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authorIngo Molnar <mingo@elte.hu>2008-11-12 12:39:21 +0100
committerIngo Molnar <mingo@elte.hu>2008-11-12 12:39:21 +0100
commit708b8eae0fd532af73ea8350e6dcc10255ff7376 (patch)
treef336436934fd79bc91aff7112a9beb10bc4e839f /arch/cris/include/asm/mmu_context.h
parentd98d38f2014ab79f28c126ff175d034891f7aefc (diff)
parentf21f237cf55494c3a4209de323281a3b0528da10 (diff)
Merge branch 'linus' into core/locking
Diffstat (limited to 'arch/cris/include/asm/mmu_context.h')
-rw-r--r--arch/cris/include/asm/mmu_context.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/cris/include/asm/mmu_context.h b/arch/cris/include/asm/mmu_context.h
new file mode 100644
index 00000000000..72ba08dcfd1
--- /dev/null
+++ b/arch/cris/include/asm/mmu_context.h
@@ -0,0 +1,26 @@
+#ifndef __CRIS_MMU_CONTEXT_H
+#define __CRIS_MMU_CONTEXT_H
+
+#include <asm-generic/mm_hooks.h>
+
+extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
+extern void get_mmu_context(struct mm_struct *mm);
+extern void destroy_context(struct mm_struct *mm);
+extern void switch_mm(struct mm_struct *prev, struct mm_struct *next,
+ struct task_struct *tsk);
+
+#define deactivate_mm(tsk,mm) do { } while (0)
+
+#define activate_mm(prev,next) switch_mm((prev),(next),NULL)
+
+/* current active pgd - this is similar to other processors pgd
+ * registers like cr3 on the i386
+ */
+
+extern volatile DEFINE_PER_CPU(pgd_t *,current_pgd); /* defined in arch/cris/mm/fault.c */
+
+static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
+{
+}
+
+#endif