diff options
| -rw-r--r-- | drivers/xen/xen-scsiback.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c index d0b0bc549355..2eab75892c23 100644 --- a/drivers/xen/xen-scsiback.c +++ b/drivers/xen/xen-scsiback.c @@ -990,7 +990,7 @@ found: } static void scsiback_do_add_lun(struct vscsibk_info *info, const char *state, - char *phy, struct ids_tuple *vir) + char *phy, struct ids_tuple *vir, int try) { if (!scsiback_add_translation_entry(info, phy, vir)) { if (xenbus_printf(XBT_NIL, info->dev->nodename, state, @@ -998,7 +998,7 @@ static void scsiback_do_add_lun(struct vscsibk_info *info, const char *state, pr_err("xenbus_printf error %s\n", state); scsiback_del_translation_entry(info, vir); } - } else { + } else if (!try) { xenbus_printf(XBT_NIL, info->dev->nodename, state, "%d", XenbusStateClosed); } @@ -1058,10 +1058,19 @@ static void scsiback_do_1lun_hotplug(struct vscsibk_info *info, int op, switch (op) { case VSCSIBACK_OP_ADD_OR_DEL_LUN: - if (device_state == XenbusStateInitialising) - scsiback_do_add_lun(info, state, phy, &vir); - if (device_state == XenbusStateClosing) + switch (device_state) { + case XenbusStateInitialising: + scsiback_do_add_lun(info, state, phy, &vir, 0); + break; + case XenbusStateConnected: + scsiback_do_add_lun(info, state, phy, &vir, 1); + break; + case XenbusStateClosing: scsiback_do_del_lun(info, state, &vir); + break; + default: + break; + } break; case VSCSIBACK_OP_UPDATEDEV_STATE: |