you can modify rdma-core libibverbs contain "MADV_DONTFORK" code.
On Sun, Mar 3, 2019 at 3:11 PM Shahaf Shuler <shah...@mellanox.com> wrote: > Same question regarding patchwork. > > Friday, March 1, 2019 3:27 AM, Yongseok Koh: > > Subject: [RFC] net/mlx4: add secondary process support > > > > In 19.05, mlx4 PMD will start to support secondary process. This will > need > > new rdma-core API and small fix in kernel driver, in order for Verbs to > allow > > using external (rte_malloc) memory allocator and remapping UAR space > > because secondary process has to access device queues and UAR for Tx > > doorbell. Majority of changes will come from mlx5 but mlx5_socket.c will > not > > be imported. Instead, this will be replaced with the new rte_mp_*() APIs. > > This is for secondary process to acquire Verb's command file descriptor > from > > primary process. The file descriptor is required to remap UAR. > > > > Patches are almost ready and I will be able to release v1 soon. > > > > Signed-off-by: Yongseok Koh <ys...@mellanox.com> > > -- arthas kang Email: arthas.k...@gmail.com QQ: 27477657
