papi_unlock(3) - Linux man page

Name

PAPI_lock - Lock one of two mutex variables defined in papi.h PAPI_unlock - Unlock one of the mutex variables defined in papi.h

Synopsis

C Interface

#include <papi.h>void PAPI_lock(intlock);void PAPI_unlock(intlock);

Fortran Interface

#include "fpapi.h"PAPIF_lock(C_INT lock)PAPIF_unlock(C_INT lock)

Description

PAPI_lock() Grabs access to one of the two PAPI mutex variables. This function is provided to the user to have a platform independent call to (hopefully) efficiently implemented mutex.

PAPI_unlock() unlocks the mutex acquired by a call to PAPI_lock.

Argument

lock -- an integer value specifying one of the two user locks: PAPI_USR1_LOCK or "PAPI_USR2_LOCK"

Return Values

There are no return values for these calls. Upon return from PAPI_lock the current thread has acquired exclusive access to the specified PAPI mutex.

Bugs

These functions have no known bugs.