x86: Document x86_init.paging.pagetable_init()

Signed-off-by: Attilio Rao <[email protected]>
Acked-by: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 995ea5c3fbf4ec33335c485438fd55799aecd302..57693498519c4a69962417c8889b376182b49e2f 100644 (file)
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -81,7 +81,10 @@ struct x86_init_mapping {
 
 /**
  * struct x86_init_paging - platform specific paging functions
- * @pagetable_init:            platform specific paging initialization call
+ * @pagetable_init:    platform specific paging initialization call to setup
+ *                     the kernel pagetables and prepare accessors functions.
+ *                     Callback must call paging_init(). Called once after the
+ *                     direct mapping for phys memory is available.
  */
 struct x86_init_paging {
        void (*pagetable_init)(void);