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Commit cc44c374 authored by Daniel Zheng's avatar Daniel Zheng
Browse files

Updating comments on cow layout 

Updating comments to match current format. Scratch space exists in
between header and operation

Test: th
Change-Id: I2f86e9dc4078f03370cdc38918136c894c6ca484
parent d2ad53cf

fs_mgr/libsnapshot/include/libsnapshot/cow_format.h

+3 −1
Original line number Diff line number Diff line
@@ -49,7 +49,9 @@ static constexpr uint32_t kDefaultCowVersion = 2; 
//      |    Footer (fixed)     |

//      +-----------------------+

//

// The operations begin immediately after the header, and the "raw data"

// After the header is a 2mb scratch space that is used to read ahead data during merge operations

//

// The operations begin immediately after the scratch space, and the "raw data"

// immediately follows the operation which refers to it. While streaming

// an OTA, we can immediately write the op and data, syncing after each pair,

// while storing operation metadata in memory. At the end, we compute data and