#ifndef _VX_DEBUG_H
#define _VX_DEBUG_H


#define VXD_CBIT(n,m)	(vx_debug_ ## n & (1 << (m)))
#define VXD_CMIN(n,m)	(vx_debug_ ## n > (m))
#define VXD_MASK(n,m)	(vx_debug_ ## n & (m))

#define VXD_QPOS(v,p)	(((uint32_t)(v) >> ((p)*8)) & 0xFF)
#define VXD_QUAD(v)	VXD_QPOS(v,0), VXD_QPOS(v,1),		\
			VXD_QPOS(v,2), VXD_QPOS(v,3)
#define VXF_QUAD	"%u.%u.%u.%u"

#define VXD_DEV(d)	(d), (d)->bd_inode->i_ino,		\
			imajor((d)->bd_inode), iminor((d)->bd_inode)
#define VXF_DEV		"%p[%lu,%d:%d]"


#define __FUNC__	__func__


#define vxd_path(d,m)						\
	({ static char _buffer[PATH_MAX];			\
	   d_path((d), (m), _buffer, sizeof(_buffer)); })

#define vxd_cond_path(n)					\
	((n) ? vxd_path((n)->dentry, (n)->mnt) : "<null>" )


#ifdef	CONFIG_VSERVER_DEBUG

extern unsigned int vx_debug_switch;
extern unsigned int vx_debug_xid;
extern unsigned int vx_debug_nid;
extern unsigned int vx_debug_tag;
extern unsigned int vx_debug_net;
extern unsigned int vx_debug_limit;
extern unsigned int vx_debug_cres;
extern unsigned int vx_debug_dlim;
extern unsigned int vx_debug_quota;
extern unsigned int vx_debug_cvirt;
extern unsigned int vx_debug_misc;


#define VX_LOGLEVEL	"vxD: "

#define vxdprintk(c,f,x...)					\
	do {							\
		if (c)						\
			printk(VX_LOGLEVEL f "\n" , ##x);	\
	} while (0)

#define vxlprintk(c,f,x...)					\
	do {							\
		if (c)						\
			printk(VX_LOGLEVEL f " @%s:%d\n", x);	\
	} while (0)

#define vxfprintk(c,f,x...)					\
	do {							\
		if (c)						\
			printk(VX_LOGLEVEL f " %s@%s:%d\n", x); \
	} while (0)


struct vx_info;

void dump_vx_info(struct vx_info *, int);
void dump_vx_info_inactive(int);

#else	/* CONFIG_VSERVER_DEBUG */

#define vx_debug_switch 0
#define vx_debug_xid	0
#define vx_debug_nid	0
#define vx_debug_tag	0
#define vx_debug_net	0
#define vx_debug_limit	0
#define vx_debug_cres	0
#define vx_debug_dlim	0
#define vx_debug_cvirt	0

#define vxdprintk(x...) do { } while (0)
#define vxlprintk(x...) do { } while (0)
#define vxfprintk(x...) do { } while (0)

#endif	/* CONFIG_VSERVER_DEBUG */


#ifdef	CONFIG_VSERVER_WARN

#define VX_WARNLEVEL	KERN_WARNING "vxW: "

#define vxwprintk(c,f,x...)					\
	do {							\
		if (c)						\
			printk(VX_WARNLEVEL f "\n" , ##x);	\
	} while (0)

#else	/* CONFIG_VSERVER_WARN */

#define vxwprintk(x...) do { } while (0)

#endif	/* CONFIG_VSERVER_WARN */


#ifdef	CONFIG_VSERVER_DEBUG
#define vxd_assert_lock(l)	assert_spin_locked(l)
#define vxd_assert(c,f,x...)	vxlprintk(!(c), \
	"assertion [" f "] failed.", ##x, __FILE__, __LINE__)
#else
#define vxd_assert_lock(l)	do { } while (0)
#define vxd_assert(c,f,x...)	do { } while (0)
#endif


#endif /* _VX_DEBUG_H */