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Andreas Schultz aschultz at tpip.netHi, In case anyone want's to have a look at the changes that I'm working on for follow up series can find them at: https://github.com/RoadRunnr/net-next/tree/gtp Regards Andreas ----- On Feb 21, 2017, at 11:18 AM, Andreas Schultz aschultz at tpip.net wrote: > Hi Pablo, > > This is v4 of the GTP improvements. Compared to v3 it contains mostly > smallish naming and spelling fixes. It also drops the documentation > patch, Harald did a better job with the documentation and the some things > I described do not yet match the implementation. I'll readd the relevant > parts with a follow up series. > > This series lays the groundwork for removing the socket references from > the GTP netdevice by removing duplicate code and simplifying the logic on > some code paths. > > It slighly changes the GTP genl API by making the socket parameters optional > (though one of them is still required). > > The removal of the socket references will break the 1:1 releation between > GTP netdevice and GTP socket that prevents us to support multiple VRFs with > overlaping IP addresse spaces attached to the same GTP-U entity (needed for > multi APN support, comming a follow up series). > > Pablo found a socket hold problem in v2. In order to solve that I had to > switch the socket references from the struct socket to the internal > struct sock. This should have no functionl impact, but we can now hang > on to the reference without blocking user space from closing the GTP socket. > > v3->v4: > * drop the documentation patch > * spelling fixes > * pass nlattr instead of genl_info into gtp_find_dev, > makes the code slightly more compact and readable > v2->v3: > * add documentation to explain the goal of all these changes > * incorporate review comments > * switch from struct socket to struct sock > > Regards > Andreas > > -- > Andreas Schultz (7): > gtp: switch from struct socket to struct sock for the GTP sockets > gtp: make GTP sockets in gtp_newlink optional > gtp: merge gtp_get_net and gtp_genl_find_dev > gtp: consolidate gtp socket rx path > gtp: unify genl_find_pdp and prepare for per socket lookup > gtp: consolidate pdp context destruction into helper > gtp: add socket to pdp context > > drivers/net/gtp.c | 543 +++++++++++++++++++++++++++--------------------------- > 1 file changed, 269 insertions(+), 274 deletions(-) > > -- > 2.10.2