Re: [PATCH net-next v2] page_pool: Clamp pool size to max 16K pages

From: patchwork-bot+netdevbpf

Date: Tue Sep 30 2025 - 06:30:13 EST


Hello:

This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Fri, 26 Sep 2025 16:16:05 +0300 you wrote:
> page_pool_init() returns E2BIG when the page_pool size goes above 32K
> pages. As some drivers are configuring the page_pool size according to
> the MTU and ring size, there are cases where this limit is exceeded and
> the queue creation fails.
>
> The page_pool size doesn't have to cover a full queue, especially for
> larger ring size. So clamp the size instead of returning an error. Do
> this in the core to avoid having each driver do the clamping.
>
> [...]

Here is the summary with links:
- [net-next,v2] page_pool: Clamp pool size to max 16K pages
https://git.kernel.org/netdev/net-next/c/a1b501a8c6a8

You are awesome, thank you!
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