x86: DEBUG_PAGEALLOC: enable after mem_init()

DEBUG_PAGEALLOC must not be enabled before mem_init(). Before this
point there is nothing to allocate.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/init/main.c b/init/main.c
index c59859b..8b19820 100644 (file)
--- a/init/main.c
+++ b/init/main.c
@@ -558,7 +558,6 @@ asmlinkage void __init start_kernel(void)
        preempt_disable();
        build_all_zonelists();
        page_alloc_init();
-       enable_debug_pagealloc();
        printk(KERN_NOTICE "Kernel command line: %s\n", boot_command_line);
        parse_early_param();
        parse_args("Booting kernel", static_command_line, __start___param,
@@ -614,6 +613,7 @@ asmlinkage void __init start_kernel(void)
        vfs_caches_init_early();
        cpuset_init_early();
        mem_init();
+       enable_debug_pagealloc();
        cpu_hotplug_init();
        kmem_cache_init();
        setup_per_cpu_pageset();