[dpdk-dev] [PATCH v5 3/3] net/tap: add queues when attaching from secondary process
Wiles, Keith
keith.wiles at intel.com
Wed Oct 10 14:47:48 CEST 2018
> On Oct 10, 2018, at 2:03 AM, Raslan Darawsheh <rasland at mellanox.com> wrote:
>
> In the case the device is created by the primary process,
> the secondary must request some file descriptors to attach the queues.
> The file descriptors are shared via IPC Unix socket.
>
> Thanks to the IPC synchronization, the secondary process
> is now able to do Rx/Tx on a TAP created by the primary process.
>
> Signed-off-by: Raslan Darawsheh <rasland at mellanox.com>
> Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
>
> ---
> v2:
> - translate file descriptors via IPC API
> - add documentation
> v3:
> - rabse the commit
> - use private static array for fd's to be local for each process
>
> v4:
> - removed TODO and FIXME tags
> - used strlcpy instead of strcpy
>
> v5: rebase the commit on top of Alejandro Lucero patch for secondary
> process private pointer.
> http://patches.dpdk.org/patch/46185/
>
Maybe the patch title could be better,
net/tap: allow secondary process to access primary TAP device queues
Maybe we can just have the title changed at apply time and not require a new patch.
Regards,
Keith
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