tree 5b86ebd0b0b17d05bdfdd07b7683f7348577b52a
parent d7fc3ca1cd0ecce82263299c6b1631fc83b0ec79
author Tejun Heo <htejun@gmail.com> 1141540149 +0900
committer Jeff Garzik <jeff@garzik.org> 1142117840 -0500

[PATCH] libata: implement port_task

Implement port_task.  LLDD's can schedule a function to be executed
with context after specified delay.  libata core takes care of
synchronization against EH.  This is generalized form of pio_task and
packet_task which are tied to PIO hsm implementation.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>