[dpdk-dev] [PATCH v3 1/3] examples/ip_reassembly: add parse-ptype option
Liu, Yong
yong.liu at intel.com
Fri Feb 10 08:53:54 CET 2017
> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Thomas Monjalon
> Sent: Friday, February 10, 2017 5:27 AM
> To: Liu, Yong <yong.liu at intel.com>; Tan, Jianfeng <jianfeng.tan at intel.com>
> Cc: dev at dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v3 1/3] examples/ip_reassembly: add parse-
> ptype option
>
> 2017-02-09 22:25, Marvin Liu:
> > Add new option parse-ptype in this sample in case of pmd driver
> > not provide packet type info. If this option enabled, packet type
> > will be analyzed in Rx callback function.
> [...]
> > + if (parse_ptype) {
> > + if (add_cb_parse_ptype(portid, queueid) < 0)
> > + rte_exit(EXIT_FAILURE,
> > + "Fail to add ptype cb\n");
> > + } else if (!check_ptype(portid))
> > + rte_exit(EXIT_FAILURE,
> > + "PMD can not provide needed ptypes\n");
>
> Instead of adding a new option, why not adding the callback automatically
> if the packet type is not supported by the hardware?
Thomas,
We want to let user choice which kind of method for packet type parsing.
If start application with parse-type option, is meaning user want to use software parsing otherwise will use hardware parsing.
BRs,
Marvin
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