Signed-off-by: John Howard <jhoward@microsoft.com> This fixes https://github.com/docker/docker/issues/30278 where there is a race condition in HCS for RS1 and RS2 builds, and enumeration of compute systems can return access is denied if a silo is being torn down in the kernel while HCS is attempting to enumerate them. Upstream-commit: 83a2db20977ae41325a74cf871b9e3caa92a2b7b Component: engine