[PATCH 01/27] habanalabs/gaudi2: increase user interrupt grace time

Stanislaw Gruszka stanislaw.gruszka at linux.intel.com
Mon Feb 20 15:31:26 UTC 2023


On Sun, Feb 12, 2023 at 10:44:28PM +0200, Oded Gabbay wrote:
> From: Ofir Bitton <obitton at habana.ai>
> 
> Currently we support scenarios where a timestamp registration request
> of a certain offset is received during the interrupt handling of the
> same offset. In this case we give a grace period of up to 100us for
> the interrupt handler to finish.
> It seems that sometimes the interrupt handling takes more than expected,
> and therefore this path should be optimized. Until that happens, let's
> increase the grace period in order not to reach timeout which will
> cause user call to be rejected.
> 
> Signed-off-by: Ofir Bitton <obitton at habana.ai>
> Reviewed-by: Oded Gabbay <ogabbay at kernel.org>
> Signed-off-by: Oded Gabbay <ogabbay at kernel.org>

Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com> for the whole series.



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