Re: Traceback with CONFIG_REGMAP_KUNIT=y+CONFIG_DEBUG_ATOMIC_SLEEP=y

[Mark Brown]

On Thu, Jul 20, 2023 at 08:03:13AM -0700, Guenter Roeck wrote:
> On 7/20/23 07:31, Mark Brown wrote:

> > They're both independently fine, but I wouldn't expect anything that's
> > running in atomic context to be actually using dynamic allocations.

> Which one do you prefer ? As I mentioned in my second patch, there are
> two drivers which use fast_io together with REGCACHE_RBTREE and thus
> are likely affected by this problem. Dan's solution would cover that,
> while my current RFC patch would likely cause those drivers to fail.
> Plus, of course, they could get stuck if they actually end up trying to
> sleep while allocating memory.

Like I say I don't think it's an either/or - we can do both
independently, they both make sense standalone and don't conflict with
each other.

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