summaryrefslogtreecommitdiffstats
path: root/include/linux/memory.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/memory.h')
-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 3fdc10806d31..86a6c0f0518d 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -99,4 +99,10 @@ enum mem_add_context { BOOT, HOTPLUG };
#define hotplug_memory_notifier(fn, pri) do { } while (0)
#endif
+/*
+ * Kernel text modification mutex, used for code patching. Users of this lock
+ * can sleep.
+ */
+extern struct mutex text_mutex;
+
#endif /* _LINUX_MEMORY_H_ */