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arm: psci: drop info prints seen during cpu hotplug to pr_debug

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These message are printed every time a CPU in hotplugged out,
resulting in log noise and hurting hotplug latency. Silence them
by default, by dropping them to pr_debug.

Change-Id: I21632c1dbf54342b5980a82ab7389713e943bf6c
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
[ckadabi: Resolved minor conflcits]
Signed-off-by: Channagoud Kadabi <ckadabi@codeaurora.org>
This commit is contained in:
Matt Wagantall
2015-06-18 14:02:53 -07:00
committed by Channagoud Kadabi
parent 7c37aad250
commit ea5a5048b2
2 changed files with 4 additions and 4 deletions
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4
arch/arm/kernel/psci_smp.c
View File

@@ -98,12 +98,12 @@ int psci_cpu_kill(unsigned int cpu)
for (i = 0; i < 10; i++) {
err = psci_ops.affinity_info(cpu_logical_map(cpu), 0);
if (err == PSCI_0_2_AFFINITY_LEVEL_OFF) {
pr_info("CPU%d killed.\n", cpu);
pr_debug("CPU%d killed.\n", cpu);
return 1;
}
msleep(10);
pr_info("Retrying again to check for CPU kill\n");
pr_debug("Retrying again to check for CPU kill\n");
}
pr_warn("CPU%d may not have shut down cleanly (AFFINITY_INFO reports %d)\n",

4
arch/arm64/kernel/psci.c
View File

@@ -96,12 +96,12 @@ static int cpu_psci_cpu_kill(unsigned int cpu)
for (i = 0; i < 10; i++) {
err = psci_ops.affinity_info(cpu_logical_map(cpu), 0);
if (err == PSCI_0_2_AFFINITY_LEVEL_OFF) {
pr_info("CPU%d killed.\n", cpu);
pr_debug("CPU%d killed.\n", cpu);
return 0;
}
msleep(10);
pr_info("Retrying again to check for CPU kill\n");
pr_debug("Retrying again to check for CPU kill\n");
}
pr_warn("CPU%d may not have shut down cleanly (AFFINITY_INFO reports %d)\n",