tree 03aee6ce94b5d51ce14d146decb0624f04d8d8bd
parent 4e17629585a8077d7c81d9ea16409cad673678ea
author Weicai Yang <weicai@google.com> 1600385189 -0700
committer weicaiyang <49293026+weicaiyang@users.noreply.github.com> 1600818749 -0700

[dv/common] TL agent to drop valid without ready

Relate to #3383 item 1.
Drop VALID when it lasts for given length even it's not accepted

In next PR, will implement drop req to end the transaction, in order to
cover #3383 item 2.

Signed-off-by: Weicai Yang <weicai@google.com>