> -----Original Message----- > From: David Miller [mailto:davem@xxxxxxxxxxxxx] > Sent: Friday, March 7, 2014 1:04 AM > To: KY Srinivasan > Cc: netdev@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; > devel@xxxxxxxxxxxxxxxxxxxxxx; olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx; > jasowang@xxxxxxxxxx > Subject: Re: [PATCH 5/6] Drivers: net: hyperv: Enable send side checksum > offload > > From: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx> > Date: Thu, 6 Mar 2014 03:13:09 -0800 > > > +bool get_net_transport_info(struct sk_buff *skb, bool *is_v4, > > + bool *is_tcp, bool *is_udp, u32 *trans_off) { > > Returning so many values like this is awkward, at best. > > Why not return a well defined bitmask: > > #define TRANSPORT_INFO_SUCCESS 0x00000001 > #define TRANSPORT_INFO_TCP 0x00000002 > #define TRANSPORT_INFO_UDP 0x00000004 > > Then the only value you have to return by reference is trans_off. I also need information on the IP version as well. If it is ok with you, I will use the return value to get information on the network protocol and return information on transport via reference - protocol and the offset. Regards, K. Y _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
