linux-kernel - Re: This is the fourth time I’ve tried to find what led to the regression of outgoing network speed and each time I find the merge commit 8c94ccc7cd691472461448f98e2372c75849406c

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Message-ID: <28a136ee-4332-49ae-9d77-ef1abc12d19c@leemhuis.info>
Date: Wed, 21 Feb 2024 07:48:27 +0100
From: "Linux regression tracking #adding (Thorsten Leemhuis)"
 <regressions@...mhuis.info>
To: Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
 linux-netdev@...r.kernel.org,
 Linux kernel regressions list <regressions@...ts.linux.dev>
Subject: Re: This is the fourth time I’ve tried to find what led to the regression of outgoing network speed and each time I find the merge commit 8c94ccc7cd691472461448f98e2372c75849406c

On 03.02.24 02:02, Mikhail Gavrilov wrote:
> Hi,
> I'm trying to find the first bad commit that led to a decreased
> network outgoing speed.
> And every time I come to a huge merge [Merge tag 'usb-6.8-rc1' of
> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb]
> I have already triple-checked all my answers and speed measurements.
> I don't understand where I'm making a mistake.
>

To be sure the issue doesn't fall through the cracks unnoticed, I'm
adding it to regzbot, the Linux kernel regression tracking bot:

#regzbot ^introduced f977f4c9301c
#regzbot title irq/net/usb: performance decrease now that network device
and xhci share IRQs
#regzbot ignore-activity

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr
That page also explains what to do if mails like this annoy you.