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Commit 8603df26 authored by Daniel Rosenberg's avatar Daniel Rosenberg
Browse files

libsnapshot: Support cluster_ops in make_cow_from_ab_ota 

Allows make_cow_from_ab_ota to specify cluster sizes with the
-cluster_ops flag.

Bug: 172026020
Test: make_cow_from_ab_ota -cluster_ops [n] [source] [dest folder]
Change-Id: Ia3aa8b3bb602944a9d4e9954be37afb262caf060
parent d97386c3

fs_mgr/libsnapshot/make_cow_from_ab_ota.cpp

+2 −0
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ static constexpr uint64_t kBlockSize = 4096; 


DEFINE_string(source_tf, "", "Source target files (dir or zip file) for incremental payloads");

DEFINE_string(compression, "gz", "Compression type to use (none or gz)");

DEFINE_uint32(cluster_ops, 0, "Number of Cow Ops per cluster (0 or >1)");



void MyLogger(android::base::LogId, android::base::LogSeverity severity, const char*, const char*,

              unsigned int, const char* message) {
@@ -189,6 +190,7 @@ bool PayloadConverter::ProcessPartition(const PartitionUpdate& update) { 
    CowOptions options;

    options.block_size = kBlockSize;

    options.compression = FLAGS_compression;

    options.cluster_ops = FLAGS_cluster_ops;



    writer_ = std::make_unique<CowWriter>(options);

    if (!writer_->Initialize(std::move(fd))) {