Add new mode: --incremental

--incremental allows arrays to be assembled one device at a time.
This is expected to be used with udev.

1 files changed, 35 insertions, 0 deletions

diff --git a/kernel-patch-2.6.18 b/kernel-patch-2.6.18
new file mode 100644
index 00000000..87496ea2
--- /dev/null
+++ b/kernel-patch-2.6.18
@@ -0,0 +1,35 @@
+
+### Diffstat output
+ ./drivers/md/md.c |    6 +++++-
+ 1 file changed, 5 insertions(+), 1 deletion(-)
+
+diff .prev/drivers/md/md.c ./drivers/md/md.c
+--- .prev/drivers/md/md.c	2006-10-23 10:26:37.000000000 +1000
++++ ./drivers/md/md.c	2006-12-21 16:28:29.000000000 +1100
+@@ -1783,7 +1783,8 @@ state_store(mdk_rdev_t *rdev, const char
+ 		else {
+ 			mddev_t *mddev = rdev->mddev;
+ 			kick_rdev_from_array(rdev);
+-			md_update_sb(mddev);
++			if (mddev->pers)
++				md_update_sb(mddev);
+ 			md_new_event(mddev);
+ 			err = 0;
+ 		}
+@@ -1994,6 +1995,8 @@ static mdk_rdev_t *md_import_device(dev_
+ 	kobject_init(&rdev->kobj);
+ 
+ 	rdev->desc_nr = -1;
++	rdev->saved_raid_disk = -1;
++	rdev->raid_disk = -1;
+ 	rdev->flags = 0;
+ 	rdev->data_offset = 0;
+ 	rdev->sb_events = 0;
+@@ -3991,6 +3994,7 @@ static int set_array_info(mddev_t * mdde
+ 		mddev->major_version = info->major_version;
+ 		mddev->minor_version = info->minor_version;
+ 		mddev->patch_version = info->patch_version;
++		mddev->persistent = ! info->not_persistent;
+ 		return 0;
+ 	}
+ 	mddev->major_version = MD_MAJOR_VERSION;