[dpdk-dev] [PATCH v7 1/4] eal/linux: never check iopl for arm

Santosh Shukla sshukla at mvista.com
Thu Feb 18 06:26:56 CET 2016


On Sun, Feb 7, 2016 at 7:21 PM, Santosh Shukla <sshukla at mvista.com> wrote:
> iopl() syscall not supported in linux-arm/arm64 so always return 0 value.
>
> Signed-off-by: Santosh Shukla <sshukla at mvista.com>
> Suggested-by: Stephen Hemminger <stephen at networkplumber.org>
> Acked-by: Jan Viktorin <viktorin at rehivetech.com>
> Acked-by: David Marchand <david.marchand at 6wind.com>
> ---
>  lib/librte_eal/linuxapp/eal/eal.c |    2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
> index 635ec36..a2a3485 100644
> --- a/lib/librte_eal/linuxapp/eal/eal.c
> +++ b/lib/librte_eal/linuxapp/eal/eal.c
> @@ -715,6 +715,8 @@ rte_eal_iopl_init(void)
>         if (iopl(3) != 0)
>                 return -1;
>         return 0;
> +#elif defined(RTE_ARCH_ARM) || defined(RTE_ARCH_ARM64)
> +       return 0; /* iopl syscall not supported for ARM/ARM64 */
>  #else
>         return -1;
>  #endif
> --
> 1.7.9.5
>

Pl. merge this one too. Thanks


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