[dpdk-dev] [PATCH v2] mbuf/ip_frag: Move mbuf chaining to common code
Ananyev, Konstantin
konstantin.ananyev at intel.com
Wed Sep 9 10:22:45 CEST 2015
> -----Original Message-----
> From: Simon Kågström [mailto:simon.kagstrom at netinsight.net]
> Sent: Tuesday, September 08, 2015 11:41 AM
> To: Ananyev, Konstantin; dev at dpdk.org
> Cc: Olivier MATZ; Zhang, Helin; Gonzalez Monroy, Sergio; Burakov, Anatoly
> Subject: Re: [PATCH v2] mbuf/ip_frag: Move mbuf chaining to common code
>
> On 2015-09-08 01:21, Ananyev, Konstantin wrote:
> >>
> >> Thanks. I got it wrong anyway, what I wanted was to be able to handle
> >> the day when nb_segs changes to a 16-bit number, but then it should
> >> really be
> >>
> >> ... >= 1 << (sizeof(head->nb_segs) * 8)
> >>
> >> anyway. I'll fix that and also add a warning that the implementation
> >> will do a linear search to find the tail entry.
> >
> > Probably just me, but I can't foresee the situation when we would need to increase nb_segs to 16 bits.
> > Looks like an overkill to me.
>
> I don't think it will happen either, but with this solution, this
> particular piece of code will work regardless. The value is known at
> compile-time anyway, so it should not be a performance issue.
Ok :)
Konstantin
>
> // Simon
More information about the dev
mailing list