The commit 0238f352a63a ("PCI/bwctrl: Replace lbms_count with
PCI_LINK_LBMS_SEEN flag") remove all code related to
pcie_bwctrl_lbms_rwsem but forgot to remove the rwsem itself.
Remove it and the associated info from the comment now.
Fixes: 0238f352a63a ("PCI/bwctrl: Replace lbms_count with PCI_LINK_LBMS_SEEN flag")
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
Bjorn, this should be folded into the original commit I think.
drivers/pci/pcie/bwctrl.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/pci/pcie/bwctrl.c b/drivers/pci/pcie/bwctrl.c
index fdafa20e4587..f31fbbd51490 100644
--- a/drivers/pci/pcie/bwctrl.c
+++ b/drivers/pci/pcie/bwctrl.c
@@ -45,15 +45,7 @@ struct pcie_bwctrl_data {
struct thermal_cooling_device *cdev;
};
-/*
- * Prevent port removal during LBMS count accessors and Link Speed changes.
- *
- * These have to be differentiated because pcie_bwctrl_change_speed() calls
- * pcie_retrain_link() which uses LBMS count reset accessor on success
- * (using just one rwsem triggers "possible recursive locking detected"
- * warning).
- */
-static DECLARE_RWSEM(pcie_bwctrl_lbms_rwsem);
+/* Prevent port removal during Link Speed changes. */
static DECLARE_RWSEM(pcie_bwctrl_setspeed_rwsem);
static bool pcie_valid_speed(enum pci_bus_speed speed)
base-commit: 0238f352a63a075ac1f35ea565b5bec3057ec8bd
--
2.39.5
