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yaml --- r: 372129 b: refs/heads/master c: 6aaa189 h: refs/heads/master i: 372127: 4bfaccd v: v3
git-mirror · Apr 25, 2013 · 6ab1728 · 6ab1728
1 parent 0c031c7
commit 6ab1728
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a0a9434dd50aac5971d63207ff1e25e69c9abdb3
+refs/heads/master: 6aaa189f8712471a250bfdf8fc8d08277258b8ab
diff --git a/trunk/arch/arm/include/asm/pgtable.h b/trunk/arch/arm/include/asm/pgtable.h
@@ -60,6 +60,15 @@ extern void __pgd_error(const char *file, int line, pgd_t);
  */
 #define FIRST_USER_ADDRESS	PAGE_SIZE
 
+/*
+ * Use TASK_SIZE as the ceiling argument for free_pgtables() and
+ * free_pgd_range() to avoid freeing the modules pmd when LPAE is enabled (pmd
+ * page shared between user and kernel).
+ */
+#ifdef CONFIG_ARM_LPAE
+#define USER_PGTABLES_CEILING	TASK_SIZE
+#endif
+
 /*
  * The pgprot_* and protection_map entries will be fixed up in runtime
  * to include the cachable and bufferable bits based on memory policy,