From: Greg KH <gregkh@linuxfoundation.org>
To: Jate Sujjavanich <jatedev@gmail.com>
Cc: linux-usb@vger.kernel.org
Subject: Re: USB and EOL LTS Kernel Advice
Date: Wed, 1 Jan 2025 11:18:51 +0100 [thread overview]
Message-ID: <2025010114-quicken-quickly-0411@gregkh> (raw)
In-Reply-To: <CAPphmgY-bj6KzdEgKMg3JXyaSHNn643Th8wBoJjApQUx1F1pUQ@mail.gmail.com>
On Tue, Dec 31, 2024 at 09:59:45AM -0500, Jate Sujjavanich wrote:
> I have a device running the 4.19 LTS kernel which just went end of
> life. It has some USB signal integrity issues which result in "clear
> tt" loops until the bus can recover (if it can). This can result in
> system hangs including with lsusb.
>
> Management would like for me to patch our Linux kernel to work around
> the problem thinking that a kernel fix is much less costly than
> deploying a hardware fix. There are some USB fixes in the upstream
> which might help. But I think I will be without community support.
>
> What advice do you have?
Upgrade to a newer, and properly supported, kernel version. 4.19 is
already very old and obsolete and full of known security problems. If
you stick to 4.19, you are on your own for all support and everything
else.
Good luck!
greg k-h
next prev parent reply other threads:[~2025-01-01 10:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-31 14:59 USB and EOL LTS Kernel Advice Jate Sujjavanich
2025-01-01 10:18 ` Greg KH [this message]
2025-01-01 10:24 ` Greg KH
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