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Groups > linux.kernel > #1535683
| From | Netanel Belgazal <netanel@annapurnalabs.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH V2 net 03/20] net/ena: fix queues number calculation |
| Date | 2016-12-04 14:30 +0100 |
| Message-ID | <sKF1F-7FZ-47@gated-at.bofh.it> (permalink) |
| References | <sKF1D-7FZ-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <netanel@annapurnalabs.com> --- 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 397c9bc..224302c 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); -- 2.7.4
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[PATCH V2 net 00/20] Increase ENA driver version to 1.1.2 Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 05/20] net/ena: fix RSS default hash configuration Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 05/20] net/ena: fix RSS default hash configuration Matt Wilson <msw@amzn.com> - 2016-12-05 05:30 +0100
Re: [PATCH V2 net 05/20] net/ena: fix RSS default hash configuration Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:40 +0100
[PATCH V2 net 13/20] net/ena: change driver's default timeouts Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 13/20] net/ena: change driver's default timeouts Matt Wilson <msw@amzn.com> - 2016-12-05 05:40 +0100
Re: [PATCH V2 net 13/20] net/ena: change driver's default timeouts Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:30 +0100
[PATCH V2 net 08/20] net/ena: add hardware hints capability to the driver Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 08/20] net/ena: add hardware hints capability to the driver Matt Wilson <msw@amzn.com> - 2016-12-05 05:40 +0100
Re: [PATCH V2 net 08/20] net/ena: add hardware hints capability to the driver Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:40 +0100
[PATCH V2 net 17/20] net/ena: add IPv6 extended protocols to ena_admin_flow_hash_proto Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 09/20] net/ena: fix potential access to freed memory during device reset Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 07/20] net/ena: refactor ena_get_stats64 to be atomic context safe Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 07/20] net/ena: refactor ena_get_stats64 to be atomic context safe Matt Wilson <msw@amzn.com> - 2016-12-05 05:30 +0100
Re: [PATCH V2 net 07/20] net/ena: refactor ena_get_stats64 to be atomic context safe Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:40 +0100
[PATCH V2 net 12/20] net/ena: reduce the severity of ena printouts Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 16/20] net/ena: use napi_schedule_irqoff when possible Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 11/20] net/ena: use READ_ONCE to access completion descriptors Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 06/20] net/ena: fix NULL dereference when removing the driver after device reset faild Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 06/20] net/ena: fix NULL dereference when removing the driver after device reset faild Matt Wilson <msw@amzn.com> - 2016-12-05 05:40 +0100
Re: [PATCH V2 net 06/20] net/ena: fix NULL dereference when removing the driver after device reset faild Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:40 +0100
[PATCH V2 net 14/20] net/ena: change condition for host attribute configuration Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 04/20] net/ena: fix ethtool RSS flow configuration Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 04/20] net/ena: fix ethtool RSS flow configuration Matt Wilson <msw@amzn.com> - 2016-12-05 05:20 +0100
Re: [PATCH V2 net 04/20] net/ena: fix ethtool RSS flow configuration Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:30 +0100
[PATCH V2 net 02/20] net/ena: fix error handling when probe fails Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 02/20] net/ena: fix error handling when probe fails Matt Wilson <msw@amzn.com> - 2016-12-05 05:20 +0100
Re: [PATCH V2 net 02/20] net/ena: fix error handling when probe fails Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:30 +0100
[PATCH V2 net 10/20] net/ena: remove redundant logic in napi callback for busy poll mode Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 10/20] net/ena: remove redundant logic in napi callback for busy poll mode Eric Dumazet <eric.dumazet@gmail.com> - 2016-12-05 07:00 +0100
Re: [PATCH V2 net 10/20] net/ena: remove redundant logic in napi callback for busy poll mode Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:30 +0100
Re: [PATCH V2 net 10/20] net/ena: remove redundant logic in napi callback for busy poll mode Eric Dumazet <eric.dumazet@gmail.com> - 2016-12-05 20:00 +0100
[PATCH V2 net 15/20] net/ena: change sizeof() argument to be the type pointer Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 01/20] net/ena: remove ntuple filter support from device feature list Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 01/20] net/ena: remove ntuple filter support from device feature list Matt Wilson <msw@amzn.com> - 2016-12-05 05:10 +0100
[PATCH V2 net 19/20] net/ena: restructure skb allocation Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
[PATCH V2 net 03/20] net/ena: fix queues number calculation Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-04 14:30 +0100
Re: [PATCH V2 net 03/20] net/ena: fix queues number calculation Matt Wilson <msw@amzn.com> - 2016-12-05 05:20 +0100
Re: [PATCH V2 net 03/20] net/ena: fix queues number calculation Netanel Belgazal <netanel@annapurnalabs.com> - 2016-12-05 19:30 +0100
Re: [PATCH V2 net 00/20] Increase ENA driver version to 1.1.2 David Miller <davem@davemloft.net> - 2016-12-05 03:50 +0100
Re: [PATCH V2 net 00/20] Increase ENA driver version to 1.1.2 Matt Wilson <msw@amzn.com> - 2016-12-05 04:40 +0100
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