From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Petr Mladek <pmladek@suse.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Greg KH <gregkh@linuxfoundation.org>,
Guenter Roeck <linux@roeck-us.net>,
Tony Lindgren <tony@atomide.com>,
Kurt Kanzenbach <kurt@linutronix.de>,
Raul Rangel <rrangel@google.com>,
Steven Rostedt <rostedt@goodmis.org>,
John Ogness <john.ogness@linutronix.de>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-serial@vger.kernel.org
Subject: Re: [PATCH] uart:8250: change lock order in serial8250_do_startup()
Date: Tue, 18 Aug 2020 16:14:14 +0300 [thread overview]
Message-ID: <20200818131414.GQ1891694@smile.fi.intel.com> (raw)
In-Reply-To: <20200818125218.GC17612@alley>
On Tue, Aug 18, 2020 at 02:52:18PM +0200, Petr Mladek wrote:
> On Fri 2020-08-14 12:59:28, Andy Shevchenko wrote:
> > On Fri, Aug 14, 2020 at 10:38:02AM +0900, Sergey Senozhatsky wrote:
> > > We have a number of "uart.port->desc.lock vs desc.lock->uart.port"
> > > lockdep reports coming from 8250 driver; this causes a bit of trouble
> > > to people, so let's fix it.
> >
> > I guess we may add some tags here
> >
> > Fixes: 768aec0b5bcc ("serial: 8250: fix shared interrupts issues with SMP and RT kernels")
> > Reported-by: Guenter Roeck <linux@roeck-us.net>
> > Reported-by: Raul Rangel <rrangel@google.com>
> > BugLink: https://bugs.chromium.org/p/chromium/issues/detail?id=1114800
> > Link: https://lore.kernel.org/lkml/CAHQZ30BnfX+gxjPm1DUd5psOTqbyDh4EJE=2=VAMW_VDafctkA@mail.gmail.com/T/#u
>
> "Link:" tag should point to the mail that is applied using git am.
> I am not sure if there is a tag for related discussion in another
> mail threads.
It's fine to have several Link tags and in the past we have them for bug
reports thru mailing lists or so.
> Andy proposed many changes. Sergey, could you please send v2?
There is a v2.
https://lore.kernel.org/linux-serial/20200817022646.1484638-1-sergey.senozhatsky@gmail.com/T/#u
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2020-08-18 13:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-14 1:38 Sergey Senozhatsky
2020-08-14 1:54 ` Guenter Roeck
2020-08-14 9:59 ` Andy Shevchenko
2020-08-14 11:29 ` Sergey Senozhatsky
2020-08-14 15:40 ` Andy Shevchenko
2020-08-18 12:52 ` Petr Mladek
2020-08-18 13:14 ` Andy Shevchenko [this message]
2020-08-19 1:52 ` Sergey Senozhatsky
2020-08-19 9:24 ` Petr Mladek
2020-08-14 14:09 ` Guenter Roeck
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