Re: I2C PM overhaul needed? (Re: [PATCH 1/2] i2c: sprd: Prevent i2c accesses after suspend is called)

[Mark Brown]

On Sat, May 05, 2018 at 10:32:55AM +0200, Wolfram Sang wrote:

> > OTOH it does mean we might not notice things happening later than they
> > should so it's not 100% clear...

> What do you mean here?

If someone is doing I/O later than they should currently we'll notice as
they try to do something that needs interrupts with interrupts disabled.
With transparent noirq then it'll just work on some percentage of
systems with controllers that support that but fail on others.  That may
or may not be what we want but it's worth considering.

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