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-rw-r--r--include/xen/balloon.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/xen/balloon.h b/include/xen/balloon.h
new file mode 100644
index 0000000..f72e479
--- /dev/null
+++ b/include/xen/balloon.h
@@ -0,0 +1,22 @@
+/******************************************************************************
+ * Xen balloon functionality
+ */
+
+#define RETRY_UNLIMITED 0
+
+struct balloon_stats {
+ /* We aim for 'current allocation' == 'target allocation'. */
+ unsigned long current_pages;
+ unsigned long target_pages;
+ /* Number of pages in high- and low-memory balloons. */
+ unsigned long balloon_low;
+ unsigned long balloon_high;
+ unsigned long schedule_delay;
+ unsigned long max_schedule_delay;
+ unsigned long retry_count;
+ unsigned long max_retry_count;
+};
+
+extern struct balloon_stats balloon_stats;
+
+void balloon_set_new_target(unsigned long target);