md: delay notification of 'active_idle' to the recovery thread
sysfs_notify might sleep, so do not call it from md_safemode_timeout.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 9f2549a..c200b9a 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -128,6 +128,7 @@
#define MD_CHANGE_DEVS 0 /* Some device status has changed */
#define MD_CHANGE_CLEAN 1 /* transition to or from 'clean' */
#define MD_CHANGE_PENDING 2 /* superblock update in progress */
+#define MD_NOTIFY_ARRAY_STATE 3 /* atomic context wants to notify userspace */
int ro;