IB/mlx5: Add hca_core_clock_offset to udata in init_ucontext
Pass hca_core_clock_offset to user-space is mandatory in order to let the user-space read the free-running clock register from the right offset in the memory mapped page. Passing this value is done by changing the vendor's command and response of init_ucontext to be in extensible form. Signed-off-by: Matan Barak <matanb@mellanox.com> Reviewed-by: Moshe Lazer <moshel@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
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