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From: "Damjan Marion (damarion)" <damarion@cisco.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Jan Viktorin <viktorin@rehivetech.com>,
	Bruce Richardson <bruce.richardson@intel.com>,
	Konstantin Ananyev <konstantin.ananyev@intel.com>,
	David Marchand <david.marchand@6wind.com>
Subject: Re: [dpdk-dev] spinlock: Move constructor function out of header file
Date: Sat, 16 Jul 2016 11:14:48 +0000	[thread overview]
Message-ID: <10B988F3-0462-48CD-98A9-4BEE718CD96A@cisco.com> (raw)
Message-ID: <20160716111448.8CYu1UztWA9gO1ioY0zEwgxcCljrO3x1e-nPTxNsu98@z> (raw)
In-Reply-To: <4595749.lyEKuAyhOb@xps13>


> On 15 Jul 2016, at 12:09, Thomas Monjalon <thomas.monjalon@6wind.com> wrote:
> 
> 2016-07-15 09:54, Damjan Marion:
>> So we don’t have much pending beside 2 patches for i40e which 
>> Jeff submitted yesterday and they will i guess need to wait for 16.11.
> 
> Yes these i40e patches will probably have to wait 16.11.
> 
>> Only one which I have on my mind is:
>> 
>> https://git.fd.io/cgit/vpp/tree/dpdk/dpdk-16.04_patches/0005-Allow-applications-to-override-rte_delay_us.patch
>> 
>> This is big issue for us when running single-core, as some
>> drivers tend to call rte_delay_us for a long time, and that is 
>> causing packet drops. I.e. if you do stop/start on one interface
>> and you are running BFD on another one, BFD will fail…
>> 
>> Current patch is hack, it basically allows us to override 
>> delay function so we can de-schedule it,
>> do some other useful work while waiting for delay to finish
>> and then give control back to original function…
>> 
>> Maybe we can fix this by providing a delay callback functionality...
> 
> Yes it could be an idea.
> Please send a RFC patch.

OK, I will ask one of our guys to work on it...

  reply	other threads:[~2016-07-16 11:14 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-14 13:27 [dpdk-dev] [PATCH] " damarion
2016-07-14 18:03 ` [dpdk-dev] " Jan Viktorin
2016-07-14 18:10   ` Damjan Marion (damarion)
2016-07-14 22:06     ` Thomas Monjalon
2016-07-14 22:20       ` Damjan Marion (damarion)
2016-07-15  8:31         ` Thomas Monjalon
2016-07-15  9:54           ` Damjan Marion (damarion)
2016-07-15 10:09             ` Thomas Monjalon
2016-07-16 11:12               ` Damjan Marion (damarion) [this message]
2016-07-16 11:14                 ` Damjan Marion (damarion)
2016-07-15 14:37   ` Thomas Monjalon
2016-07-15 15:08     ` Thomas Monjalon
2016-07-16 11:14       ` Damjan Marion (damarion)

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