rust: replace rustdoc references to alloc::format

Replace alloc::format[1] in the pr_* and dev_* macros' doc comments
with std::format[2] because they are identical but less likely to get
confused with the kernel's alloc crate.

And add a url link for the std::format! macro.

Link: https://doc.rust-lang.org/alloc/macro.format.html [1]
Link: https://doc.rust-lang.org/std/macro.format.html [2]
Reviewed-by: Benno Lossin <[email protected]>
Signed-off-by: Andrew Ballance <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
[ Fixed typo and reworded slightly. - Miguel ]
Signed-off-by: Miguel Ojeda <[email protected]>

Author: mrwigglewaffles

rust/kernel/device.rs

@@ -252,9 +252,10 @@ macro_rules! dev_printk {
 /// Equivalent to the kernel's `dev_emerg` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -277,9 +278,10 @@ macro_rules! dev_emerg {
 /// Equivalent to the kernel's `dev_alert` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -302,9 +304,10 @@ macro_rules! dev_alert {
 /// Equivalent to the kernel's `dev_crit` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -327,9 +330,10 @@ macro_rules! dev_crit {
 /// Equivalent to the kernel's `dev_err` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -352,9 +356,10 @@ macro_rules! dev_err {
 /// Equivalent to the kernel's `dev_warn` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -377,9 +382,10 @@ macro_rules! dev_warn {
 /// Equivalent to the kernel's `dev_notice` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -402,9 +408,10 @@ macro_rules! dev_notice {
 /// Equivalent to the kernel's `dev_info` macro.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -427,9 +434,10 @@ macro_rules! dev_info {
 /// Equivalent to the kernel's `dev_dbg` macro, except that it doesn't support dynamic debug yet.
 ///
 /// Mimics the interface of [`std::print!`]. More information about the syntax is available from
-/// [`core::fmt`] and `alloc::format!`.
+/// [`core::fmt`] and [`std::format!`].
 ///
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///

rust/kernel/print.rs

@@ -198,10 +198,11 @@ macro_rules! print_macro (
 /// Equivalent to the kernel's [`pr_emerg`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_emerg`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_emerg
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -222,10 +223,11 @@ macro_rules! pr_emerg (
 /// Equivalent to the kernel's [`pr_alert`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_alert`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_alert
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -246,10 +248,11 @@ macro_rules! pr_alert (
 /// Equivalent to the kernel's [`pr_crit`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_crit`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_crit
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -270,10 +273,11 @@ macro_rules! pr_crit (
 /// Equivalent to the kernel's [`pr_err`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_err`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_err
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -294,10 +298,11 @@ macro_rules! pr_err (
 /// Equivalent to the kernel's [`pr_warn`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_warn`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_warn
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -318,10 +323,11 @@ macro_rules! pr_warn (
 /// Equivalent to the kernel's [`pr_notice`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_notice`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_notice
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -342,10 +348,11 @@ macro_rules! pr_notice (
 /// Equivalent to the kernel's [`pr_info`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_info`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_info
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -368,10 +375,11 @@ macro_rules! pr_info (
 /// yet.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_debug`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_debug
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///
@@ -395,11 +403,12 @@ macro_rules! pr_debug (
 /// Equivalent to the kernel's [`pr_cont`] macro.
 ///
 /// Mimics the interface of [`std::print!`]. See [`core::fmt`] and
-/// `alloc::format!` for information about the formatting syntax.
+/// [`std::format!`] for information about the formatting syntax.
 ///
 /// [`pr_info!`]: crate::pr_info!
 /// [`pr_cont`]: https://docs.kernel.org/core-api/printk-basics.html#c.pr_cont
 /// [`std::print!`]: https://doc.rust-lang.org/std/macro.print.html
+/// [`std::format!`]: https://doc.rust-lang.org/std/macro.format.html
 ///
 /// # Examples
 ///