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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Petr Mladek <pmladek@suse.com>, Jiri Slaby <jslaby@suse.com>,
	linux-serial@vger.kernel.org,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	Tony Lindgren <tony@atomide.com>,
	Russell King <rmk+kernel@armlinux.org.uk>
Subject: Re: [PATCH v3 0/6] serial: Disable DMA and PM on kernel console
Date: Tue, 17 Mar 2020 19:50:38 +0100	[thread overview]
Message-ID: <20200317185038.GA1479924@kroah.com> (raw)
In-Reply-To: <20200310134445.GI1922688@smile.fi.intel.com>

On Tue, Mar 10, 2020 at 03:44:45PM +0200, Andy Shevchenko wrote:
> On Mon, Feb 24, 2020 at 01:23:46PM +0100, Petr Mladek wrote:
> > On Mon 2020-02-24 11:09:49, Andy Shevchenko wrote:
> > > On Tue, Feb 18, 2020 at 09:58:44AM +0100, Petr Mladek wrote:
> > > > On Mon 2020-02-17 13:40:10, Andy Shevchenko wrote:
> > > > > This is third version to get rid of problematic DMA and PM calls in
> > > > > the serial kernel console code.
> > > > > 
> > > > > Patches 1, 3 and 4 are preparatory ones.
> > > > > 
> > > > > After previous discussion Tony suggested to add a possibility to detach
> > > > > and attach back kernel console from user space. It's done in the patch 2.
> > > > > 
> > > > > Note, it depends to recently submitted and applied patches in
> > > > > the core console code [2, 3]. Petr, may you confirm that [3] is
> > > > > immutable or even send Greg KH a PR?
> > > > 
> > > > Yes, the branch for-5.7-console-exit in printk.git is basically
> > > > immutable. I do my best to prevent rebasing.
> > > 
> > > Thanks for confirming this!
> > > 
> > > Greg, thanks for applying patches 1, 3, and 4. How can we proceed from this point?
> > > 
> > > > > Greg, see above note before applying, thanks!
> > 
> > The easiest solution would be when all patches go via one tree.
> > 
> > Greg, would you want to take the 7 patches from
> > https://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk.git/log/?h=for-5.7-console-exit
> > via your tree?
> 
> I think it would be nice to send formal PR to Greg.
> 
> > I have never done such shuffles between two maintainer trees.
> > Are there any preferred steps how to do so smoothly, please?
> 
> Usually it's done via immutable branch / tag that all stakeholders
> (including the initiator) can pull into their -next branches.
> 
> In any case, if Greg is considering next cycle, don't forget to apply this to
> your -next :-) (I think it's already there)

I've queued all of these up now.  I hope :)

If I have missed anything, please let me know.

thanks,

greg k-h

  reply	other threads:[~2020-03-17 18:50 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-17 11:40 [PATCH v3 0/6] serial: Disable DMA and PM on kernel console Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 1/6] serial: core: Switch to use DEVICE_ATTR_RO() Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 2/6] serial: core: Allow detach and attach serial device for console Andy Shevchenko
2020-05-24 17:10   ` Guenter Roeck
2020-05-25 10:38     ` Andy Shevchenko
2020-05-25 13:59       ` Guenter Roeck
2020-07-02 14:48     ` Geert Uytterhoeven
2020-07-02 19:35       ` Tony Lindgren
2020-07-02 20:03         ` Geert Uytterhoeven
2020-07-02 20:35           ` Guenter Roeck
2020-07-02 20:39           ` Tony Lindgren
2020-07-03 11:31       ` Geert Uytterhoeven
2020-07-04 15:43         ` Andy Shevchenko
2020-07-04 16:33           ` Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 3/6] serial: 8250_port: Switch to use DEVICE_ATTR_RW() Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 4/6] serial: 8250_port: Use dev_*() instead of pr_*() Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 5/6] serial: 8250_port: Don't use power management for kernel console Andy Shevchenko
2020-02-17 11:40 ` [PATCH v3 6/6] serial: 8250_port: Disable DMA operations " Andy Shevchenko
2020-02-17 22:51 ` [PATCH v3 0/6] serial: Disable DMA and PM on " Tony Lindgren
2020-02-18  8:58 ` Petr Mladek
2020-02-24  9:09   ` Andy Shevchenko
2020-02-24 12:23     ` Petr Mladek
2020-03-10 13:44       ` Andy Shevchenko
2020-03-17 18:50         ` Greg Kroah-Hartman [this message]
2020-03-17 14:23       ` Greg Kroah-Hartman

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