[POWERPC] Document when printk is useable

[linux-2.6-omap-h63xx.git] / arch / powerpc / kernel / setup_64.c

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 25e3fd8606ab589ebae8ee51143e39a517d32505..f2cd82eaf49db12a35e658d63c465f5665e5f7ba 100644 (file)
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -170,6 +170,8 @@ void __init setup_paca(int cpu)
 
 void __init early_setup(unsigned long dt_ptr)
 {
+       /* -------- printk is _NOT_ safe to use here ! ------- */
+
        /* Fill in any unititialised pacas */
        initialise_pacas();
 
@@ -185,6 +187,8 @@ void __init early_setup(unsigned long dt_ptr)
        /* Initialize lockdep early or else spinlocks will blow */
        lockdep_init();
 
+       /* -------- printk is now safe to use ------- */
+
        DBG(" -> early_setup(), dt_ptr: 0x%lx\n", dt_ptr);
 
        /*