6.13-stable review patch. If anyone has any objections, please let me know.
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From: Emil Tantilov emil.s.tantilov@intel.com
[ Upstream commit 137da75ba72593598898a4e79da34f4b2da5d151 ]
Restore the call to idpf_vc_xn_shutdown() at the beginning of idpf_vc_core_deinit() provided the function is not called on remove. In the reset path the mailbox is destroyed, leading to all transactions timing out.
Fixes: 09d0fb5cb30e ("idpf: deinit virtchnl transaction manager after vport and vectors") Reviewed-by: Larysa Zaremba larysa.zaremba@intel.com Signed-off-by: Emil Tantilov emil.s.tantilov@intel.com Reviewed-by: Simon Horman horms@kernel.org Tested-by: Krishneil Singh krishneil.k.singh@intel.com Signed-off-by: Tony Nguyen anthony.l.nguyen@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/intel/idpf/idpf_virtchnl.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c index d46c95f91b0d8..7639d520b8063 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c +++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c @@ -3077,12 +3077,21 @@ int idpf_vc_core_init(struct idpf_adapter *adapter) */ void idpf_vc_core_deinit(struct idpf_adapter *adapter) { + bool remove_in_prog; + if (!test_bit(IDPF_VC_CORE_INIT, adapter->flags)) return;
+ /* Avoid transaction timeouts when called during reset */ + remove_in_prog = test_bit(IDPF_REMOVE_IN_PROG, adapter->flags); + if (!remove_in_prog) + idpf_vc_xn_shutdown(adapter->vcxn_mngr); + idpf_deinit_task(adapter); idpf_intr_rel(adapter); - idpf_vc_xn_shutdown(adapter->vcxn_mngr); + + if (remove_in_prog) + idpf_vc_xn_shutdown(adapter->vcxn_mngr);
cancel_delayed_work_sync(&adapter->serv_task); cancel_delayed_work_sync(&adapter->mbx_task);