Stop: drop any partitions that may be associated with an array when stopping it.

Not all kernels automatically discard partitions when the
array is stopped,  so call the RRPART ioctl to force it.

Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/Manage.c b/Manage.c
index 7855e21aa561b5320a08aa0ec5f23f8360aa236a..9424650301ddef0d7f44c4ccc94c78b891106f4c 100644 (file)
--- a/Manage.c
+++ b/Manage.c
@@ -260,8 +260,11 @@ int Manage_runstop(char *devname, int fd, int runstop, int quiet)
                        return 1;
                }
                /* prior to 2.6.28, KOBJ_CHANGE was not sent when an md array
-                * was stopped, so We'll do it here just to be sure.
+                * was stopped, so We'll do it here just to be sure.  Drop any
+                * partitions as well...
                 */
+               if (fd >= 0)
+                       ioctl(fd, BLKRRPART, 0);
                if (mdi)
                        sysfs_uevent(mdi, "change");