[dpdk-dev] [PATCH] net/af_packet: append system error to error msgs
Ferruh Yigit
ferruh.yigit at intel.com
Thu Jul 4 20:59:21 CEST 2019
On 7/4/2019 3:39 PM, kkanas at marvell.com wrote:
> From: Krzysztof Kanas <kkanas at marvell.com>
>
> Print system error to make easier diagnosis of errors with af_packet.
>
> Signed-off-by: Krzysztof Kanas <kkanas at marvell.com>
> ---
> drivers/net/af_packet/rte_eth_af_packet.c | 47 ++++++++++++-----------
> 1 file changed, 24 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
> index f396f8b22a55..94ae4b13398d 100644
> --- a/drivers/net/af_packet/rte_eth_af_packet.c
> +++ b/drivers/net/af_packet/rte_eth_af_packet.c
> @@ -13,7 +13,9 @@
> #include <rte_malloc.h>
> #include <rte_kvargs.h>
> #include <rte_bus_vdev.h>
> +#include <rte_errno.h>
>
> +#include <errno.h>
> #include <linux/if_ether.h>
> #include <linux/if_packet.h>
> #include <arpa/inet.h>
> @@ -605,8 +607,8 @@ rte_pmd_init_internals(struct rte_vdev_device *dev,
> }
> if (ioctl(sockfd, SIOCGIFINDEX, &ifr) == -1) {
> PMD_LOG(ERR,
> - "%s: ioctl failed (SIOCGIFINDEX)",
> - name);
> + "%s: ioctl failed (SIOCGIFINDEX):%s",
> + name, rte_strerror(errno));
What do you think adding an new macro that adds ":%s, rte_strerror(errno)" part
automatically and just change the macro on selected logs?
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