Re: [PATCH net-next v6 2/4] eventpoll: Add per-epoll busy poll packet budget

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On Mon,  5 Feb 2024 21:04:47 +0000 Joe Damato wrote:
> When using epoll-based busy poll, the packet budget is hardcoded to
> BUSY_POLL_BUDGET (8). Users may desire larger busy poll budgets, which
> can potentially increase throughput when busy polling under high network
> load.
> 
> Other busy poll methods allow setting the busy poll budget via
> SO_BUSY_POLL_BUDGET, but epoll-based busy polling uses a hardcoded
> value.
> 
> Fix this edge case by adding support for a per-epoll context busy poll
> packet budget. If not specified, the default value (BUSY_POLL_BUDGET) is
> used.

Reviewed-by: Jakub Kicinski <kuba@xxxxxxxxxx>




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