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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-12 16:53:38 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-12 16:53:38 +1000
commitbc47ab0241c7c86da4f5e5f82fbca7d45387c18d (patch)
treeb9c33ae8b6de43e44cc5fcbaa3e4a15f18a5ed42 /init/main.c
parent37f9ef553bed630957e025504cdcbc76f5de49d5 (diff)
parent8ebf975608aaebd7feb33d77f07ba21a6380e086 (diff)
Merge commit 'origin/master' into next
Manual merge of: arch/powerpc/kernel/asm-offsets.c
Diffstat (limited to 'init/main.c')
-rw-r--r--init/main.c47
1 files changed, 31 insertions, 16 deletions
diff --git a/init/main.c b/init/main.c
index d721dad05dd7..5616661eac01 100644
--- a/init/main.c
+++ b/init/main.c
@@ -56,6 +56,7 @@
#include <linux/debug_locks.h>
#include <linux/debugobjects.h>
#include <linux/lockdep.h>
+#include <linux/kmemleak.h>
#include <linux/pid_namespace.h>
#include <linux/device.h>
#include <linux/kthread.h>
@@ -64,6 +65,7 @@
#include <linux/idr.h>
#include <linux/ftrace.h>
#include <linux/async.h>
+#include <linux/kmemtrace.h>
#include <trace/boot.h>
#include <asm/io.h>
@@ -71,7 +73,6 @@
#include <asm/setup.h>
#include <asm/sections.h>
#include <asm/cacheflush.h>
-#include <trace/kmemtrace.h>
#ifdef CONFIG_X86_LOCAL_APIC
#include <asm/smp.h>
@@ -533,6 +534,16 @@ void __init __weak thread_info_cache_init(void)
{
}
+/*
+ * Set up kernel memory allocators
+ */
+static void __init mm_init(void)
+{
+ mem_init();
+ kmem_cache_init();
+ vmalloc_init();
+}
+
asmlinkage void __init start_kernel(void)
{
char * command_line;
@@ -574,6 +585,23 @@ asmlinkage void __init start_kernel(void)
setup_nr_cpu_ids();
smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */
+ build_all_zonelists();
+ page_alloc_init();
+
+ printk(KERN_NOTICE "Kernel command line: %s\n", boot_command_line);
+ parse_early_param();
+ parse_args("Booting kernel", static_command_line, __start___param,
+ __stop___param - __start___param,
+ &unknown_bootoption);
+ /*
+ * These use large bootmem allocations and must precede
+ * kmem_cache_init()
+ */
+ pidhash_init();
+ vfs_caches_init_early();
+ sort_main_extable();
+ trap_init();
+ mm_init();
/*
* Set up the scheduler prior starting any interrupts (such as the
* timer interrupt). Full topology setup happens at smp_init()
@@ -585,25 +613,16 @@ asmlinkage void __init start_kernel(void)
* fragile until we cpu_idle() for the first time.
*/
preempt_disable();
- build_all_zonelists();
- page_alloc_init();
- printk(KERN_NOTICE "Kernel command line: %s\n", boot_command_line);
- parse_early_param();
- parse_args("Booting kernel", static_command_line, __start___param,
- __stop___param - __start___param,
- &unknown_bootoption);
if (!irqs_disabled()) {
printk(KERN_WARNING "start_kernel(): bug: interrupts were "
"enabled *very* early, fixing it\n");
local_irq_disable();
}
- sort_main_extable();
- trap_init();
rcu_init();
/* init some links before init_ISA_irqs() */
early_irq_init();
init_IRQ();
- pidhash_init();
+ prio_tree_init();
init_timers();
hrtimers_init();
softirq_init();
@@ -645,15 +664,12 @@ asmlinkage void __init start_kernel(void)
initrd_start = 0;
}
#endif
- vmalloc_init();
- vfs_caches_init_early();
cpuset_init_early();
page_cgroup_init();
- mem_init();
enable_debug_pagealloc();
cpu_hotplug_init();
- kmem_cache_init();
kmemtrace_init();
+ kmemleak_init();
debug_objects_mem_init();
idr_init_cache();
setup_per_cpu_pageset();
@@ -663,7 +679,6 @@ asmlinkage void __init start_kernel(void)
calibrate_delay();
pidmap_init();
pgtable_cache_init();
- prio_tree_init();
anon_vma_init();
#ifdef CONFIG_X86
if (efi_enabled)