[dpdk-dev] [PATCH v2] net/mlx5: mmap uar address around huge pages
Nélio Laranjeiro
nelio.laranjeiro at 6wind.com
Thu Jan 25 17:01:05 CET 2018
On Thu, Jan 25, 2018 at 11:00:24PM +0800, Xueming Li wrote:
> Reserving the memory space for the UAR near huge pages helps to
> **reduce** the cases where the secondary process cannot start. Those
> pages being physical pages they must be mapped at the same virtual
> address as in the primary process to have a
> working secondary process.
>
> As this remap is almost the latest being done by the processes
> (libraries, heaps, stacks are already loaded), similar to huge pages,
> there is **no guarantee** this mechanism will always work.
>
> Signed-off-by: Xueming Li <xuemingl at mellanox.com>
As it does not break anything...
Acked-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
--
Nélio Laranjeiro
6WIND
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