tree 37185ef84b83d75fcbf718e8e266db7fd5192f08
parent 7f369bcd5579664af12de3a368e77635efd2538c
author Travis Geiselbrecht <travisg@google.com> 1537387953 -0700
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1537510770 +0000

[kernel][lib][cbuf] do a little more c++ conversion

Mostly just replacing manual spinlock with using a guard.

Test: build and validate that the cbuf continues to work via observing
that serial IO still works from the kernel.

Change-Id: Ic25a4968ea39855873caed564b19be6f62acbd36