Re: [PATCH] mmu notifiers #v8
From: Nick Piggin <hidden>
Date: 2008-03-03 03:34:42
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On Sun, Mar 02, 2008 at 04:54:57PM +0100, Andrea Arcangeli wrote:
Difference between #v7 and #v8:
This one on top of the previous patch [patch] mmu-v8: typesafe Move definition of struct mmu_notifier and struct mmu_notifier_ops under CONFIG_MMU_NOTIFIER to ensure they doesn't get dereferenced when they don't make sense. Signed-off-by: Nick Piggin <redacted> --- Index: linux-2.6/include/linux/mmu_notifier.h ===================================================================
--- linux-2.6.orig/include/linux/mmu_notifier.h
+++ linux-2.6/include/linux/mmu_notifier.h@@ -3,8 +3,12 @@ #include <linux/list.h> #include <linux/spinlock.h> +#include <linux/mm_types.h> struct mmu_notifier; +struct mmu_notifier_ops; + +#ifdef CONFIG_MMU_NOTIFIER struct mmu_notifier_ops { /*
@@ -53,10 +57,6 @@ struct mmu_notifier { const struct mmu_notifier_ops *ops; }; -#ifdef CONFIG_MMU_NOTIFIER - -#include <linux/mm_types.h> - static inline int mm_has_notifiers(struct mm_struct *mm) { return unlikely(!hlist_empty(&mm->mmu_notifier_list)); --
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