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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] librte_ip_frag: Disable ipv4/v6 fragmentation if RTE_MBUF_REFCNT=n
Date: Tue, 21 Oct 2014 23:11:35 +0200
Message-ID: <6121476.at0lcZkNCO@xps13> (raw)
In-Reply-To: <1413900943-27711-1-git-send-email-pablo.de.lara.guarch@intel.com>

2014-10-21 15:15, Pablo de Lara:
> Ipv4/v6 fragmentation libraries depends on refcnt.
> There was a compilation error if RTE_MBUF_REFCNT was disabled,
> so those libraries have been disabled in that situation.

Please Pablo, could you add a short justification that it's not
possible to implement fragmentation without refcnt (at least with
the current design)?

What do you think of adding a warning as below?

>  SRCS-$(CONFIG_RTE_LIBRTE_IP_FRAG) += rte_ipv4_fragmentation.c
> -SRCS-$(CONFIG_RTE_LIBRTE_IP_FRAG) += rte_ipv4_reassembly.c
>  SRCS-$(CONFIG_RTE_LIBRTE_IP_FRAG) += rte_ipv6_fragmentation.c
+$(info WARNING: Fragmentation feature is disabled because it needs MBUF_REFCNT.)
> +endif
> +SRCS-$(CONFIG_RTE_LIBRTE_IP_FRAG) += rte_ipv4_reassembly.c


  reply	other threads:[~2014-10-21 21:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-21 14:15 Pablo de Lara
2014-10-21 21:11 ` Thomas Monjalon [this message]
2014-10-22 10:22   ` De Lara Guarch, Pablo
2014-10-22 11:17 ` [dpdk-dev] [PATCH v2] " Pablo de Lara
2014-10-28 12:01   ` Sergio Gonzalez Monroy
2014-10-29 23:50     ` Thomas Monjalon

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