fastboot: enable uninit_bg for ext4

This speeds up mke2fs as well as e2fsck. Bug: 23686092 Bug: 64032335 Change-Id: I9f2d4c15e431647bb845d50a2361b2a9a091fba6 (cherry picked from commit 99e3964e0d)
2017-07-27 16:17:17 -07:00 · 2017-07-27 16:17:17 -07:00 · a86141aa81
parent 24d43899cd
commit a86141aa81
1 changed files with 2 additions and 0 deletions
--- a/fastboot/fs.cpp
+++ b/fastboot/fs.cpp
@ -91,6 +91,8 @@ static int generate_ext4_image(const char* fileName, long long partSize,
    }
    mke2fs_args.push_back("-E");
    mke2fs_args.push_back(ext_attr.c_str());
+    mke2fs_args.push_back("-O");
+    mke2fs_args.push_back("uninit_bg");
    mke2fs_args.push_back(fileName);

    std::string size_str = std::to_string(partSize / block_size);