cpusetDetachAll(3x) cpusetDetachAll(3x)
cpusetDetachAll - detaches all threads from a cpuset
#include <cpuset.h>
int cpusetDetachAll(char *qname);
The cpusetDetachAll function is used to detach all threads currently
attached to the specified cpuset. Only a process running with root user
ID can successfully execute cpusetDetachAll.
The qname argument is the name of the cpuset that the operation will be
performed upon.
This example detaches all threads from the cpuset queue named mpi_set.
char *qname = "mpi_set";
/* Attach to cpuset, if error - print error & exit */
if (!cpusetDetachAll(qname)) {
perror("cpusetDetachAll");
exit(1);
}
cpusetDetachAll is found in the library "libcpuset.so", and will be
loaded if the option -lcpuset is used with cc(1) or ld(1).
cpuset(1), cpusetAttach(3x), cpuset(5).
If successful, cpusetDetachAll returns a 1. If cpusetDetachAll fails, it
returns the value 0 and errno is set to indicate the error. The values
for errno are the same as those defined for sysmp(2).
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