C0 means and is well know as "not idle". All documentation out there uses this term as "running"/"not idle" state. Also Linux userspace tools (e.g. cpufreq-aperf and turbostat) show C0 residency which there is correct, but means something totally else than cpuidle "POLL" state.
Signed-off-by: Thomas Renninger <[email protected]> CC: [email protected] CC: [email protected] CC: [email protected] CC: Ingo Molnar <[email protected]> CC: [email protected] --- drivers/cpuidle/cpuidle.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 08d5f05..99cc8fc 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -260,7 +260,7 @@ static void poll_idle_init(struct cpuidle_device *dev) cpuidle_set_statedata(state, NULL); - snprintf(state->name, CPUIDLE_NAME_LEN, "C0"); + snprintf(state->name, CPUIDLE_NAME_LEN, "POLL"); snprintf(state->desc, CPUIDLE_DESC_LEN, "CPUIDLE CORE POLL IDLE"); state->exit_latency = 0; state->target_residency = 0; -- 1.7.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-perf-users" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
