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authorMohsin Bashir <mohsin.bashr@gmail.com>2025-08-25 13:02:02 -0700
committerJakub Kicinski <kuba@kernel.org>2025-08-27 18:56:19 -0700
commitb1161b1863c5f3d592adba5accd6e5c79741720f (patch)
tree8fd43e270c02a463feeda1e94c3c407e03a10c55
parent2ee5c8c0c28e0e3ccfdb842a7b3bd2f98ee7eaf7 (diff)
eth: fbnic: Reset hw stats upon PCI error
Upon experiencing a PCI error, fbnic reset the device to recover from the failure. Reset the hardware stats as part of the device reset to ensure accurate stats reporting. Note that the reset is not really resetting the aggregate value to 0, which may result in a spike for a system collecting deltas in stats. Rather, the reset re-latches the current value as previous, in case HW got reset. Signed-off-by: Mohsin Bashir <mohsin.bashr@gmail.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Link: https://patch.msgid.link/20250825200206.2357713-3-kuba@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/meta/fbnic/fbnic_pci.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_pci.c b/drivers/net/ethernet/meta/fbnic/fbnic_pci.c
index 8190f49e1426..953297f667a2 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_pci.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_pci.c
@@ -491,6 +491,8 @@ static void __fbnic_pm_attach(struct device *dev)
struct net_device *netdev = fbd->netdev;
struct fbnic_net *fbn;
+ fbnic_reset_hw_stats(fbd);
+
if (fbnic_init_failure(fbd))
return;