On Mon, Feb 02, 2015 at 12:31:38PM -0200, Mauro Carvalho Chehab wrote:
Antti/Mark,
Any news with regards to this?
Please don't top post or send content free nags. I can't really
remember what this is about but I don't think my review comments were
ever addressed.
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Antti/Mark,
Any news with regards to this?
Regards,
Mauro
Em Mon, 22 Dec 2014 15:05:15 +
Mark Brown broo...@kernel.org escreveu:
On Mon, Dec 22, 2014 at 03:53:10PM +0200, Antti Palosaari wrote:
On 12/22/2014 03:31 PM, Mark Brown wrote:
Why is this configurable, how would a device
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
Lockdep validator complains recursive locking and deadlock when two
different regmap instances are called in a nested order, as regmap
groups locks by default. That happens easily for example when both
I don't know what regmap
On 12/22/2014 02:44 PM, Mark Brown wrote:
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
Lockdep validator complains recursive locking and deadlock when two
different regmap instances are called in a nested order, as regmap
groups locks by default. That happens easily for
On Mon, Dec 22, 2014 at 02:55:23PM +0200, Antti Palosaari wrote:
On 12/22/2014 02:44 PM, Mark Brown wrote:
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
I2C client and I2C adapter are using regmap. As a solution, add
configuration option to pass custom lock class key for
On 12/22/2014 03:31 PM, Mark Brown wrote:
On Mon, Dec 22, 2014 at 02:55:23PM +0200, Antti Palosaari wrote:
On 12/22/2014 02:44 PM, Mark Brown wrote:
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
I2C client and I2C adapter are using regmap. As a solution, add
configuration
Em Mon, 22 Dec 2014 13:31:42 +
Mark Brown broo...@kernel.org escreveu:
On Mon, Dec 22, 2014 at 02:55:23PM +0200, Antti Palosaari wrote:
On 12/22/2014 02:44 PM, Mark Brown wrote:
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
I2C client and I2C adapter are using
On Mon, Dec 22, 2014 at 03:53:10PM +0200, Antti Palosaari wrote:
On 12/22/2014 03:31 PM, Mark Brown wrote:
Why is this configurable, how would a device know if the system it is in
needs a custom locking class and can safely use one?
If RegMap instance is bus master, eg. I2C adapter, then you
On Mon, Dec 22, 2014 at 12:23:19PM -0200, Mauro Carvalho Chehab wrote:
What this patch does is to offer a way for drivers B and C to define
different mutex groups (e. g. different mutex IDs) that will teach
the lockdep code to threat regmap mutex on drivers B and C as different
mutexes.
I
On Sun, Dec 21, 2014 at 12:34:51AM +0200, Antti Palosaari wrote:
+ * @lock_class_key: Custom lock class key for lockdep validator. Use that
when
+ *regmap in question is used for bus master IO in order to
avoid
+ *false lockdep nested locking warning. Valid
Lockdep validator complains recursive locking and deadlock when two
different regmap instances are called in a nested order, as regmap
groups locks by default. That happens easily for example when both
I2C client and I2C adapter are using regmap. As a solution, add
configuration option to pass
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