linux-kernel - Re: [PATCH v4 02/14] rust: hrtimer: introduce hrtimer support

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Message-ID: <tencent_4237DDAC9DC29A9774F0F24D438C0ED31C05@qq.com>
Date: Sat,  7 Dec 2024 22:35:54 +0800
From: Guangbo Cui <2407018371@...com>
To: a.hindborg@...nel.org
Cc: alex.gaynor@...il.com,
	aliceryhl@...gle.com,
	anna-maria@...utronix.de,
	benno.lossin@...ton.me,
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	tglx@...utronix.de,
	tmgross@...ch.edu
Subject: Re: [PATCH v4 02/14] rust: hrtimer: introduce hrtimer support

> +#[macro_export]
> +macro_rules! impl_has_timer {
> +    (
> +        impl$({$($generics:tt)*})?
> +            HasTimer<$timer_type:ty>
> +            for $self:ty
> +        { self.$field:ident }
> +        $($rest:tt)*
> +    ) => {
> +        // SAFETY: This implementation of `raw_get_timer` only compiles if the
> +        // field has the right type.
> +        unsafe impl$(<$($generics)*>)? $crate::time::hrtimer::HasTimer<$timer_type> for $self {
> +            const OFFSET: usize = ::core::mem::offset_of!(Self, $field) as usize;
> +
> +            #[inline]
> +            unsafe fn raw_get_timer(ptr: *const Self) ->
> +                *const $crate::::time::hrtimer::Timer<$timer_type>

Hi Andreas, an extra `::` here.

Best regards,
Guangbo Cui