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> The new mount API Could you please tell what exactly this API is? I'd like to try and use it.
by Joker_vD 2y ago
> The new mount API
Could you please tell what exactly this API is? I'd like to try and use it.
- amluto 2y agoopen_tree() and related APIs. I’m not sure why the manpages never seem to have been applied, but they’re available from old posts: https://lwn.net/Articles/829496/ https://lwn.net/Articles/829496/ And here’s an article about an old version of the syscalls: https://lwn.net/Articles/759499/ https://lwn.net/Articles/759499/
- nfachan 2y agoWe use our own small wrappers for these syscalls, built on top of Rust's libc crate. All our wrappers live here: https://github.com/maelstrom-software/maelstrom/blob/main/crates/maelstrom-linux/src/lib.rs https://github.com/maelstrom-software/maelstrom/blob/main/cr... For bind mounts, you want to look at open_tree and move_mount. For "regular" mounts, you want to look at fsopen, fsconfig, fsmount, and move_mount. I found this video very useful: https://www.youtube.com/watch?v=gMWKFPnmJSc https://www.youtube.com/watch?v=gMWKFPnmJSc