@@ -442,6 +442,28 @@ trigger_udev_change(const struct multipath *mpp)
udev_device_unref(udd);
}
+void
+trigger_paths_udev_change(const struct multipath *mpp)
+{
+ struct pathgroup * pgp;
+ struct path * pp;
+ int i, j;
+
+ if (!mpp || !mpp->pg)
+ return;
+
+ vector_foreach_slot (mpp->pg, pgp, i) {
+ if (!pgp->paths)
+ continue;
+ vector_foreach_slot(pgp->paths, pp, j) {
+ if (!pp->udev)
+ continue;
+ sysfs_attr_set_value(pp->udev, "uevent", "change",
+ strlen("change"));
+ }
+ }
+}
+
static int
is_mpp_known_to_udev(const struct multipath *mpp)
{
@@ -836,8 +858,8 @@ int domap(struct multipath *mpp, char *params, int is_daemon)
* succeeded
*/
mpp->force_udev_reload = 0;
- if (mpp->action == ACT_CREATE)
- remember_wwid(mpp->wwid);
+ if (mpp->action == ACT_CREATE && remember_wwid(mpp->wwid) == 1)
+ trigger_paths_udev_change(mpp);
if (!is_daemon) {
/* multipath client mode */
dm_switchgroup(mpp->alias, mpp->bestpg);
@@ -37,3 +37,4 @@ int get_refwwid (enum mpath_cmds cmd, char * dev, enum devtypes dev_type,
vector pathvec, char **wwid);
int reload_map(struct vectors *vecs, struct multipath *mpp, int refresh, int is_daemon);
struct udev_device *get_udev_device(const char *dev, enum devtypes dev_type);
+void trigger_paths_udev_change(const struct multipath *mpp);
@@ -329,5 +329,5 @@ remember_wwid(char *wwid)
condlog(3, "wrote wwid %s to wwids file", wwid);
else
condlog(4, "wwid %s already in wwids file", wwid);
- return 0;
+ return ret;
}
@@ -425,7 +425,7 @@ configure (struct config *conf, enum mpath_cmds cmd,
}
if (cmd == CMD_ADD_WWID) {
r = remember_wwid(refwwid);
- if (r == 0)
+ if (r >= 0)
printf("wwid '%s' added\n", refwwid);
else
printf("failed adding '%s' to wwids file\n",
@@ -2309,7 +2309,8 @@ configure (struct vectors * vecs)
sync_maps_state(mpvec);
vector_foreach_slot(mpvec, mpp, i){
- remember_wwid(mpp->wwid);
+ if (remember_wwid(mpp->wwid) == 1)
+ trigger_paths_udev_change(mpp);
update_map_pr(mpp);
}