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CentOS 7.0 - man page for papi_lock (centos section 3)

PAPI_lock(3)							       PAPI							      PAPI_lock(3)

NAME
PAPI_lock - Lock one of two mutex variables defined in papi.h.
SYNOPSIS
Detailed 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 a (hopefully) efficiently implemented mutex. C Interface: #include <papi.h> void PAPI_lock(int lock); Parameters: lock -- an integer value specifying one of the two user locks: PAPI_USR1_LOCK or PAPI_USR2_LOCK Returns: There is no return value for this call. Upon return from PAPI_lock the current thread has acquired exclusive access to the specified PAPI mutex. See Also: PAPI_unlock PAPI_thread_init Author Generated automatically by Doxygen for PAPI from the source code. Version 5.2.0.0 Tue Jun 17 2014 PAPI_lock(3)
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