Re: [PATCH v3] net: stmmac: Improve Tx timer arm logic further

From: patchwork-bot+netdevbpf

Date: Tue Jun 02 2026 - 22:31:29 EST


Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Thu, 28 May 2026 23:46:59 -0700 you wrote:
> From: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@xxxxxxxxxx>
>
> Calling hrtimer_start() on an already-active txtimer is unnecessary
> and expensive. Skip the restart if the timer is already active by
> adding an hrtimer_active() check before hrtimer_start().
>
> Previously, each packet reset the timer to tx_coal_timer in the future,
> acting as a sliding window that delayed NAPI under burst traffic. With
> this change, an already-active timer is left to fire sooner, scheduling
> NAPI within tx_coal_timer of the first packet and freeing TX descriptors
> earlier.
>
> [...]

Here is the summary with links:
- [v3] net: stmmac: Improve Tx timer arm logic further
https://git.kernel.org/netdev/net-next/c/edceeba4af3d

You are awesome, thank you!
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