On Tue, Aug 01, 2023 at 03:24:19PM +0200, David Marchand wrote: > On Tue, Aug 1, 2023 at 3:16 PM Bruce Richardson > <bruce.richard...@intel.com> wrote: > > > > As previously announced, DPDK 23.11 will require a C11 supporting > > compiler and will use the C11 standard in all builds. > > > > Forcing use of the C standard, rather than the standard with > > GNU extensions, means that some posix definitions which are not in > > the C standard are unavailable by default. We fix this by ensuring > > the correct defines or cflags are passed to the components that > > need them. > > > > Signed-off-by: Bruce Richardson <bruce.richard...@intel.com> > > Acked-by: Morten Brørup <m...@smartsharesystems.com> > > Acked-by: Tyler Retzlaff <roret...@linux.microsoft.com> > > --- > > V4: > > * pass cflags to the structure and definition checks in mlx* drivers > > to ensure posix definitions - as well as C-standard ones - are > > available. > > With this v4, mlx4 builds fine in my Ubuntu 20.04.6 container. > However, I think the mlx4dv.h includes are probably faulty: as this > header is using off_t, it should include sys/types.h in the first > place. > https://github.com/linux-rdma/rdma-core/blob/master/providers/mlx4/mlx4dv.h#L36 > > This had been fixed in the mlx5 header in some rdma-core change in the > past: https://github.com/linux-rdma/rdma-core/commit/d2389b34ccc5 > Even if that were fixed, I still think the correct behaviour in our build here is to test the structures using the same flags as will be used to build the final lib.
/Bruce
