Re: [PATCH v11 05/16] PCI/ERR: Rename reset_link() to reset_subordinates()

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Hi,

On 11/17/20 11:19 AM, Sean V Kelley wrote:
reset_link() appears to be misnamed.  The point is to reset any devices
below a given bridge, so rename it to reset_subordinates() to make it clear
that we are passing a bridge with the intent to reset the devices below it.

[bhelgaas: fix reset_subordinate_device() typo, shorten name]
Suggested-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20201002184735.1229220-5-seanvk.dev@xxxxxxxxxxxxxxxx
Signed-off-by: Sean V Kelley <sean.v.kelley@xxxxxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Acked-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
---
  drivers/pci/pci.h      | 4 ++--
  drivers/pci/pcie/err.c | 8 ++++----
  2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 12dcad8f3635..3c4570a3058f 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -572,8 +572,8 @@ static inline int pci_dev_specific_disable_acs_redir(struct pci_dev *dev)
/* PCI error reporting and recovery */
  pci_ers_result_t pcie_do_recovery(struct pci_dev *dev,
-			pci_channel_state_t state,
-			pci_ers_result_t (*reset_link)(struct pci_dev *pdev));
+		pci_channel_state_t state,
+		pci_ers_result_t (*reset_subordinates)(struct pci_dev *pdev));
bool pcie_wait_for_link(struct pci_dev *pdev, bool active);
  #ifdef CONFIG_PCIEASPM
diff --git a/drivers/pci/pcie/err.c b/drivers/pci/pcie/err.c
index c543f419d8f9..db149c6ce4fb 100644
--- a/drivers/pci/pcie/err.c
+++ b/drivers/pci/pcie/err.c
@@ -147,8 +147,8 @@ static int report_resume(struct pci_dev *dev, void *data)
  }
pci_ers_result_t pcie_do_recovery(struct pci_dev *dev,
-			pci_channel_state_t state,
-			pci_ers_result_t (*reset_link)(struct pci_dev *pdev))
+		pci_channel_state_t state,
+		pci_ers_result_t (*reset_subordinates)(struct pci_dev *pdev))
  {
  	pci_ers_result_t status = PCI_ERS_RESULT_CAN_RECOVER;
  	struct pci_bus *bus;
@@ -165,9 +165,9 @@ pci_ers_result_t pcie_do_recovery(struct pci_dev *dev,
  	pci_dbg(dev, "broadcast error_detected message\n");
  	if (state == pci_channel_io_frozen) {
  		pci_walk_bus(bus, report_frozen_detected, &status);
-		status = reset_link(dev);
+		status = reset_subordinates(dev);
  		if (status != PCI_ERS_RESULT_RECOVERED) {
-			pci_warn(dev, "link reset failed\n");
+			pci_warn(dev, "subordinate device reset failed\n");
  			goto failed;
  		}
  	} else {


--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer



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