[dpdk-dev] [PATCH] eal/linux: fix muti-secondary msl create issue

[Ananyev, Konstantin]

> 
> when we run dpdk in docker, process pid may the same.
> add rte_rdtsc() to ensure all the names used in rte_fbarray_init
> are different.

There is another patch addressing similar issue, but in a slightly
different way:
http://patches.dpdk.org/patch/62972/


> 
> Signed-off-by: Li Han <han.li1 at zte.com.cn>
> ---
>  lib/librte_eal/linux/eal/eal_memalloc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/librte_eal/linux/eal/eal_memalloc.c b/lib/librte_eal/linux/eal/eal_memalloc.c
> index af6d0d0..65a7183 100644
> --- a/lib/librte_eal/linux/eal/eal_memalloc.c
> +++ b/lib/librte_eal/linux/eal/eal_memalloc.c
> @@ -1374,8 +1374,8 @@ struct rte_memseg *
>  	local_msl = &local_memsegs[msl_idx];
> 
>  	/* create distinct fbarrays for each secondary */
> -	snprintf(name, RTE_FBARRAY_NAME_LEN, "%s_%i",
> -		primary_msl->memseg_arr.name, getpid());
> +	snprintf(name, RTE_FBARRAY_NAME_LEN, "%s_%i_%"PRIx64,
> +		primary_msl->memseg_arr.name, getpid(), rte_rdtsc());
> 
>  	ret = rte_fbarray_init(&local_msl->memseg_arr, name,
>  		primary_msl->memseg_arr.len,
> --
> 1.8.3.1