From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: "Damjan Marion (damarion)" <damarion@cisco.com>
Cc: dev@dpdk.org
Subject: Re: 16.07-rc2 issue with rte_rtm_init(void) constructor
Date: Thu, 14 Jul 2016 10:20:31 +0200 [thread overview]
Message-ID: <2746154.p2WhExbrR9@xps13> (raw)
In-Reply-To: <C9B4A9F8-E6CB-4B5A-9472-6E2C4877C158@cisco.com>
2016-07-13 22:58, Damjan Marion:
> I have issues with linking application to 16.07-rc2.
>
> Looks like reason is constructor function in include file,
> so our unit test apps are failing to link as they are not linked with dpdk libs.
> (and they should not be as they are not calling any dpdk function).
I don't understand:
Why are you linking DPDK if you do not use any DPDK function?
> static inline void __attribute__((constructor))
> rte_rtm_init(void)
> {
> rtm_supported = rte_cpu_get_flag_enabled(RTE_CPUFLAG_RTM);
> }
>
> linking fails with:
> dpdk/include/rte_spinlock.h:103: undefined reference to `rte_cpu_get_flag_enabled’
>
> Is there any chance that this one is moved to some .c file, so it is loaded
> only when it is really needed?
Yes it could be moved to lib/librte_eal/common/arch/x86/.
next prev parent reply other threads:[~2016-07-14 8:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-13 22:58 16.07-rc2 issue with rte_rtm_init(void) constructor Damjan Marion (damarion)
2016-07-14 8:20 ` Thomas Monjalon [this message]
2016-07-14 9:36 ` Damjan Marion (damarion)
2016-07-14 11:30 ` Thomas Monjalon
2016-07-14 13:24 ` Damjan Marion (damarion)
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