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Support EROFS system-as-root devices

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Close #1381
This commit is contained in:
topjohnwu 2019-05-27 15:19:20 -07:00
parent 73bb850209
commit 81aa56f60f
1 changed files with 2 additions and 1 deletions
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3
native/jni/init/early_mount.cpp
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@ -116,7 +116,8 @@ void MagiskInit::early_mount() {
sprintf(partname, "system%s", cmd.slot); sprintf(partname, "system%s", cmd.slot);
setup_block(partname, block_dev); setup_block(partname, block_dev);
xmkdir("/system_root", 0755); xmkdir("/system_root", 0755);
xmount(block_dev, "/system_root", "ext4", MS_RDONLY, nullptr); if (xmount(block_dev, "/system_root", "ext4", MS_RDONLY, nullptr))
xmount(block_dev, "/system_root", "erofs", MS_RDONLY, nullptr);
xmkdir("/system", 0755); xmkdir("/system", 0755);
xmount("/system_root/system", "/system", nullptr, MS_BIND, nullptr); xmount("/system_root/system", "/system", nullptr, MS_BIND, nullptr);