netdev - Re: [PATCH net v1] net: stmmac: Do not enable RX FIFO overflow interrupts

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Date:   Fri, 07 May 2021 23:10:11 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Yannick Vignon <yannick.vignon@....nxp.com>
Cc:     peppe.cavallaro@...com, alexandre.torgue@...s.st.com,
        joabreu@...opsys.com, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, mcoquelin.stm32@...il.com,
        qiangqing.zhang@....com, sebastien.laveze@....nxp.com,
        yannick.vignon@....com
Subject: Re: [PATCH net v1] net: stmmac: Do not enable RX FIFO overflow interrupts

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Thu,  6 May 2021 16:33:12 +0200 you wrote:
> From: Yannick Vignon <yannick.vignon@....com>
> 
> The RX FIFO overflows when the system is not able to process all received
> packets and they start accumulating (first in the DMA queue in memory,
> then in the FIFO). An interrupt is then raised for each overflowing packet
> and handled in stmmac_interrupt(). This is counter-productive, since it
> brings the system (or more likely, one CPU core) to its knees to process
> the FIFO overflow interrupts.
> 
> [...]

Here is the summary with links:
  - [net,v1] net: stmmac: Do not enable RX FIFO overflow interrupts
    https://git.kernel.org/netdev/net/c/8a7cb245cf28

You are awesome, thank you!
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