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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Andrew Rybchenko <arybchenko@solarflare.com>, dev@dpdk.org
Cc: Thomas Monjalon <thomas@monjalon.net>,
	Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
	"techboard@dpdk.org" <techboard@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] ethdev: unify error code if port ID is invalid
Date: Fri, 16 Oct 2020 13:05:06 +0100
Message-ID: <76f63a45-01a5-a3d1-2107-37fe8cf5ca2d@intel.com> (raw)
In-Reply-To: <8f8907cf-d905-c867-cf42-694d16b0a0cf@intel.com>

On 10/13/2020 4:32 PM, Ferruh Yigit wrote:
> On 10/13/2020 3:53 PM, Andrew Rybchenko wrote:
>> Use ENODEV as the error code if specified port ID is invalid.
>>
>> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
>> ---
>>   lib/librte_ethdev/rte_ethdev.c | 44 ++++++++++++++++----------------
>>   lib/librte_ethdev/rte_ethdev.h | 46 +++++++++++++++++++++++-----------
>>   2 files changed, 54 insertions(+), 36 deletions(-)
>>
>> diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
>> index 5b7979a3b8..1f862f918a 100644
>> --- a/lib/librte_ethdev/rte_ethdev.c
>> +++ b/lib/librte_ethdev/rte_ethdev.c
>> @@ -784,7 +784,7 @@ rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
>>   {
>>       char *tmp;
>> -    RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
>> +    RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> 
> Thanks Andrew, +1 to this error unification.
> 
> This will be API change without deprecation notice, cc'ed techboard for it.
> 
> If this should (almost) always return '-ENODEV', does it make sense to make 
> another wrapper macro for it, to prevent later other error types used again.
> 
> And there are a few instances returning '-1', are they left intentionally?
> 

Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

  parent reply index

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-13 14:53 Andrew Rybchenko
2020-10-13 15:32 ` Ferruh Yigit
2020-10-13 15:39   ` Andrew Rybchenko
2020-10-13 16:12     ` Ferruh Yigit
2020-10-14  6:16       ` Andrew Rybchenko
2020-10-14 16:01         ` Ferruh Yigit
2020-10-13 15:47   ` Thomas Monjalon
2020-10-16 12:05   ` Ferruh Yigit [this message]
2020-10-16 21:58     ` Ferruh Yigit
2020-10-16 23:43       ` Ferruh Yigit
2020-10-17  9:22         ` Thomas Monjalon

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