Commits
Yuval Avnery committed 081cc2d7fa5
net/mlx5: Introduce EQ polling budget Multiple EQs may share the same irq in subsequent patches. To avoid starvation, a budget is set per EQ's interrupt handler. Because of this change, it is no longer required to check that MLX5_NUM_SPARE_EQE eqes were polled (to detect that arm is required). It is guaranteed that MLX5_NUM_SPARE_EQE > budget, therefore the handler will arm and exit the handler before all the entries in the eq are polled. In the scenario where the handler is out of budget and there are more EQEs to poll, arming the EQ guarantees that the HW will send another interrupt and the handler will be called again. Signed-off-by: Yuval Avnery <yuvalav@mellanox.com> Reviewed-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>