Changes to accomodate the snapshot features!

[fs/lustre-release.git] / lustre / include / linux / obd_snap.h

diff --git a/lustre/include/linux/obd_snap.h b/lustre/include/linux/obd_snap.h
index ddb2d8c..cf03c00 100644 (file)
--- a/lustre/include/linux/obd_snap.h
+++ b/lustre/include/linux/obd_snap.h
@@ -4,17 +4,23 @@
 #define OBD_SNAP_MAGIC 0x47224722
 
 #define SNAP_MAX  8 /* must fit in "u" area of struct inode */
+struct snap {
+       time_t time;
+       int index;
+};
+
 struct snap_obd_data {
        int snap_dev;             /* which device contains the data */
        unsigned int snap_no;     /* which snapshot are we accessing */
        unsigned int snap_count;  /* how many snapshots exist */
-       time_t snap_times[SNAP_MAX];
+       struct snap snap_snaps[SNAP_MAX]; /* times must be incr or attach will fail */
 };
 
 struct snap_obd {
        unsigned int snap_no;    /* which snapshot are we accessing */
        unsigned int snap_count; /* how many snapshots exist */
        time_t snap_times[SNAP_MAX];
+       int snap_index[SNAP_MAX];
 };
 
 struct snap_object_data {