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Date: Fri, 26 May 2017 10:30:19 -0400 From: Nathan Fontenot <nfont@...ux.vnet.ibm.com> To: netdev@...r.kernel.org, tlfalcon@...ux.vnet.ibm.com, jallen@...ux.vnet.ibm.com Subject: [PATCH net-next 02/11] ibmvnic: Handle failover after failed init crq From: John Allen <jallen@...ux.vnet.ibm.com> Handle case where phyp sends a failover after failing to send the init crq. Signed-off-by: John Allen <jallen@...ux.vnet.ibm.com> --- drivers/net/ethernet/ibm/ibmvnic.c | 11 ++++++++++- drivers/net/ethernet/ibm/ibmvnic.h | 2 +- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 4997de4..1f7cf6f 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -3167,6 +3167,8 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, switch (gen_crq->cmd) { case IBMVNIC_CRQ_INIT: dev_info(dev, "Partner initialized\n"); + adapter->from_passive_init = true; + complete(&adapter->init_done); break; case IBMVNIC_CRQ_INIT_COMPLETE: dev_info(dev, "Partner initialization complete\n"); @@ -3481,11 +3483,18 @@ static int ibmvnic_init(struct ibmvnic_adapter *adapter) return rc; } + adapter->from_passive_init = false; + init_completion(&adapter->init_done); ibmvnic_send_crq_init(adapter); if (!wait_for_completion_timeout(&adapter->init_done, timeout)) { dev_err(dev, "Initialization sequence timed out\n"); - release_crq_queue(adapter); + return -1; + } + + if (adapter->from_passive_init) { + adapter->state = VNIC_OPEN; + adapter->from_passive_init = false; return -1; } diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 4816e04..fa6ac4e 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -1031,5 +1031,5 @@ struct ibmvnic_adapter { struct list_head rwi_list; struct work_struct ibmvnic_reset; bool resetting; - bool napi_enabled; + bool napi_enabled, from_passive_init; };
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