Thread (18 messages) flat view 18 messages, 7 authors, 2025-08-24
STALE353d

[PATCH net] i40e: Prevent unwanted interface name changes

From: Calvin Owens <hidden>
Date: 2025-08-20 04:30:01
Also in: intel-wired-lan, lkml
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

The same naming regression which was reported in ixgbe and fixed in
commit e67a0bc3ed4f ("ixgbe: prevent from unwanted interface name
changes") still exists in i40e.

Fix i40e by setting the same flag, added in commit c5ec7f49b480
("devlink: let driver opt out of automatic phys_port_name generation").

Fixes: 9e479d64dc58 ("i40e: Add initial devlink support")
Signed-off-by: Calvin Owens <redacted>
---
 drivers/net/ethernet/intel/i40e/i40e_devlink.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/intel/i40e/i40e_devlink.c b/drivers/net/ethernet/intel/i40e/i40e_devlink.c
index cc4e9e2addb7..40f81e798151 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_devlink.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_devlink.c
@@ -212,6 +212,7 @@ int i40e_devlink_create_port(struct i40e_pf *pf)
 
 	attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
 	attrs.phys.port_number = pf->hw.pf_id;
+	attrs.no_phys_port_name = 1;
 	i40e_devlink_set_switch_id(pf, &attrs.switch_id);
 	devlink_port_attrs_set(&pf->devlink_port, &attrs);
 	err = devlink_port_register(devlink, &pf->devlink_port, pf->hw.pf_id);
-- 
2.47.2
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