ATA_PIO_QUEUE_TASK(9) libata Library ATA_PIO_QUEUE_TASK(9)

NAME ata_pio_queue_task - Queue port_task

SYNOPSIS void ata_pio_queue_task(struct ata_port * ap, void * data, unsigned long delay);

ARGUMENTS ap The ata_port to queue port_task for

data data for fn to use

delay delay time in msecs for workqueue function

DESCRIPTION Schedule fn(data) for execution after delay jiffies using port_task. There is one port_task per port and it´s the user(low level driver)´s responsibility to make sure that only one task is active at any given time.

libata core layer takes care of synchronization between port_task and EH. ata_pio_queue_task may be ignored for EH synchronization.

LOCKING Inherited from caller.

AUTHOR Jeff Garzik Author.

COPYRIGHT Kernel Hackers Manual 2.6. September 2010 ATA_PIO_QUEUE_TASK(9)