From 486155f53e2180d5fac41e85bb12cf8755e12241 Mon Sep 17 00:00:00 2001 From: Matt Wagantall Date: Thu, 18 Jun 2015 14:02:53 -0700 Subject: arm: psci: drop info prints seen during cpu hotplug to pr_debug 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 --- arch/arm/kernel/psci_smp.c | 4 ++-- arch/arm64/kernel/psci.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c index 9d479b2ea40d..aaf7a2561427 100644 --- a/arch/arm/kernel/psci_smp.c +++ b/arch/arm/kernel/psci_smp.c @@ -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", diff --git a/arch/arm64/kernel/psci.c b/arch/arm64/kernel/psci.c index f67f35b6edb1..cdf62d550939 100644 --- a/arch/arm64/kernel/psci.c +++ b/arch/arm64/kernel/psci.c @@ -164,12 +164,12 @@ 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", -- cgit v1.2.3