[dpdk-stable] [PATCH] bus: clarify log for non-NUMA-aware devices

[Xueming(Steven) Li]

> -----Original Message-----
> From: Dmitry Kozlyuk <dkozlyuk at nvidia.com>
> Sent: Tuesday, June 15, 2021 6:44 PM
> To: dev at dpdk.org
> Cc: Xueming(Steven) Li <xuemingl at nvidia.com>; stable at dpdk.org; Marcin Wojtas <mw at semihalf.com>; Michal Krawczyk
> <mk at semihalf.com>; Guy Tzalik <gtzalik at amazon.com>; Evgeny Schemeilin <evgenys at amazon.com>; Igor Chauskin
> <igorch at amazon.com>; Stephen Hemminger <sthemmin at microsoft.com>; NBU-Contact-longli <longli at microsoft.com>; Sergio
> Gonzalez Monroy <sergio.gonzalez.monroy at intel.com>
> Subject: [PATCH] bus: clarify log for non-NUMA-aware devices
> 
> PCI and vmbus drivers printed a warning
> when NUMA node had beed reported as (-1) or not reported by OS:
> 
>     EAL:   Invalid NUMA socket, default to 0
> 
> This message and its level might confuse users, because configuration is valid and nothing happens that requires attention or
> intervention.
> 
> Reduce level to INFO and reword the message.
> 
> Fixes: f0e0e86aa35d ("pci: move NUMA node check from scan to probe")
> Fixes: 831dba47bd36 ("bus/vmbus: add Hyper-V virtual bus support")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Dmitry Kozlyuk <dkozlyuk at nvidia.com>
> Reviewed-by: Slava Ovsiienko <viacheslavo at nvidia.com>
> ---
> Hi Xueming,
> Please align logging in the pending bus/auxiliary patch.

LGTM, updated.

> 
>  doc/guides/nics/ena.rst          | 2 +-
>  drivers/bus/pci/pci_common.c     | 2 +-
>  drivers/bus/vmbus/vmbus_common.c | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/doc/guides/nics/ena.rst b/doc/guides/nics/ena.rst index 0f1f63f722..694ce1da74 100644
> --- a/doc/guides/nics/ena.rst
> +++ b/doc/guides/nics/ena.rst
> @@ -234,7 +234,7 @@ Example output:
> 
>     [...]
>     EAL: PCI device 0000:00:06.0 on NUMA socket -1
> -   EAL:   Invalid NUMA socket, default to 0
> +   EAL:   Device is not NUMA-aware, defaulting socket to 0
>     EAL:   probe driver: 1d0f:ec20 net_ena
> 
>     Interactive-mode selected
> diff --git a/drivers/bus/pci/pci_common.c b/drivers/bus/pci/pci_common.c index 35d7d092d1..bf06f81229 100644
> --- a/drivers/bus/pci/pci_common.c
> +++ b/drivers/bus/pci/pci_common.c
> @@ -190,7 +190,7 @@ rte_pci_probe_one_driver(struct rte_pci_driver *dr,
>  	}
> 
>  	if (dev->device.numa_node < 0) {
> -		RTE_LOG(WARNING, EAL, "  Invalid NUMA socket, default to 0\n");
> +		RTE_LOG(INFO, EAL, "  Device is not NUMA-aware, defaulting socket to
> +0\n");
>  		dev->device.numa_node = 0;
>  	}
> 
> diff --git a/drivers/bus/vmbus/vmbus_common.c b/drivers/bus/vmbus/vmbus_common.c
> index d25fd14ef5..ef23af90ec 100644
> --- a/drivers/bus/vmbus/vmbus_common.c
> +++ b/drivers/bus/vmbus/vmbus_common.c
> @@ -112,7 +112,7 @@ vmbus_probe_one_driver(struct rte_vmbus_driver *dr,
>  	dev->driver = dr;
> 
>  	if (dev->device.numa_node < 0) {
> -		VMBUS_LOG(WARNING, "  Invalid NUMA socket, default to 0");
> +		VMBUS_LOG(INFO, "  Device is not NUMA-aware, defaulting socket to
> +0\n");
>  		dev->device.numa_node = 0;
>  	}
> 
> --
> 2.18.2

Reviewed-by: Xueming(Steven) Li <xuemingl at nvidia.com>