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-rw-r--r--include/linux/memory.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 42767d1a62e..37fa19b34ef 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -110,4 +110,10 @@ struct memory_accessor {
off_t offset, size_t count);
};
+/*
+ * Kernel text modification mutex, used for code patching. Users of this lock
+ * can sleep.
+ */
+extern struct mutex text_mutex;
+
#endif /* _LINUX_MEMORY_H_ */