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-rw-r--r--kernel/printk/printk.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index a93a03b..22130f2 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1517,6 +1517,13 @@ asmlinkage void early_printk(const char *fmt, ...)
*/
static bool __read_mostly printk_killswitch;
+static int __init force_early_printk_setup(char *str)
+{
+ printk_killswitch = true;
+ return 0;
+}
+early_param("force_early_printk", force_early_printk_setup);
+
void printk_kill(void)
{
printk_killswitch = true;