> -----Original Message-----
> From: Olivier Matz [mailto:[email protected]]
> Sent: Monday, February 6, 2017 6:29 PM
> To: Wu, Jingjing <[email protected]>
> Cc: Yigit, Ferruh <[email protected]>; [email protected]; Zhang, Helin
> <[email protected]>
> Subject: Re: [dpdk-dev] [PATCH v2 2/5] net/i40e: fix bitmask of supported Tx
> flags
> 
> On Mon, 6 Feb 2017 03:02:12 +0000, "Wu, Jingjing"
> <[email protected]> wrote:
> > >
> > > Functionally will be same, but what do you think about following, to
> > > make easy to see what define adds:
> > >
> > > +#define I40E_TX_OFFLOAD_MASK (            \
> > > +         PKT_TX_IP_CKSUM |        \
> > > +         PKT_TX_IPV4 |            \
> > > +         PKT_TX_IPV6 |            \
> > > +         PKT_TX_L4_MASK |         \
> > > +         PKT_TX_OUTER_IP_CKSUM |  \
> > > +         PKT_TX_OUTER_IPV4 |      \
> > > +         PKT_TX_OUTER_IPV6 |      \
> > >
> > > +#ifdef RTE_LIBRTE_IEEE1588
> > > +         PKT_TX_IEEE1588_TMST |   \
> > > +#endif
> > >
> > > +         PKT_TX_TCP_SEG |         \
> > > +         PKT_TX_QINQ_PKT |        \
> > > +         PKT_TX_VLAN_PKT |        \
> > > +         PKT_TX_TUNNEL_MASK)
> > >
> >
> > Hi, Ferruh
> >
> > As I know, the above change is incorrect in C code. We cannot use
> > #ifdef  #endif inside #define
> >
> > Thanks
> > Jingjing
> 
> 
> You can do:
> 
> #ifdef RTE_LIBRTE_IEEE1588
> #define I40_TX_IEEE1588_TMST PKT_TX_IEEE1588_TMST #else #define
> I40_TX_IEEE1588_TMST 0 #endif
> 
> #define I40E_TX_OFFLOAD_MASK (   \
>       I40_TX_IEEE1588_TMST |   \
>       PKT_TX_IP_CKSUM |        \
>       ...
> 

Thanks for the suggestion.
> 
> Regards,
> Olivier

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