Thread (21 messages) flat view 21 messages, 4 authors, 2019-08-17

Re: [PATCH bpf-next v4 7/8] net/mlx5e: Move the SW XSK code from NAPI poll to a separate function

From: Jonathan Lemon <hidden>
Date: 2019-08-14 14:53:55
Also in: bpf, intel-wired-lan


On 14 Aug 2019, at 0:27, Magnus Karlsson wrote:
From: Maxim Mikityanskiy <redacted>

Two XSK tasks are performed during NAPI polling, that are not bound to
hardware interrupts: TXing packets and polling for frames in the Fill
Ring. They are special in a way that the hardware doesn't know about
these tasks, so it doesn't trigger interrupts if there is still some
work to be done, it's our driver's responsibility to ensure NAPI will be
rescheduled if needed.

Create a new function to handle these tasks and move the corresponding
code from mlx5e_napi_poll to the new function to improve modularity and
prepare for the changes in the following patch.

Signed-off-by: Maxim Mikityanskiy <redacted>
Reviewed-by: Tariq Toukan <redacted>
Reviewed-by: Saeed Mahameed <redacted>
Acked-by: Jonathan Lemon <redacted>
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