[dpdk-dev] [PATCH v5 05/11] eal: replace rte_panic instances in eventdev

Kevin Traynor ktraynor at redhat.com
Thu Apr 26 18:06:55 CEST 2018


On 04/23/2018 10:28 PM, Arnon Warshavsky wrote:
> replace panic calls with log and return value.
> 
> Signed-off-by: Arnon Warshavsky <arnon at qwilt.com>
> ---
>  lib/librte_eventdev/rte_eventdev_pmd_pci.h  | 8 +++++---
>  lib/librte_eventdev/rte_eventdev_pmd_vdev.h | 8 +++++---
>  2 files changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/lib/librte_eventdev/rte_eventdev_pmd_pci.h b/lib/librte_eventdev/rte_eventdev_pmd_pci.h
> index 8fb6138..6e08705 100644
> --- a/lib/librte_eventdev/rte_eventdev_pmd_pci.h
> +++ b/lib/librte_eventdev/rte_eventdev_pmd_pci.h
> @@ -66,9 +66,11 @@
>  						RTE_CACHE_LINE_SIZE,
>  						rte_socket_id());
>  
> -		if (eventdev->data->dev_private == NULL)
> -			rte_panic("Cannot allocate memzone for private "
> -					"device data");
> +		if (eventdev->data->dev_private == NULL) {
> +			RTE_LOG(CRIT, EAL, "%s(): Cannot allocate memzone for private device data",
> +				__func__);
> +			return -ENOMEM;
> +		}
>  	}

Similar to 1/11 in that there is some allocate before this and maybe you
should jump to the release at the end of the function

>  
>  	eventdev->dev = &pci_dev->device;
> diff --git a/lib/librte_eventdev/rte_eventdev_pmd_vdev.h b/lib/librte_eventdev/rte_eventdev_pmd_vdev.h
> index 8c64a06..b7c08fa 100644
> --- a/lib/librte_eventdev/rte_eventdev_pmd_vdev.h
> +++ b/lib/librte_eventdev/rte_eventdev_pmd_vdev.h
> @@ -61,9 +61,11 @@
>  						RTE_CACHE_LINE_SIZE,
>  						socket_id);
>  
> -		if (eventdev->data->dev_private == NULL)
> -			rte_panic("Cannot allocate memzone for private device"
> -					" data");
> +		if (eventdev->data->dev_private == NULL) {
> +			RTE_LOG(CRIT, EAL, "%s(): Cannot allocate memzone for private device data",
> +				__func__);
> +			return NULL;
> +		}
>  	}
>  
>  	return eventdev;
> 



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