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Commit a8d36e1e authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

recovery: add a way to enable metadata_csum for ext4 



Requires to add "metadata_csum" in fsmgr_flag of fstab.

Bug: 149039306
Change-Id: I2b95dcaaf2ba224135ad51f117b7b01bbf342b7e
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@google.com>
parent 2015fe5d

recovery_utils/roots.cpp

+9 −0
Original line number Diff line number Diff line
@@ -202,6 +202,15 @@ int format_volume(const std::string& volume, const std::string& directory) { 
      mke2fs_args.push_back("512");

    }



    if (v->fs_mgr_flags.ext_meta_csum) {

      mke2fs_args.push_back("-O");

      mke2fs_args.push_back("metadata_csum");

      mke2fs_args.push_back("-O");

      mke2fs_args.push_back("64bit");

      mke2fs_args.push_back("-O");

      mke2fs_args.push_back("extent");

    }



    int raid_stride = v->logical_blk_size / kBlockSize;

    int raid_stripe_width = v->erase_blk_size / kBlockSize;

    // stride should be the max of 8KB and logical block size