rm_internal.h File Reference

#include "lib/bob.h"
#include "lib/cookie.h"
#include "rm/rm.h"

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Data Structures
struct	m0_rm_remote_incoming

Macros
#define	__MOTR_RM_RM_INTERNAL_H__

Enumerations
enum	m0_file_credit { RM_FILE_LOCK = 1 }
enum	m0_rwlock_credit { RM_RW_READ_LOCK = 1, RM_RW_WRITE_LOCK = ~0ULL }
enum	{ WAIT_TRY_FLAGS = RIF_LOCAL_WAIT | RIF_LOCAL_TRY }

Functions
M0_INTERNAL int	m0_rm_pin_add (struct m0_rm_incoming *in, struct m0_rm_credit *credit, uint32_t flags)
M0_INTERNAL int	granted_maybe_reserve (struct m0_rm_credit *granted, struct m0_rm_credit *to_cache)
M0_INTERNAL struct m0_rm_remote *	m0_rm_remote_find (struct m0_rm_remote_incoming *rem_in)
RM FOP interface.
Functions and data-structures used for interaction between RM core and RM fops (and fom)s.
M0_INTERNAL int	m0_rm_borrow_commit (struct m0_rm_remote_incoming *bor)
M0_INTERNAL int	m0_rm_revoke_commit (struct m0_rm_remote_incoming *rvk)
M0_INTERNAL int	m0_rm_borrow_done (struct m0_rm_outgoing *out, struct m0_rm_loan *loan)
int	m0_rm_revoke_done (struct m0_rm_outgoing *out)
int	m0_rm_resource_owner_find (const struct m0_rm_resource *resource, struct m0_rm_owner **owner)
M0_INTERNAL int	m0_rm_request_out (enum m0_rm_outgoing_type otype, struct m0_rm_incoming *in, struct m0_rm_loan *loan, struct m0_rm_credit *credit, struct m0_rm_remote *remote)
M0_INTERNAL void	m0_rm_outgoing_send (struct m0_rm_outgoing *outgoing)
M0_INTERNAL int	m0_rm_outgoing_init (struct m0_rm_outgoing *out, enum m0_rm_outgoing_type req_type, struct m0_rm_remote *other, struct m0_rm_credit *credit)
M0_INTERNAL void	m0_rm_outgoing_fini (struct m0_rm_outgoing *out)
M0_INTERNAL int	m0_rm_loan_init (struct m0_rm_loan *loan, const struct m0_rm_credit *credit, struct m0_rm_remote *creditor)
M0_INTERNAL void	m0_rm_loan_fini (struct m0_rm_loan *loan)
M0_INTERNAL int	m0_rm_loan_alloc (struct m0_rm_loan **loan, const struct m0_rm_credit *credit, struct m0_rm_remote *creditor)
M0_INTERNAL int	m0_rm_owner_loan_debit (struct m0_rm_owner *owner, struct m0_rm_loan *paid_loan, struct m0_tl *list)
M0_INTERNAL int	m0_rm_loan_settle (struct m0_rm_owner *owner, struct m0_rm_loan *loan)
M0_INTERNAL void	m0_rm_outgoing_complete (struct m0_rm_outgoing *og)
M0_INTERNAL int	m0_rm_reverse_session_get (struct m0_rm_remote_incoming *rem_in, struct m0_rm_remote *remote)

RM lists.
#define	RM_OWNER_LISTS_FOR(owner, expr)
M0_EXTERN const struct m0_bob_type	loan_bob
	M0_TL_DESCR_DECLARE (res, extern)
	M0_TL_DECLARE (res, M0_INTERNAL, struct m0_rm_resource)
	M0_TL_DESCR_DECLARE (m0_rm_ur, extern)
	M0_TL_DECLARE (m0_rm_ur, M0_INTERNAL, struct m0_rm_credit)
	M0_TL_DESCR_DECLARE (m0_remotes, extern)
	M0_TL_DECLARE (m0_remotes, M0_INTERNAL, struct m0_rm_remote)
	M0_TL_DESCR_DECLARE (m0_owners, extern)
	M0_TL_DECLARE (m0_owners, M0_INTERNAL, struct m0_rm_owner)
	M0_TL_DESCR_DECLARE (pr, extern)
	M0_TL_DECLARE (pr, M0_INTERNAL, struct m0_rm_pin)
	M0_TL_DESCR_DECLARE (pi, extern)
	M0_TL_DECLARE (pi, M0_INTERNAL, struct m0_rm_pin)
	M0_BOB_DECLARE (M0_INTERNAL, m0_rm_loan)
static enum m0_rm_incoming_state	incoming_state (const struct m0_rm_incoming *in)
static struct m0_rm_resource *	incoming_to_resource (struct m0_rm_incoming *in)
static enum m0_rm_owner_state	owner_state (const struct m0_rm_owner *owner)
static struct m0_sm_group *	resource_grp (const struct m0_rm_resource *res)
static struct m0_sm_group *	owner_grp (const struct m0_rm_owner *owner)

Macro Definition Documentation

__MOTR_RM_RM_INTERNAL_H__

#define __MOTR_RM_RM_INTERNAL_H__

Definition at line 25 of file rm_internal.h.

