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-rw-r--r--init/main.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/init/main.c b/init/main.c
index fc73e1c..fc473d4 100644
--- a/init/main.c
+++ b/init/main.c
@@ -48,6 +48,7 @@
#include <linux/unwind.h>
#include <linux/buffer_head.h>
#include <linux/debug_locks.h>
+#include <linux/lockdep.h>
#include <asm/io.h>
#include <asm/bugs.h>
@@ -457,6 +458,15 @@ asmlinkage void __init start_kernel(void)
smp_setup_processor_id();
+ /*
+ * Need to run as early as possible, to initialize the
+ * lockdep hash:
+ */
+ lockdep_init();
+
+ local_irq_disable();
+ early_boot_irqs_off();
+
/*
* Interrupts are still disabled. Do necessary setups, then
* enable them
@@ -502,6 +512,7 @@ asmlinkage void __init start_kernel(void)
profile_init();
if (!irqs_disabled())
printk("start_kernel(): bug: interrupts were enabled early\n");
+ early_boot_irqs_on();
local_irq_enable();
/*
@@ -512,6 +523,9 @@ asmlinkage void __init start_kernel(void)
console_init();
if (panic_later)
panic(panic_later, panic_param);
+
+ lockdep_info();
+
/*
* Need to run this when irqs are enabled, because it wants
* to self-test [hard/soft]-irqs on/off lock inversion bugs
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