Merge pull request #164 from ojeda/rustfmt

`rustfmt` cleanups

Author: alex

.rustfmt.toml

@@ -1,2 +1,12 @@
 edition = "2018"
 format_code_in_doc_comments = true
+newline_style = "Unix"
+
+# Unstable options that help catching some mistakes in formatting and that we may want to enable
+# when they become stable.
+#
+# They are kept here since they are useful to run from time to time.
+#reorder_impl_items = true
+#comment_width = 100
+#wrap_comments = true
+#normalize_comments = true

rust/kernel/lib.rs

@@ -144,7 +144,7 @@ fn panic(_info: &PanicInfo) -> ! {
 ///
 /// # Example
 ///
-///```
+/// ```
 /// struct Test {
 ///     a: u64,
 ///     b: u32,
@@ -182,7 +182,7 @@ macro_rules! offset_of {
 ///
 /// # Example
 ///
-///```
+/// ```
 /// struct Test {
 ///     a: u64,
 ///     b: u32,

rust/kernel/module_param.rs

@@ -165,6 +165,7 @@ macro_rules! impl_parse_int {
             fn from_str_radix(src: &str, radix: u32) -> Result<Self, core::num::ParseIntError> {
                 $ty::from_str_radix(src, radix)
             }
+
             fn checked_neg(self) -> Option<Self> {
                 self.checked_neg()
             }
@@ -187,6 +188,7 @@ macro_rules! impl_module_param {
     ($ty:ident) => {
         impl ModuleParam for $ty {
             type Value = $ty;
+
             const NOARG_ALLOWED: bool = false;
 
             fn try_from_param_arg(arg: Option<&'static [u8]>) -> Option<Self> {
@@ -314,6 +316,7 @@ make_param_ops!(
 
 impl ModuleParam for bool {
     type Value = bool;
+
     const NOARG_ALLOWED: bool = true;
 
     fn try_from_param_arg(arg: Option<&'static [u8]>) -> Option<Self> {
@@ -403,6 +406,7 @@ impl<T: Copy + core::fmt::Display + ModuleParam, const N: usize> ModuleParam
     for ArrayParam<T, { N }>
 {
     type Value = [T];
+
     const NOARG_ALLOWED: bool = false;
 
     fn try_from_param_arg(arg: Option<&'static [u8]>) -> Option<Self> {
@@ -462,6 +466,7 @@ impl core::fmt::Display for StringParam {
 
 impl ModuleParam for StringParam {
     type Value = [u8];
+
     const NOARG_ALLOWED: bool = false;
 
     fn try_from_param_arg(arg: Option<&'static [u8]>) -> Option<Self> {

rust/kernel/sync/mod.rs

@@ -7,7 +7,7 @@
 //!
 //! # Example
 //!
-//!```
+//! ```
 //! fn test() {
 //!     // SAFETY: `init` is called below.
 //!     let data = alloc::sync::Arc::pin(unsafe { Mutex::new(0) });

rust/module.rs

@@ -375,10 +375,9 @@ fn generated_array_ops_name(vals: &str, max_length: usize) -> String {
 ///   - `u64`: Corresponds to C `ullong` param type.
 ///   - `isize`: No equivalent C param type.
 ///   - `usize`: No equivalent C param type.
-///   - `str`: Corresponds to C `charp` param type. Reading returns a byte
-///     slice.
-///   - `ArrayParam<T,N>`: Corresponds to C parameters created using
-///     `module_param_array`. An array of `T`'s of length at **most** `N`.
+///   - `str`: Corresponds to C `charp` param type. Reading returns a byte slice.
+///   - `ArrayParam<T,N>`: Corresponds to C parameters created using `module_param_array`. An array
+///     of `T`'s of length at **most** `N`.
 ///
 /// `invbool` is unsupported: it was only ever used in a few modules.
 /// Consider using a `bool` and inverting the logic instead.