cgroup: implement eventfd-based generic API for notifications

[safe/jmp/linux-2.6] / init / main.c

diff --git a/init/main.c b/init/main.c
index 1809815..a1ab78c 100644 (file)
--- a/init/main.c
+++ b/init/main.c
@@ -174,7 +174,7 @@ static int __init maxcpus(char *str)
 
 early_param("maxcpus", maxcpus);
 #else
-const unsigned int setup_max_cpus = NR_CPUS;
+static const unsigned int setup_max_cpus = NR_CPUS;
 #endif
 
 /*
@@ -618,7 +618,7 @@ asmlinkage void __init start_kernel(void)
        local_irq_enable();
 
        /* Interrupts are enabled now so all GFP allocations are safe. */
-       set_gfp_allowed_mask(__GFP_BITS_MASK);
+       gfp_allowed_mask = __GFP_BITS_MASK;
 
        kmem_cache_init_late();
 
@@ -822,11 +822,6 @@ static noinline int init_post(void)
        system_state = SYSTEM_RUNNING;
        numa_default_policy();
 
-       if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0)
-               printk(KERN_WARNING "Warning: unable to open an initial console.\n");
-
-       (void) sys_dup(0);
-       (void) sys_dup(0);
 
        current->signal->flags |= SIGNAL_UNKILLABLE;
 
@@ -852,7 +847,8 @@ static noinline int init_post(void)
        run_init_process("/bin/init");
        run_init_process("/bin/sh");
 
-       panic("No init found.  Try passing init= option to kernel.");
+       panic("No init found.  Try passing init= option to kernel. "
+             "See Linux Documentation/init.txt for guidance.");
 }
 
 static int __init kernel_init(void * unused)
@@ -889,6 +885,12 @@ static int __init kernel_init(void * unused)
 
        do_basic_setup();
 
+       /* Open the /dev/console on the rootfs, this should never fail */
+       if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0)
+               printk(KERN_WARNING "Warning: unable to open an initial console.\n");
+
+       (void) sys_dup(0);
+       (void) sys_dup(0);
        /*
         * check if there is an early userspace init.  If yes, let it do all
         * the work