maillist inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5J75G
CVE: NA

Reference: https://lore.kernel.org/rust-for-linux/CANiq72nDcJLSB3pLhkdqGdLitfmqqCUVVfkY5EjP9AcwVv9B4A@mail.gmail.com/T/#t

--------------------------------

Rust provides `compiler_builtins` as a port of LLVM's `compiler-rt`.
Since we do not need the vast majority of them, we avoid the
dependency by providing our own crate.
Co-developed-by: NAlex Gaynor <alex.gaynor@gmail.com>
Signed-off-by: NAlex Gaynor <alex.gaynor@gmail.com>
Co-developed-by: NWedson Almeida Filho <wedsonaf@google.com>
Signed-off-by: NWedson Almeida Filho <wedsonaf@google.com>
Co-developed-by: NSven Van Asbroeck <thesven73@gmail.com>
Signed-off-by: NSven Van Asbroeck <thesven73@gmail.com>
Co-developed-by: NGary Guo <gary@garyguo.net>
Signed-off-by: NGary Guo <gary@garyguo.net>
Signed-off-by: NMiguel Ojeda <ojeda@kernel.org>
Signed-off-by: NWeilong Chen <chenweilong@huawei.com>