.TH "PAPI_reset" 3 "Thu Dec 14 2023" "Version 7.1.0.0" "PAPI" \" -*- nroff -*- .ad l .nh .SH NAME PAPI_reset \- Reset the hardware event counts in an event set\&. .SH SYNOPSIS .br .PP .SH "Detailed Description" .PP .PP \fBC Prototype:\fP .RS 4 #include <\fBpapi\&.h\fP> .br int \fBPAPI_reset( int EventSet )\fP; .RE .PP \fBParameters\fP .RS 4 \fIEventSet\fP an integer handle for a PAPI event set as created by \fBPAPI_create_eventset\fP .RE .PP \fBReturn values\fP .RS 4 \fIPAPI_OK\fP .br \fIPAPI_ESYS\fP A system or C library call failed inside PAPI, see the errno variable\&. .br \fIPAPI_ENOEVST\fP The EventSet specified does not exist\&. .RE .PP \fBPAPI_reset()\fP zeroes the values of the counters contained in EventSet\&. This call assumes an initialized PAPI library and a properly added event set .PP \fBExample:\fP .RS 4 .PP .nf int EventSet = PAPI_NULL; int Events[] = {PAPI_TOT_INS, PAPI_FP_OPS}; int ret; // Create an empty EventSet ret = PAPI_create_eventset(&EventSet); if (ret != PAPI_OK) handle_error(ret); // Add two events to our EventSet ret = PAPI_add_events(EventSet, Events, 2); if (ret != PAPI_OK) handle_error(ret); // Start counting ret = PAPI_start(EventSet); if (ret != PAPI_OK) handle_error(ret); // Stop counting, ignore values ret = PAPI_stop(EventSet, NULL); if (ret != PAPI_OK) handle_error(ret); // reset the counters in this EventSet ret = PAPI_reset(EventSet); if (ret != PAPI_OK) handle_error(ret); .fi .PP .RE .PP \fBSee also\fP .RS 4 \fBPAPI_create_eventset\fP .RE .PP .SH "Author" .PP Generated automatically by Doxygen for PAPI from the source code\&.