spinlock.c File Reference

#include <linux/kernel_stat.h>
#include <linux/spinlock.h>
#include <linux/debugfs.h>
#include <linux/log2.h>
#include <linux/gfp.h>
#include <asm/paravirt.h>
#include <xen/interface/xen.h>
#include <xen/events.h>
#include "xen-ops.h"
#include "debugfs.h"

Go to the source code of this file.

Data Structures
struct	xen_spinlock

Macros
#define	TIMEOUT   (1 << 10)
#define	ADD_STATS(elem, val)   do { (void)(val); } while(0)
#define	inc_spinners(xl)   asm(LOCK_PREFIX " incb %0" : "+m" ((xl)->spinners) : : "memory");
#define	dec_spinners(xl)   asm(LOCK_PREFIX " decb %0" : "+m" ((xl)->spinners) : : "memory");

Typedefs
typedef u8	xen_spinners_t

Functions
void __cpuinit	xen_init_lock_cpu (int cpu)
void	xen_uninit_lock_cpu (int cpu)
void __init	xen_init_spinlocks (void)

Macro Definition Documentation

#define ADD_STATS	(		elem,
			val
	)		do { (void)(val); } while(0)

Definition at line 101 of file spinlock.c.

#define dec_spinners

(

xl

)

asm(LOCK_PREFIX " decb %0" : "+m" ((xl)->spinners) : : "memory");

Definition at line 126 of file spinlock.c.

#define inc_spinners

(

xl

)

asm(LOCK_PREFIX " incb %0" : "+m" ((xl)->spinners) : : "memory");

Definition at line 124 of file spinlock.c.

#define TIMEOUT   (1 << 10)

Definition at line 100 of file spinlock.c.

Typedef Documentation

typedef u8 xen_spinners_t

Definition at line 123 of file spinlock.c.

Function Documentation

void __cpuinit xen_init_lock_cpu

(

int

cpu

)

Definition at line 363 of file spinlock.c.

void __init xen_init_spinlocks

(

void

)

Definition at line 389 of file spinlock.c.

void xen_uninit_lock_cpu

(

int

cpu

)

Definition at line 384 of file spinlock.c.