CPU_ZERO - Linux

Overview

CPU_ZERO initializes a cpu_set_t structure to an empty set, in which no CPUs are set.

Syntax

void CPU_ZERO(cpu_set_t *set);

Options/Flags

None.

Examples

Example 1:

# Initialize a cpu_set_t variable to an empty set
cpu_set_t cpu_set;
CPU_ZERO(&cpu_set);

Common Issues

• None.

Integration

CPU_ZERO is commonly used in conjunction with other functions such as CPU_SET and CPU_ISSET to manipulate CPU sets.

Related Commands

• CPU_ISSET: Checks if a CPU is set in a CPU set.
• CPU_SET: Sets a CPU in a CPU set.
• sched_setaffinity: Configures the CPU affinity for a thread.