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-rw-r--r--linux-user/linux_loop.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/linux-user/linux_loop.h b/linux-user/linux_loop.h
index 1f52403814..c69fea11e4 100644
--- a/linux-user/linux_loop.h
+++ b/linux-user/linux_loop.h
@@ -1,4 +1,6 @@
-/* Copied from 2.6.25 kernel headers to avoid problems on older hosts. */
+/* Copied from 2.6.25 kernel headers to avoid problems on older hosts,
+ * and subsequently updated to match newer additions to the API.
+ */
#ifndef LINUX_LOOP_H
#define LINUX_LOOP_H
@@ -92,5 +94,12 @@ struct loop_info64 {
#define LOOP_SET_STATUS64 0x4C04
#define LOOP_GET_STATUS64 0x4C05
#define LOOP_CHANGE_FD 0x4C06
+#define LOOP_SET_CAPACITY 0x4C07
+#define LOOP_SET_DIRECT_IO 0x4C08
+
+/* /dev/loop-control interface */
+#define LOOP_CTL_ADD 0x4C80
+#define LOOP_CTL_REMOVE 0x4C81
+#define LOOP_CTL_GET_FREE 0x4C82
#endif