RM_OWNER_LISTS_FOR

#define RM_OWNER_LISTS_FOR	(		owner,
			expr
	)

Value:

({                                                                      \
        struct m0_rm_owner *__o = (owner);                              \
        int                 __i;                                        \
        int                 __j;                                        \
                                                                        \
        (expr)(&__o->ro_borrowed);                                      \
        (expr)(&__o->ro_sublet);                                        \
                                                                        \
        for (__i = 0; __i < ARRAY_SIZE(__o->ro_owned); __i++)           \
                (expr)(&__o->ro_owned[__i]);                            \
                                                                        \
        for (__i = 0; __i < ARRAY_SIZE(__o->ro_incoming); __i++) {      \
                for (__j = 0; __j < ARRAY_SIZE(__o->ro_incoming[__i]); __j++) \
                        (expr)(&__o->ro_incoming[__i][__j]);            \
        }                                                               \
                                                                        \
        for (__i = 0; __i < ARRAY_SIZE(__o->ro_outgoing); __i++)        \
                (expr)(&__o->ro_outgoing[__i]);                         \
})

Execute "expr" against all credits lists in a given owner.

Definition at line 263 of file rm_internal.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
WAIT_TRY_FLAGS

Definition at line 41 of file rm_internal.h.

m0_file_credit

enum m0_file_credit

Enumerator
RM_FILE_LOCK

Definition at line 31 of file rm_internal.h.

m0_rwlock_credit

enum m0_rwlock_credit

Credit values for RW lock requests

Enumerator
RM_RW_READ_LOCK
RM_RW_WRITE_LOCK

Definition at line 36 of file rm_internal.h.

Function Documentation

incoming_state()

static enum m0_rm_incoming_state incoming_state ( const struct m0_rm_incoming *  in )

inlinestatic

Definition at line 285 of file rm_internal.h.

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incoming_to_resource()

static struct m0_rm_resource* incoming_to_resource ( struct m0_rm_incoming *  in )

inlinestatic

Definition at line 291 of file rm_internal.h.

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M0_BOB_DECLARE()

M0_BOB_DECLARE	(	M0_INTERNAL	,
		m0_rm_loan
	)

M0_TL_DECLARE() [1/6]

M0_TL_DECLARE	(	res	,
		M0_INTERNAL	,
		struct m0_rm_resource
	)

M0_TL_DECLARE() [2/6]

M0_TL_DECLARE	(	m0_rm_ur	,
		M0_INTERNAL	,
		struct m0_rm_credit
	)

M0_TL_DECLARE() [3/6]

M0_TL_DECLARE	(	m0_remotes	,
		M0_INTERNAL	,
		struct m0_rm_remote
	)

M0_TL_DECLARE() [4/6]

M0_TL_DECLARE	(	m0_owners	,
		M0_INTERNAL	,
		struct m0_rm_owner
	)

M0_TL_DECLARE() [5/6]

M0_TL_DECLARE	(	pr	,
		M0_INTERNAL	,
		struct m0_rm_pin
	)

M0_TL_DECLARE() [6/6]

M0_TL_DECLARE	(	pi	,
		M0_INTERNAL	,
		struct m0_rm_pin
	)

M0_TL_DESCR_DECLARE() [1/6]

M0_TL_DESCR_DECLARE	(	res	,
		extern
	)

M0_TL_DESCR_DECLARE() [2/6]

M0_TL_DESCR_DECLARE	(	m0_rm_ur	,
		extern
	)

M0_TL_DESCR_DECLARE() [3/6]

M0_TL_DESCR_DECLARE	(	m0_remotes	,
		extern
	)

M0_TL_DESCR_DECLARE() [4/6]

M0_TL_DESCR_DECLARE	(	m0_owners	,
		extern
	)

M0_TL_DESCR_DECLARE() [5/6]

M0_TL_DESCR_DECLARE	(	pr	,
		extern
	)

M0_TL_DESCR_DECLARE() [6/6]

M0_TL_DESCR_DECLARE	(	pi	,
		extern
	)

owner_grp()

static struct m0_sm_group* owner_grp ( const struct m0_rm_owner *  owner )

inlinestatic

Definition at line 309 of file rm_internal.h.

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owner_state()

static enum m0_rm_owner_state owner_state ( const struct m0_rm_owner *  owner )

inlinestatic

Definition at line 297 of file rm_internal.h.

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resource_grp()

static struct m0_sm_group* resource_grp ( const struct m0_rm_resource *  res )

inlinestatic

Definition at line 303 of file rm_internal.h.

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Variable Documentation

loan_bob

M0_EXTERN const struct m0_bob_type loan_bob

Definition at line 257 of file rm_internal.h.