diff options
| author | dzwdz | 2021-07-31 16:30:58 +0200 |
|---|---|---|
| committer | dzwdz | 2021-07-31 16:30:58 +0200 |
| commit | 173823ae1c180d40916dc3ca25e7a2bf2be3b1cd (patch) | |
| tree | 898f3161e73e8e84f7dd5bd101d2ce40b22949c3 | |
| parent | 7e10417bbff81eafddc7cba95a9695b68d624494 (diff) | |
fix formatting in github's viewer thingy
| -rw-r--r-- | docs/vfs.org | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/docs/vfs.org b/docs/vfs.org index 9542423..fda0799 100644 --- a/docs/vfs.org +++ b/docs/vfs.org @@ -11,16 +11,21 @@ * operations ** creating filesystems ~fs_t create_fs(struct fs_impl);~ + ~fs_impl~ contains a bunch of function pointers to the implementations of the basic filesystem operations - so, all the functions mentioned in the file IO section. + ~fs_t create_bind(path_t path);~ + Creates a filesystem which is just a view of the current process' VFS at ~path~. Can be used for bind mounts. note: This can be implemented fully in userland, using only ~create_fs()~. That doesn't mean that it's a good idea, the performance would be awful. ** mounting ~void mount(path_t path, fs_t fs);~ + Mounts ~fs~ over ~path~ (which doesn't have to be a real directory/file!). The files that were previously accessible on ~path~ will NOT be accessible anymore. The calls to ~fs~ won't include the ~path~. ~path~ ** file IO ~fd_t open(path_t path);~ + Find the last filesystem mounted which is a prefix of ~path~, and passes the ~open()~ call to it, stripping its prefix in the process. If the call succeeds, you get a file descriptor which you can ~read()~, ~write()~, ~close()~, you get the idea. * considerations ** ~path_t~ preprocessing |