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-rw-r--r--kernel/kernel/printk/printk.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/kernel/printk/printk.c b/kernel/kernel/printk/printk.c
index f75e4b0c6..c747bdfa1 100644
--- a/kernel/kernel/printk/printk.c
+++ b/kernel/kernel/printk/printk.c
@@ -1527,6 +1527,11 @@ static void call_console_drivers(int level,
if (!console_drivers)
return;
+ if (IS_ENABLED(CONFIG_PREEMPT_RT_BASE)) {
+ if (in_irq() || in_nmi())
+ return;
+ }
+
migrate_disable();
for_each_console(con) {
if (exclusive_console && con != exclusive_console)
@@ -2464,6 +2469,11 @@ void console_unblank(void)
{
struct console *c;
+ if (IS_ENABLED(CONFIG_PREEMPT_RT_BASE)) {
+ if (in_irq() || in_nmi())
+ return;
+ }
+
/*
* console_unblank can no longer be called in interrupt context unless
* oops_in_progress is set to 1..