KFunc scx_bpf_test_and_clear_cpu_idle

v6.12

This function tests and clears cpu's idle state.

Definition

Unavailable if ops.update_idle() is implemented and SCX_OPS_KEEP_BUILTIN_IDLE is not set.

Parameters

cpu: cpu to test and clear idle for

Returns

true if cpu was idle and its idle state was successfully cleared. false otherwise.

Signature

bool scx_bpf_test_and_clear_cpu_idle(s32 cpu)

Usage

Docs could be improved

This part of the docs is incomplete, contributions are very welcome

Program types

The following program types can make use of this kfunc:

• BPF_PROG_TYPE_STRUCT_OPS
• BPF_PROG_TYPE_SYSCALL
• BPF_PROG_TYPE_TRACING

Example

Docs could be improved

This part of the docs is incomplete, contributions are very welcome