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From: Tony Lindgren <tony@atomide.com>
To: Fabio Estevam <festevam@gmail.com>
Cc: Mark Brown <broonie@kernel.org>,
	Maciej Purski <m.purski@samsung.com>,
	linux-omap@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: Regulator regression in next-20180305
Date: Tue, 6 Mar 2018 09:18:19 -0800	[thread overview]
Message-ID: <20180306171819.GF5796@atomide.com> (raw)
In-Reply-To: <CAOMZO5DL_a8DOKgyZ4j2-bcPZLeUtQ9ekc74yVwtKYofbpOafg@mail.gmail.com>

* Fabio Estevam <festevam@gmail.com> [180306 16:57]:
> Hi Mark,
> 
> On Tue, Mar 6, 2018 at 1:30 PM, Mark Brown <broonie@kernel.org> wrote:
> 
> > diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
> > index e685f8b94acf..2c5b20a97f51 100644
> > --- a/drivers/regulator/core.c
> > +++ b/drivers/regulator/core.c
> > @@ -159,7 +159,7 @@ static void regulator_lock_supply(struct regulator_dev *rdev)
> >  {
> >         int i;
> >
> > -       for (i = 0; rdev; rdev = rdev_get_supply(rdev), i++)
> > +       for (i = 1000; rdev; rdev = rdev_get_supply(rdev), i++)
> >                 mutex_lock_nested(&rdev->mutex, i);
> 
> With this change the log is a bit different, but still get a kernel hang:
> https://pastebin.com/eF08TnuT

That patch does not seem to change anything for me. The errors
I posted yesterday for mmc0 only happen on duovero, other omap
variants just fail silently with no cards showing.

Regards,

Tony

WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: Regulator regression in next-20180305
Date: Tue, 6 Mar 2018 09:18:19 -0800	[thread overview]
Message-ID: <20180306171819.GF5796@atomide.com> (raw)
In-Reply-To: <CAOMZO5DL_a8DOKgyZ4j2-bcPZLeUtQ9ekc74yVwtKYofbpOafg@mail.gmail.com>

* Fabio Estevam <festevam@gmail.com> [180306 16:57]:
> Hi Mark,
> 
> On Tue, Mar 6, 2018 at 1:30 PM, Mark Brown <broonie@kernel.org> wrote:
> 
> > diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
> > index e685f8b94acf..2c5b20a97f51 100644
> > --- a/drivers/regulator/core.c
> > +++ b/drivers/regulator/core.c
> > @@ -159,7 +159,7 @@ static void regulator_lock_supply(struct regulator_dev *rdev)
> >  {
> >         int i;
> >
> > -       for (i = 0; rdev; rdev = rdev_get_supply(rdev), i++)
> > +       for (i = 1000; rdev; rdev = rdev_get_supply(rdev), i++)
> >                 mutex_lock_nested(&rdev->mutex, i);
> 
> With this change the log is a bit different, but still get a kernel hang:
> https://pastebin.com/eF08TnuT

That patch does not seem to change anything for me. The errors
I posted yesterday for mmc0 only happen on duovero, other omap
variants just fail silently with no cards showing.

Regards,

Tony

  reply	other threads:[~2018-03-06 17:18 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-05 23:12 Regulator regression in next-20180305 Tony Lindgren
2018-03-05 23:12 ` Tony Lindgren
2018-03-05 23:22 ` Fabio Estevam
2018-03-05 23:22   ` Fabio Estevam
2018-03-06 16:30   ` Mark Brown
2018-03-06 16:30     ` Mark Brown
2018-03-06 16:56     ` Fabio Estevam
2018-03-06 16:56       ` Fabio Estevam
2018-03-06 17:18       ` Tony Lindgren [this message]
2018-03-06 17:18         ` Tony Lindgren
2018-03-06 19:12       ` Mark Brown
2018-03-06 19:12         ` Mark Brown
2018-03-06 20:06         ` Fabio Estevam
2018-03-06 20:06           ` Fabio Estevam
2018-03-06 21:33           ` Mark Brown
2018-03-06 21:33             ` Mark Brown
2018-03-06 22:10             ` Fabio Estevam
2018-03-06 22:10               ` Fabio Estevam
2018-03-07 14:45               ` Mark Brown
2018-03-07 12:57     ` Maciej Purski
2018-03-07 12:57       ` Maciej Purski
2018-03-07 14:10       ` Mark Brown
2018-03-07 14:37         ` Maciej Purski
2018-03-07 14:37           ` Maciej Purski
2018-03-07 15:17           ` Tony Lindgren
2018-03-07 15:17             ` Tony Lindgren

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