Merge "snapuserd: use local buffers for xor processing during sync I/O" into...

Merge "snapuserd: use local buffers for xor processing during sync I/O" into main am: da2fc1c6 am: 4a875cf9 am: db59d43a

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2670338



Change-Id: Ic692d7139622a74c75b375196a6769ba267c8439
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>