On Thu, 12 Sep 2024 00:52:58 +0200 Danilo Krummrich <dakr@xxxxxxxxxx> wrote: > So far the kernel's `Box` and `Vec` types can't be used by userspace > test cases, since all users of those types (e.g. `CString`) use kernel > allocators for instantiation. > > In order to allow userspace test cases to make use of such types as > well, implement the `Cmalloc` allocator within the allocator_test module > and type alias all kernel allocators to `Cmalloc`. The `Cmalloc` > allocator uses libc's realloc() function as allocator backend. I think this needs an explaination of why it needs a complex implementation instead of just using aligned_alloc and free. > > Signed-off-by: Danilo Krummrich <dakr@xxxxxxxxxx> > --- > rust/kernel/alloc/allocator_test.rs | 193 +++++++++++++++++++++++++++- > 1 file changed, 186 insertions(+), 7 deletions(-)