Re: [PATCH net-next 0/2] net: stmmac: Cleanup rx coalescing computation when using RIWT
[email protected] Tue, 04 Aug 2026 01:50:14 +0000
| Newsgroups | org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel,org.kernel.vger.netdev |
|---|---|
| Message-ID | <178580821438.2913307.10017683576948175054.git-patchwork-notify@kernel.org> |
Hello: This series was applied to netdev/net-next.git (main) by Jakub Kicinski <[email protected]>: On Sun, 2 Aug 2026 13:40:12 +0200 you wrote: > Currently when configuring interrupt coalescing on devices that relies > on the Receive Interrupt Watchdog Timer feature of dwmac, the > computation of the RIWT timings leads to off-by-one values when > reporting the timings back to userspace. > > RIWT works by arming a watchdog timer upon receiving frames with the RI > bit not set in the descriptor. The timer duration is expressed in units > of 256 stmmac clock ticks, and therefore requires a bit of computation > to derive it : > > [...] Here is the summary with links: - [net-next,1/2] net: stmmac: ethtool: Comment the magic numbers in RIWT computation https://git.kernel.org/netdev/net-next/c/b6a89c8ef34f - [net-next,2/2] net: stmmac: ethtool: Address off-by-one when reading the coal rx-usecs https://git.kernel.org/netdev/net-next/c/ae88f78bc4eb You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html