nvme_get_features_irq_coalesce(2) libnvme API manual nvme_get_features_irq_coalesce(2)

nvme_get_features_irq_coalesce - Get IRQ coalesce feature

int nvme_get_features_irq_coalesce (int fd , enum nvme_get_features_sel sel , __u32 *result );

File descriptor of nvme device
Select which type of attribute to return, see enum nvme_get_features_sel
The command completion result from CQE dword0

The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.

nvme_get_features_irq_coalesce January 2025