tree 8205d036b3dc7e20045c375a33d472fc5dbf6f79
parent 8755f58cbf22b67fa80032b6ffd150c078b6929e
author Garratt <garratt@google.com> 1579628977 +0000
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1579628977 +0000

[virtio] Convert virtio block driver to ddktl

Part of a larger set of CLs to break up the virtio drivers
and use the ddktl library to clean up the driver.

This is step 2 of converting the block driver to use ddktl.

Test: A new test is created for this driver. The driver is also
tested by the virtualization package.
See //src/virtualization/docs/README.md for testing instructions.

Change-Id: I539f185c39dff11c2ecd86722251b7eef652e735