[dpdk-dev] vmxnet3 and Linux FC20 OS platform, example directory could not compiled success

Zhang, XiaonanX xiaonanx.zhang at intel.com
Wed Dec 17 09:59:08 CET 2014


Hi Pablo and Thomas,
   We use latest package DPDK-1.8-rc5, and we found some compiled errors,

Our Test Environment setup as follows:

- OS:  Fedora20 3.11.10-301.fc20.x86_64
- GCC: gcc version 4.8.2 20131017 (Red Hat 4.8.2-1)
- CPU: Intel(R) Xeon(R) CPU E5-2680 v2 @ 2.80GHz
- NIC: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection [8086:10fb]
- Default x86_64-native-linuxapp-gcc configuration


main.o: In function `signal_handler':
main.c:(.text+0x7): undefined reference to `rte_eth_dev_count'
main.c:(.text+0x1a): undefined reference to `rte_exit'
main.c:(.text+0x4a): undefined reference to `rte_eth_dev_close'
main.o: In function `rte_pktmbuf_free':
main.c:(.text+0x9c): undefined reference to `per_lcore__lcore_id'
main.c:(.text+0x2df): undefined reference to `rte_eal_has_hugepages'
main.c:(.text+0x354): undefined reference to `per_lcore__lcore_id'
main.c:(.text+0x6fa): undefined reference to `rte_mem_virt2phy'
main.o: In function `send_burst':
main.c:(.text+0x797): undefined reference to `rte_eth_devices'
main.c:(.text+0x79d): undefined reference to `rte_eth_devices'
main.o: In function `main_loop':
main.c:(.text+0x819): undefined reference to `rte_get_tsc_hz'
main.c:(.text+0x820): undefined reference to `per_lcore__lcore_id'
main.c:(.text+0x870): undefined reference to `rte_logs'
main.c:(.text+0x879): undefined reference to `rte_logs'
main.c:(.text+0x893): undefined reference to `rte_log'
main.c:(.text+0x8aa): undefined reference to `rte_logs'
main.c:(.text+0x8b3): undefined reference to `rte_logs'
main.c:(.text+0x8cf): undefined reference to `rte_log'
main.c:(.text+0x8e7): undefined reference to `rte_logs'
main.c:(.text+0x8fa): undefined reference to `rte_logs'
main.c:(.text+0x916): undefined reference to `rte_log'
main.c:(.text+0x952): undefined reference to `rte_cycles_vmware_tsc_map'
main.c:(.text+0x9c3): undefined reference to `rte_eth_devices'
main.c:(.text+0x9d6): undefined reference to `rte_eth_devices'
main.c:(.text+0xe33): undefined reference to `rte_eth_devices'
main.o: In function `main':
main.c:(.text.startup+0x34): undefined reference to `rte_eal_init'
main.c:(.text.startup+0x10d): undefined reference to `rte_exit'
main.c:(.text.startup+0x1f9): undefined reference to `rte_strsplit'
main.c:(.text.startup+0x33c): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0x360): undefined reference to `lcore_config'
main.c:(.text.startup+0x443): undefined reference to `rte_eth_dev_count'
main.c:(.text.startup+0x4cb): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0x5dd): undefined reference to `rte_eth_dev_configure'
main.c:(.text.startup+0x600): undefined reference to `rte_eth_macaddr_get'
main.c:(.text.startup+0x633): undefined reference to `lcore_config'
main.c:(.text.startup+0x6fb): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0x754): undefined reference to `rte_pktmbuf_pool_init'
main.c:(.text.startup+0x786): undefined reference to `rte_pktmbuf_init'
main.c:(.text.startup+0x78b): undefined reference to `rte_mempool_create'
main.c:(.text.startup+0x7de): undefined reference to `rte_lpm_create'
main.c:(.text.startup+0x843): undefined reference to `rte_lpm_add'
main.c:(.text.startup+0x89c): undefined reference to `rte_exit'
main.c:(.text.startup+0x8a1): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0x8be): undefined reference to `lcore_config'
main.c:(.text.startup+0x8e3): undefined reference to `rte_eth_dev_info_get'
main.c:(.text.startup+0x90e): undefined reference to `rte_eth_tx_queue_setup'
main.c:(.text.startup+0x931): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0x95a): undefined reference to `lcore_config'
main.c:(.text.startup+0x981): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0xa17): undefined reference to `rte_eth_rx_queue_setup'
main.c:(.text.startup+0xaaf): undefined reference to `rte_eth_dev_start'
main.c:(.text.startup+0xae3): undefined reference to `rte_eal_mp_remote_launch'
main.c:(.text.startup+0xaea): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0xaf8): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0xb14): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0xb22): undefined reference to `rte_eal_get_configuration'
main.c:(.text.startup+0xb35): undefined reference to `rte_eal_wait_lcore'
main.c:(.text.startup+0xb77): undefined reference to `rte_exit'
main.c:(.text.startup+0xbb9): undefined reference to `rte_exit'
main.c:(.text.startup+0xbd5): undefined reference to `rte_exit'
main.c:(.text.startup+0xbef): undefined reference to `rte_exit'
main.c:(.text.startup+0xc04): undefined reference to `rte_exit'
main.o:main.c:(.text.startup+0xc44): more undefined references to `rte_exit' follow
collect2: error: ld returned 1 exit status
make[1]: *** [l3fwd-vf] Error 1
make: *** [all] Error 2



Best Regards
Xiaonan



























-----Original Message-----
From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of De Lara Guarch, Pablo
Sent: Friday, December 12, 2014 3:57 AM
To: De Lara Guarch, Pablo; dev at dpdk.org
Subject: Re: [dpdk-dev] [PATCH] vmxnet3: set txq_flags in default TX conf



> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Pablo de Lara
> Sent: Thursday, December 11, 2014 5:08 PM
> To: dev at dpdk.org
> Cc: root
> Subject: [dpdk-dev] [PATCH] vmxnet3: set txq_flags in default TX conf
> 
> Since commit fbde27f19ab8f "get default Rx/Tx configuration from dev info",
> a default RX/TX configuration can be used for all PMDs.
> In case of vmxnet3, the whole structure was zeroed and not filled out.
> The PMD does not support multi segments or offload functions,
> so txq_flags should have those flags set.
> 
> Signed-off-by: root <root at sie-lab-214-174.ir.intel.com>

Self-NACK. Wrong signed-off.

> ---
>  lib/librte_pmd_vmxnet3/vmxnet3_ethdev.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/lib/librte_pmd_vmxnet3/vmxnet3_ethdev.c
> b/lib/librte_pmd_vmxnet3/vmxnet3_ethdev.c
> index 963a8a5..ef0af16 100644
> --- a/lib/librte_pmd_vmxnet3/vmxnet3_ethdev.c
> +++ b/lib/librte_pmd_vmxnet3/vmxnet3_ethdev.c
> @@ -642,6 +642,9 @@
> vmxnet3_dev_info_get(__attribute__((unused))struct rte_eth_dev *dev,
> struct rte_
>  	dev_info->min_rx_bufsize = 1518 + RTE_PKTMBUF_HEADROOM;
>  	dev_info->max_rx_pktlen = 16384; /* includes CRC, cf MAXFRS
> register */
>  	dev_info->max_mac_addrs = VMXNET3_MAX_MAC_ADDRS;
> +
> +	dev_info->default_txconf.txq_flags =
> ETH_TXQ_FLAGS_NOMULTSEGS |
> +
> 	ETH_TXQ_FLAGS_NOOFFLOADS;
>  }
> 
>  /* return 0 means link status changed, -1 means not changed */
> --
> 1.7.4.1



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