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-rw-r--r--drivers/scsi/libsas/sas_expander.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 6f569a65d791..ad96bc843acc 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -2068,6 +2068,11 @@ static int sas_rediscover_dev(struct domain_device *dev, int phy_id,
if ((SAS_ADDR(sas_addr) == 0) || (res == -ECOMM)) {
phy->phy_state = PHY_EMPTY;
sas_unregister_devs_sas_addr(dev, phy_id, last);
+ /*
+ * Even though the PHY is empty, for convenience we discover
+ * the PHY to update the PHY info, like negotiated linkrate.
+ */
+ sas_ex_phy_discover(dev, phy_id);
return res;
} else if (SAS_ADDR(sas_addr) == SAS_ADDR(phy->attached_sas_addr) &&
dev_type_flutter(type, phy->attached_dev_type)) {