condvar.c File Reference

(7c4d7d1 userspace/term: change eyecandy inclusion to use objcopy instead of xxd)

#include <condvar.h>
#include <tpa.h>
#include <vm.h>
#include <log.h>
#include <scheduler.h>
#include <unused_param.h>

Include dependency graph for condvar.c:

Go to the source code of this file.

Data Structures
struct	condvar_data

Functions
void	init_condvar (void)
void	sc_handle_locking_create_condvar (uint64_t *cv, uint64_t *e)
void	sc_handle_locking_destroy_condvar (uint64_t condvar, uint64_t *e)
void	sc_handle_locking_signal_condvar (uint64_t condvar, uint64_t amount, uint64_t *e)
void	sc_handle_locking_wait_condvar (uint64_t condvar, uint64_t timeout, uint64_t *e)

Variables
static tpa_t *	condvars
static uint64_t	next_condvar = 1

---

Data Structure Documentation

condvar_data

struct condvar_data

Definition at line 8 of file condvar.c.

Collaboration diagram for condvar_data:

Data Fields
uint64_t	wait_count	Number of processes currently waiting on this condvar.

Function Documentation

init_condvar()

void init_condvar

(

void

)

Definition at line 16 of file condvar.c.

References condvars, kernel_alloc, and tpa_new().

Here is the call graph for this function:

Here is the caller graph for this function:

sc_handle_locking_create_condvar()

void sc_handle_locking_create_condvar	(	uint64_t *	cv,
		uint64_t *	e
	)

Definition at line 20 of file condvar.c.

References condvars, logd, logw, next_condvar, tpa_set(), and condvar_data::wait_count.

Here is the call graph for this function:

sc_handle_locking_destroy_condvar()

void sc_handle_locking_destroy_condvar	(	uint64_t	condvar,
		uint64_t *	e
	)

Definition at line 38 of file condvar.c.

References condvar, condvars, logd, next_condvar, tpa_get(), tpa_set(), and condvar_data::wait_count.

Here is the call graph for this function:

sc_handle_locking_signal_condvar()

void sc_handle_locking_signal_condvar	(	uint64_t	condvar,
		uint64_t	amount,
		uint64_t *	e
	)

Definition at line 55 of file condvar.c.

References amount, condvar, wait_data::condvar, condvars, scheduler_waitable_done(), tpa_get(), condvar_data::wait_count, and wait_reason_condvar.

Here is the call graph for this function:

sc_handle_locking_wait_condvar()

void sc_handle_locking_wait_condvar	(	uint64_t	condvar,
		uint64_t	timeout,
		uint64_t *	e
	)

Definition at line 72 of file condvar.c.

References condvar, wait_data::condvar, condvars, scheduler_wait_for(), timeout, tpa_get(), UNUSED_PARAM, condvar_data::wait_count, and wait_reason_condvar.

Here is the call graph for this function:

Variable Documentation

condvars

tpa_t* condvars

static

Definition at line 13 of file condvar.c.

next_condvar

uint64_t next_condvar = 1

static

Definition at line 14 of file condvar.c.