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    Subject[PATCH] init: introduce mm_init()
    From: Pekka Enberg <penberg@cs.helsinki.fi>

    As suggested by Christoph Lameter, introduce mm_init() now that we initialize
    all the kernel memory allocations together.

    Cc: Christoph Lameter <cl@linux-foundation.org>
    Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
    ---
    init/main.c | 17 +++++++++++------
    1 files changed, 11 insertions(+), 6 deletions(-)

    diff --git a/init/main.c b/init/main.c
    index 6d38f96..9e4bc82 100644
    --- a/init/main.c
    +++ b/init/main.c
    @@ -533,6 +533,16 @@ void __init __weak thread_info_cache_init(void)
    {
    }

    +static void __init mm_init(void)
    +{
    + /*
    + * Set up kernel memory allocators
    + */
    + mem_init();
    + kmem_cache_init();
    + vmalloc_init();
    +}
    +
    asmlinkage void __init start_kernel(void)
    {
    char * command_line;
    @@ -590,12 +600,7 @@ asmlinkage void __init start_kernel(void)
    vfs_caches_init_early();
    sort_main_extable();
    trap_init();
    - /*
    - * Set up kernel memory allocators
    - */
    - mem_init();
    - kmem_cache_init();
    - vmalloc_init();
    + mm_init();
    /*
    * Set up the scheduler prior starting any interrupts (such as the
    * timer interrupt). Full topology setup happens at smp_init()
    --
    1.6.0.4


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