Revert "CA-122205: More race conditions."

This reverts commit 2171f7d21fa523807a0288c56488e70eac2862d8.

Signed-off-by: Chandrika Srinivasan <chandrika.srinivasan@citrix.com>
Revert "CA-122205: Continuation to the previous commits"

This reverts commit 4e927946c0e765cacee249b1de2f67785ddd61de.

Signed-off-by: Chandrika Srinivasan <chandrika.srinivasan@citrix.com>
Revert "CA-122205: Addressing build errors, also backing out blktap2 changes"

This reverts commit 84dcbf4e930e6f2a047a4978b5eca14e9dff8110.

Signed-off-by: Chandrika Srinivasan <chandrika.srinivasan@citrix.com>
Revert "CA-122205: Resolve race between VDI.activate and GC."

This reverts commit 68286d168cfe5813b4e13c1484b00941703123d9.

Signed-off-by: Chandrika Srinivasan <chandrika.srinivasan@citrix.com>