Hi, > -----Original Message----- > From: Viacheslav Ovsiienko <viachesl...@mellanox.com> > Sent: Tuesday, September 10, 2019 4:52 PM > To: dev@dpdk.org > Cc: Raslan Darawsheh <rasl...@mellanox.com>; sta...@dpdk.org > Subject: [PATCH v2] net/mlx5: fix netlink rdma socket callback routine > > The mlx5 PMD uses Netlink socket to communicate with Infiniband > devices kernel drivers to perform some control and setup operations. > The kernel drivers send the information back to the user mode > with Netlink messages which are processed in libnl callback routine. > This routine perform reply message (or set of messages) processing > and returned the processing result in ibindex field of provided > context structure (of mlx5_nl_ifindex_data type). The zero ibindex > value meant an error of reply message processing. It was found in > some configurations the zero is valid value for ibindex and error > was wrongly raised. To avoid this the new flags field is provided > in context structure, attribute processing flags are introduced > and these flags are used to decide whether no error occurred and > valid queried values are returned. > > Fixes: e505508a3858 ("net/mlx5: modify get ifindex routine for multiport IB") > Cc: sta...@dpdk.org > > Signed-off-by: Viacheslav Ovsiienko <viachesl...@mellanox.com> > --- > v2: reverted back local parameter gathering within one Netlink message > in callback routine. It allows to avoid parameters overwriting in > case of reply contains multiple messages for all Infiniband devices > in the system. > > v1: > https://eur03.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpatch > es.dpdk.org%2Fpatch%2F59057%2F&data=02%7C01%7Crasland%40mell > anox.com%7C8e8cc6e9af8a4552ba8e08d735f60c17%7Ca652971c7d2e4d9ba6a > 4d149256f461b%7C0%7C0%7C637037203199776325&sdata=E4XI4EG%2B > ri7OuNiWGWOtA1vZL31LYvVOPUpsiR%2Bz2p8%3D&reserved=0 >
Replaced V1 with V2 due to some issue was in V1, So applied v2 to next-net-mlx, Kindest regards, Raslan Darawsheh