libsnapshot:Snapuserd: IO path support with dm-snapshot target
Integrate Snapuserd daemon with libsnapshot library and handle
IO requests from dm-snap and dm-snap-persistent.
Tested all the 3 COW operations on a compressed
cow-device file generated through vab_converter_payload.
BUG: 163046732
Test: Added test case to independently test snapuserd IO path.
Manual test on compressed cow file generated and verifying
md5sum.
Signed-off-by: Akilesh Kailash <akailash@google.com>
Change-Id: I9d017ac671733a93c3bc21344228260224640c78
[Palmer: clean up some build issues]
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
7 files changed