linux-serial.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Cc: Ruihong Luo <colorsu1922@gmail.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jirislaby@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-serial <linux-serial@vger.kernel.org>,
	stable@vger.kernel.org, luoruihong@xiaomi.com,
	weipengliang@xiaomi.com, wengjinfei@xiaomi.com
Subject: Re: [PATCH v4] serial: 8250_dw: Preserve original value of DLF register
Date: Fri, 14 Jul 2023 15:31:11 +0300	[thread overview]
Message-ID: <ZLFAD8lblUA6/cVd@smile.fi.intel.com> (raw)
In-Reply-To: <5fac4a28-ff70-d6e6-dcee-8cb45916789@linux.intel.com>

On Fri, Jul 14, 2023 at 03:07:42PM +0300, Ilpo Järvinen wrote:
> On Thu, 13 Jul 2023, Ruihong Luo wrote:
> 
> > Preserve the original value of the Divisor Latch Fraction (DLF) register.
> > When the DLF register is modified without preservation, it can disrupt
> > the baudrate settings established by firmware or bootloader, leading to
> > data corruption and the generation of unreadable or distorted characters.
> > 
> > Fixes: 701c5e73b296 ("serial: 8250_dw: add fractional divisor support")

> You forgot to add:
> 
> Cc: stable@vger.kernel.org

It's there. Just not in the commit message. It's fine.

> > Signed-off-by: Ruihong Luo <colorsu1922@gmail.com>
> 
> Other than that,
> 
> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2023-07-14 12:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-13  0:42 [PATCH v4] serial: 8250_dw: Preserve original value of DLF register Ruihong Luo
2023-07-13 16:51 ` Andy Shevchenko
2023-07-14 12:07 ` Ilpo Järvinen
2023-07-14 12:31   ` Andy Shevchenko [this message]
2023-07-25 18:31     ` Greg Kroah-Hartman
2023-07-26 14:42       ` Andy Shevchenko

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZLFAD8lblUA6/cVd@smile.fi.intel.com \
    --to=andriy.shevchenko@linux.intel.com \
    --cc=colorsu1922@gmail.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=ilpo.jarvinen@linux.intel.com \
    --cc=jirislaby@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-serial@vger.kernel.org \
    --cc=luoruihong@xiaomi.com \
    --cc=stable@vger.kernel.org \
    --cc=weipengliang@xiaomi.com \
    --cc=wengjinfei@xiaomi.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).