[dpdk-dev] [PATCH v4 09/17] enic: fix re-define freebsd compile complain

[Olivier MATZ]

Hi,

On 02/02/2015 03:02 AM, Cunming Liang wrote:
> Some macro already been defined by freebsd 'sys/param.h'.
> 
> Signed-off-by: Cunming Liang <cunming.liang at intel.com>
> ---
>  lib/librte_pmd_enic/enic.h        | 1 +
>  lib/librte_pmd_enic/enic_compat.h | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/lib/librte_pmd_enic/enic.h b/lib/librte_pmd_enic/enic.h
> index c43417c..189c3b9 100644
> --- a/lib/librte_pmd_enic/enic.h
> +++ b/lib/librte_pmd_enic/enic.h
> @@ -66,6 +66,7 @@
>  #define ENIC_CALC_IP_CKSUM      1
>  #define ENIC_CALC_TCP_UDP_CKSUM 2
>  #define ENIC_MAX_MTU            9000
> +#undef PAGE_SIZE
>  #define PAGE_SIZE               4096
>  #define PAGE_ROUND_UP(x) \
>  	((((unsigned long)(x)) + PAGE_SIZE-1) & (~(PAGE_SIZE-1)))
> diff --git a/lib/librte_pmd_enic/enic_compat.h b/lib/librte_pmd_enic/enic_compat.h
> index b1af838..b84c766 100644
> --- a/lib/librte_pmd_enic/enic_compat.h
> +++ b/lib/librte_pmd_enic/enic_compat.h
> @@ -67,6 +67,7 @@
>  #define pr_warn(y, args...) dev_warning(0, y, ##args)
>  #define BUG() pr_err("BUG at %s:%d", __func__, __LINE__)
>  
> +#undef ALIGN
>  #define ALIGN(x, a)              __ALIGN_MASK(x, (typeof(x))(a)-1)
>  #define __ALIGN_MASK(x, mask)    (((x)+(mask))&~(mask))
>  #define udelay usleep
> 

Is the issue caused by a change you've made previously in the patch
series?

Wouldn't it be better to rename the macros in enic instead of doing
#undef?

Regards,
Olivier