From a9ddc438405af20f42f9bdd12fb3ec75f732d1b0 Mon Sep 17 00:00:00 2001 From: Netanel Belgazal Date: Thu, 9 Feb 2017 15:21:28 +0200 Subject: [PATCH] net/ena: fix queues number calculation Orabug: 25535122 The ENA driver tries to open a queue per vCPU. To determine how many vCPUs the instance have it uses num_possible_cpus() while it should have use num_online_cpus() instead. Signed-off-by: Netanel Belgazal Signed-off-by: David S. Miller (cherry picked from commit 6a1ce2fb67161f249b372a87d1d9899d8b087c8e) Signed-off-by: Brian Maly --- drivers/net/ethernet/amazon/ena/ena_netdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 09136f2bd66a..2e9c4d656be1 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -2667,7 +2667,7 @@ static int ena_calc_io_queue_num(struct pci_dev *pdev, io_sq_num = get_feat_ctx->max_queues.max_sq_num; } - io_queue_num = min_t(int, num_possible_cpus(), ENA_MAX_NUM_IO_QUEUES); + io_queue_num = min_t(int, num_online_cpus(), ENA_MAX_NUM_IO_QUEUES); io_queue_num = min_t(int, io_queue_num, io_sq_num); io_queue_num = min_t(int, io_queue_num, get_feat_ctx->max_queues.max_cq_num); -- 2.50.1