tree f7f822e45c2a0849ce240c486c58bfb0fe0f6ced
parent fb418dab8a4f01dde0c025d15145c589ec02796b
author Joerg Roedel <jroedel@suse.de> 1502375477 +0200
committer Joerg Roedel <jroedel@suse.de> 1502814232 +0200

iommu/iova: Add locking to Flush-Queues

The lock is taken from the same CPU most of the time. But
having it allows to flush the queue also from another CPU if
necessary.

This will be used by a timer to regularily flush any pending
IOVAs from the Flush-Queues.

Signed-off-by: Joerg Roedel <jroedel@suse.de>