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[net,3/3] ionic: restore netdev feature bits after reset

Message ID 20240223222742.13923-4-shannon.nelson@amd.com (mailing list archive)
State Accepted
Commit 155a1efc9b96a39857714aff49a11ebc93022c8c
Delegated to: Netdev Maintainers
Headers show
Series ionic: PCI error handling fixes | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag present in non-next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 7 of 7 maintainers
netdev/build_clang success Errors and warnings before: 973 this patch: 973
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success Fixes tag looks correct
netdev/build_allmodconfig_warn success Errors and warnings before: 974 this patch: 974
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 11 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-02-25--03-00 (tests: 1457)

Commit Message

Nelson, Shannon Feb. 23, 2024, 10:27 p.m. UTC 
When rebuilding the lif after an FLR, be sure to restore the
current netdev features, not do the usual first time feature
init.  This prevents losing user changes to things like TSO
or vlan tagging states.

Fixes: 45b84188a0a4 ("ionic: keep filters across FLR")
Reviewed-by: Brett Creeley <brett.creeley@amd.com>
Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
---
 drivers/net/ethernet/pensando/ionic/ionic_lif.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index cf2d5ad7b68c..fcb44ceeb6aa 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -3559,7 +3559,10 @@  int ionic_lif_init(struct ionic_lif *lif)
 			goto err_out_notifyq_deinit;
 	}
 
-	err = ionic_init_nic_features(lif);
+	if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
+		err = ionic_set_nic_features(lif, lif->netdev->features);
+	else
+		err = ionic_init_nic_features(lif);
 	if (err)
 		goto err_out_notifyq_deinit;