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authorShannon Nelson <shannon.nelson@amd.com>2023-12-11 21:58:03 +0300
committerDavid S. Miller <davem@davemloft.net>2023-12-13 15:35:55 +0300
commitce66172d33935df630c9b71a95cff685e12ad506 (patch)
tree2abf35432e291790840584bf44b14372f7fd0cef /drivers
parentb0dbe358fbb416877d32a79a586ded50040467d6 (diff)
downloadlinux-ce66172d33935df630c9b71a95cff685e12ad506.tar.xz
ionic: lif debugfs refresh on reset
Remove and restore the lif's debugfs pointers on a reset, and make sure to check for the dentry before removing it in case an earlier reset failed to rebuild the lif. Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Reviewed-by: Brett Creeley <brett.creeley@amd.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c1
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_debugfs.c3
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
index fd2135c23862..60e64ef043af 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
@@ -437,6 +437,7 @@ static void ionic_reset_prepare(struct pci_dev *pdev)
ionic_txrx_free(lif);
ionic_lif_deinit(lif);
ionic_qcqs_free(lif);
+ ionic_debugfs_del_lif(lif);
mutex_unlock(&lif->queue_lock);
ionic_dev_teardown(ionic);
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
index c58217027564..91327ef670c7 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
@@ -287,6 +287,9 @@ void ionic_debugfs_add_lif(struct ionic_lif *lif)
void ionic_debugfs_del_lif(struct ionic_lif *lif)
{
+ if (!lif->dentry)
+ return;
+
debugfs_remove_recursive(lif->dentry);
lif->dentry = NULL;
}