[dpdk-dev] [PATCH] net/qede: fix slow path completion timeout

[Ferruh Yigit]

On 5/24/2018 7:02 PM, Mody, Rasesh wrote:
> Hi Ferruh,
> 
>> From: Ferruh Yigit [mailto:ferruh.yigit at intel.com]
>> Sent: Thursday, May 24, 2018 10:22 AM
>>
>> On 5/23/2018 7:48 PM, Rasesh Mody wrote:
>>> From: Shahed Shaikh <shahed.shaikh at cavium.com>
>>>
>>> In 100G mode, we poll firmware slow path completion for every 1
>>> second, which is not enough and may result in completion timeout if
>>> driver misses that window.
>>>
>>> Patch "eal: set affinity for control threads" exposed this issue since
>>> alarm callback runs in control thread context.
>>>
>>> Fix this issue by update polling period to 100ms.
>>>
>>> Fixes: d651ee4919cd ("eal: set affinity for control threads")
>>> Fixes: 2af14ca79c0a ("net/qede: support 100G")
>>> Cc: stable at dpdk.org
>>>
>>> Signed-off-by: Shahed Shaikh <shahed.shaikh at cavium.com>
>>
>> Hi Rasesh,
>>
>> I can see it fixes an issue introduced because of a change in this release, what
>> is the priority of the defect?
> 
> This is important for us to get this change in as it fixes slow path completion timeout for our 100G adapters leading to PMD load failure. Please apply to 18.05.

Applied to dpdk-next-net/master, thanks.