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Commit 79e0890f authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "fs_mgr: support 'check_at_most_once' for dm-verity"

parents 4c68e77b 14e9a70e

fs_mgr/libdm/dm_target.cpp

+4 −0
Original line number Diff line number Diff line
@@ -109,6 +109,10 @@ void DmTargetVerity::IgnoreZeroBlocks() { 
    optional_args_.emplace_back("ignore_zero_blocks");

}



void DmTargetVerity::CheckAtMostOnce() {

    optional_args_.emplace_back("check_at_most_once");

}



std::string DmTargetVerity::GetParameterString() const {

    std::string base = android::base::Join(base_args_, " ");

    if (optional_args_.empty()) {

fs_mgr/libdm/include/libdm/dm_target.h

+1 −0
Original line number Diff line number Diff line
@@ -127,6 +127,7 @@ class DmTargetVerity final : public DmTarget { 
    void UseFec(const std::string& device, uint32_t num_roots, uint32_t num_blocks, uint32_t start);

    void SetVerityMode(const std::string& mode);

    void IgnoreZeroBlocks();

    void CheckAtMostOnce();



    std::string name() const override { return "verity"; }

    std::string GetParameterString() const override;

fs_mgr/libfs_avb/avb_util.cpp

+4 −0
Original line number Diff line number Diff line
@@ -92,6 +92,10 @@ bool ConstructVerityTable(const FsAvbHashtreeDescriptor& hashtree_desc, 
    // Always use ignore_zero_blocks.

    target.IgnoreZeroBlocks();



    if (hashtree_desc.flags & AVB_HASHTREE_DESCRIPTOR_FLAGS_CHECK_AT_MOST_ONCE) {

        target.CheckAtMostOnce();

    }



    LINFO << "Built verity table: '" << target.GetParameterString() << "'";



    return table->AddTarget(std::make_unique<android::dm::DmTargetVerity>(target));