Paths that are already classified as DM_MULTIPATH_DEVICE_PATH don't
need to be retriggered.
Reviewed-by: Benjamin Marzinski <bmarzins@xxxxxxxxxx>
Signed-off-by: Martin Wilck <mwilck@xxxxxxxx>
---
libmultipath/configure.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/libmultipath/configure.c b/libmultipath/configure.c
index 245bd11..838d145 100644
--- a/libmultipath/configure.c
+++ b/libmultipath/configure.c
@@ -456,8 +456,20 @@ trigger_paths_udev_change(const struct multipath *mpp)
if (!pgp->paths)
continue;
vector_foreach_slot(pgp->paths, pp, j) {
+ const char *env;
+
if (!pp->udev)
continue;
+ /*
+ * Paths that are already classified as multipath
+ * members don't need another uevent.
+ */
+ env = udev_device_get_property_value(
+ pp->udev, "DM_MULTIPATH_DEVICE_PATH");
+ if (env != NULL && !strcmp(env, "1"))
+ continue;
+
+ condlog(4, "triggering change uevent for %s", pp->dev);
sysfs_attr_set_value(pp->udev, "uevent", "change",
strlen("change"));
}
--
2.16.1
--
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