Grow: set new_data_offset if appropriate

2 files changed, 6 insertions, 0 deletions

diff --git a/mdadm.h b/mdadm.h
index 67eb9ce..a70a005 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -188,6 +188,7 @@ struct mdinfo {
 	int			uuid[4];
 	char			name[33];
 	unsigned long long	data_offset;
+	unsigned long long	new_data_offset;
 	unsigned long long	component_size; /* same as array.size, except in
 						 * sectors and up to 64bits.
 						 */
diff --git a/sysfs.c b/sysfs.c
index 8e9d0c5..8bb03ca 100644
--- a/sysfs.c
+++ b/sysfs.c
@@ -307,6 +307,11 @@ struct mdinfo *sysfs_read(int fd, int devnum, unsigned long options)
 			if (load_sys(fname, buf))
 				goto abort;
 			dev->data_offset = strtoull(buf, NULL, 0);
+			strcpy(dbase, "new_offset");
+			if (load_sys(fname, buf) == 0)
+				dev->new_data_offset = strtoull(buf, NULL, 0);
+			else
+				dev->new_data_offset = dev->data_offset;
 		}
 		if (options & GET_SIZE) {
 			strcpy(dbase, "size");