refs.c File Reference

#include "lib/refs.h"

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Functions
void	m0_ref_init (struct m0_ref *ref, int init_num, void(*release)(struct m0_ref *ref))
M0_INTERNAL void	m0_ref_get (struct m0_ref *ref)
M0_INTERNAL void	m0_ref_put (struct m0_ref *ref)
M0_INTERNAL int64_t	m0_ref_read (const struct m0_ref *ref)

Function Documentation

m0_ref_get()

M0_INTERNAL void m0_ref_get

(

struct m0_ref *

ref

)

take one reference to the object

Parameters

ref	pointer to m0_ref object

Returns

none

Definition at line 32 of file refs.c.

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m0_ref_init()

void m0_ref_init	(	struct m0_ref *	ref,
		int	init_num,
		void(*)(struct m0_ref *ref)	release
	)

constructor for init reference counted protection

Parameters

ref	pointer to m0_ref object
init_num	initial references on object
release	destructor function for the object

Definition at line 24 of file refs.c.

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m0_ref_put()

M0_INTERNAL void m0_ref_put

(

struct m0_ref *

ref

)

Release one reference from the object. If function will release last reference, destructor will called.

Parameters

ref	pointer to m0_ref object

Returns

none

Definition at line 38 of file refs.c.

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m0_ref_read()

M0_INTERNAL int64_t m0_ref_read

(

const struct m0_ref *

ref

)

Read the current value of the reference count from the m0_ref object

Parameters

ref	pointer to m0_ref object

Returns

current value of the reference count

Definition at line 44 of file refs.c.

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