

Definition at line 171 of file esd_usb2.c.

u32 _paravirt_ident_32

(

u32

x

)

Definition at line 49 of file paravirt.c.

u64 _paravirt_ident_64

(

u64

x

)

Definition at line 54 of file paravirt.c.

void _paravirt_nop

(

void

)

Definition at line 44 of file paravirt.c.

void arch_flush_lazy_mmu_mode

(

void

)

Definition at line 295 of file paravirt.c.

void __init default_banner

(

void

)

Definition at line 59 of file paravirt.c.

EXPORT_SYMBOL

(

pv_cpu_ops

)

EXPORT_SYMBOL

(

pv_mmu_ops

)

EXPORT_SYMBOL

(

pv_irq_ops

)

EXPORT_SYMBOL_GPL

(

pv_time_ops

)

EXPORT_SYMBOL_GPL

(

pv_apic_ops

)

EXPORT_SYMBOL_GPL

(

pv_info

)

void native_iret

(

void

)

void native_irq_enable_sysexit

(

void

)

void native_usergs_sysret32

(

void

)

void native_usergs_sysret64

(

void

)

int paravirt_disable_iospace

(

void

)

Definition at line 235 of file paravirt.c.

void paravirt_end_context_switch

(

struct task_struct *

next

)

Definition at line 277 of file paravirt.c.

void paravirt_enter_lazy_mmu

(

void

)

Definition at line 256 of file paravirt.c.

enum paravirt_lazy_mode paravirt_get_lazy_mode

(

void

)

Definition at line 287 of file paravirt.c.

void paravirt_leave_lazy_mmu

(

void

)

Definition at line 261 of file paravirt.c.

unsigned paravirt_patch_call	(	void *	insnbuf,
		const void *	target,
		u16	tgt_clobbers,
		unsigned long	addr,
		u16	site_clobbers,
		unsigned	len
	)

Definition at line 88 of file paravirt.c.

unsigned paravirt_patch_default	(	u8	type,
		u16	clobbers,
		void *	insnbuf,
		unsigned long	addr,
		unsigned	len
	)

Definition at line 141 of file paravirt.c.

unsigned paravirt_patch_ignore

(

unsigned

len

)

Definition at line 78 of file paravirt.c.

unsigned paravirt_patch_insns	(	void *	insnbuf,
		unsigned	len,
		const char *	start,
		const char *	end
	)

Definition at line 175 of file paravirt.c.

unsigned paravirt_patch_jmp	(	void *	insnbuf,
		const void *	target,
		unsigned long	addr,
		unsigned	len
	)

Definition at line 108 of file paravirt.c.

unsigned paravirt_patch_nop

(

void

)

Definition at line 73 of file paravirt.c.

void paravirt_start_context_switch

(

struct task_struct *

prev

)

Definition at line 266 of file paravirt.c.

Variable Documentation

u32 delta

Definition at line 88 of file paravirt.c.

unsigned char opcode

Definition at line 87 of file paravirt.c.

struct static_key paravirt_steal_enabled

Definition at line 207 of file paravirt.c.

struct static_key paravirt_steal_rq_enabled

Definition at line 208 of file paravirt.c.

struct pv_apic_ops pv_apic_ops

Initial value:

= {



}

Definition at line 398 of file paravirt.c.

struct pv_cpu_ops pv_cpu_ops

Definition at line 339 of file paravirt.c.

struct pv_info pv_info

Initial value:

= {
    .name = "bare hardware",
    .paravirt_enabled = 0,
    .kernel_rpl = 0,
    .shared_kernel_pmd = 1, 




}

Definition at line 307 of file paravirt.c.

struct pv_init_ops pv_init_ops

Initial value:

= {
    .patch = native_patch,
}

Definition at line 318 of file paravirt.c.

struct pv_irq_ops pv_irq_ops

Initial value:

= {
    .save_fl = __PV_IS_CALLEE_SAVE(native_save_fl),
    .restore_fl = __PV_IS_CALLEE_SAVE(native_restore_fl),
    .irq_disable = __PV_IS_CALLEE_SAVE(native_irq_disable),
    .irq_enable = __PV_IS_CALLEE_SAVE(native_irq_enable),
    .safe_halt = native_safe_halt,
    .halt = native_halt,



}

Definition at line 327 of file paravirt.c.

struct pv_mmu_ops pv_mmu_ops

Definition at line 412 of file paravirt.c.

struct pv_time_ops pv_time_ops

Initial value:

= {
    .sched_clock = native_sched_clock,
    .steal_clock = native_steal_clock,
}

Definition at line 322 of file paravirt.c.