On Mon, Jun 15, 2026 at 02:26:05PM +0530, Tauro, Riana wrote:
> On 05-06-2026 00:16, Raag Jadav wrote:
> > Add get-error-threshold and set-error-threshold command support which
> > allows querying/setting error threshold of the counter. Threshold in RAS
> > context means the number of errors the hardware is expected to accumulate
> > before it raises them to software. This is to have a fine grained control
> > over error notifications that are raised by the hardware.

...

> > + *     + The driver can optionally implement query_error_threshold() and
> > + *       set_error_threshold() callbacks to facilitate getting/setting 
> > error
> > + *       threshold of the counter. Threshold in RAS context means the 
> > number of
> > + *       errors the hardware is expected to accumulate before it raises 
> > them to
> > + *       software. This is to have a fine grained control over error 
> > notifications
> > + *       that are raised by the hardware.
> > + *     + The driver is responsible for error threshold bounds checking.
> 
> Can the threshold be set to 0? What should the behaviour be?

Some may want it to be invalid while some may want it to act as a "disable
notifications" toggle. So it's upto the drivers and their usecases, not for
us to decide. Will add this.

Raag

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