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From: "Benno Lossin" <lossin@kernel.org>
To: "Boqun Feng" <boqun.feng@gmail.com>
Cc: linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org,
	lkmm@lists.linux.dev, linux-arch@vger.kernel.org,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Gary Guo" <gary@garyguo.net>,
	"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Andreas Hindborg" <a.hindborg@kernel.org>,
	"Alice Ryhl" <aliceryhl@google.com>,
	"Trevor Gross" <tmgross@umich.edu>,
	"Danilo Krummrich" <dakr@kernel.org>,
	"Will Deacon" <will@kernel.org>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Wedson Almeida Filho" <wedsonaf@gmail.com>,
	"Viresh Kumar" <viresh.kumar@linaro.org>,
	"Lyude Paul" <lyude@redhat.com>, "Ingo Molnar" <mingo@kernel.org>,
	"Mitchell Levy" <levymitchell0@gmail.com>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Linus Torvalds" <torvalds@linux-foundation.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Alan Stern" <stern@rowland.harvard.edu>
Subject: Re: [PATCH v7 2/9] rust: sync: Add basic atomic operation mapping framework
Date: Mon, 14 Jul 2025 17:00:56 +0200	[thread overview]
Message-ID: <DBBV9KHTEM3E.3T10KY9JN754X@kernel.org> (raw)
In-Reply-To: <aHUJYTv4_wsatAw5@Mac.home>

On Mon Jul 14, 2025 at 3:42 PM CEST, Boqun Feng wrote:
> On Mon, Jul 14, 2025 at 12:03:11PM +0200, Benno Lossin wrote:
> [...]
>> > +declare_and_impl_atomic_methods!(
>> > +    /// Basic atomic operations
>> > +    pub trait AtomicHasBasicOps {
>> 
>> I think we should drop the `Has` from the names. So this one can just be
>> `AtomicBasicOps`. Or how about `BasicAtomic`, or `AtomicBase`?
>> 
>
> Actually, given your feedback to `ordering::Any` vs `core::any::Any`,
> I think it makes more sense to keep the current names ;-) These are only
> trait names to describe what operations do an `AtomicImpl` has, and they
> should be used only in atomic mod, so naming them a bit longer is not a
> problem. And by doing so, we free the better names `BasicAtomic` or
> `AtomicBase` for other future usages.
>
> Best I could do is `AtomicBasicOps` or `HasAtomicBasicOps`.

But you are already in the `ops` namespace, so by your argument you
could just use `ops::BasicAtomic` :)

I'm fine with `AtomicBasicOps`.

>> > +declare_and_impl_atomic_methods!(
>> > +    /// Atomic arithmetic operations
>> > +    pub trait AtomicHasArithmeticOps {
>> 
>> Forgot to rename this one to `Add`? I think `AtomicAdd` sounds best for
>
> No, because at the `AtomicImpl` level, it's easy to know whether a type
> has all the arithmetic operations or none (also the `Delta` type should
> be known). But I don't have opinions on renaming it to `AtomicAddOps` or
> `HasAtomicAddOps`.

Ahh right yeah this makes sense. So let's use `AtomicArithmeticOps` if
you insist on the `Ops` part.

---
Cheers,
Benno

  reply	other threads:[~2025-07-14 15:01 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-14  5:36 [PATCH v7 0/9] LKMM generic atomics in Rust Boqun Feng
2025-07-14  5:36 ` [PATCH v7 1/9] rust: Introduce atomic API helpers Boqun Feng
2025-07-16  9:23   ` Greg Kroah-Hartman
2025-07-16 12:36     ` Miguel Ojeda
2025-07-16 12:47     ` Peter Zijlstra
2025-07-16 12:54       ` Greg Kroah-Hartman
2025-07-16 12:57         ` Miguel Ojeda
2025-07-16 13:04           ` Peter Zijlstra
2025-07-16 12:56       ` Miguel Ojeda
2025-07-14  5:36 ` [PATCH v7 2/9] rust: sync: Add basic atomic operation mapping framework Boqun Feng
2025-07-14 10:03   ` Benno Lossin
2025-07-14 13:42     ` Boqun Feng
2025-07-14 15:00       ` Benno Lossin [this message]
2025-07-14 15:34         ` Boqun Feng
2025-07-14  5:36 ` [PATCH v7 3/9] rust: sync: atomic: Add ordering annotation types Boqun Feng
2025-07-14 10:10   ` Benno Lossin
2025-07-14 14:59     ` Boqun Feng
2025-07-14 15:16       ` Benno Lossin
2025-07-14  5:36 ` [PATCH v7 4/9] rust: sync: atomic: Add generic atomics Boqun Feng
2025-07-14 10:30   ` Benno Lossin
2025-07-14 14:21     ` Boqun Feng
2025-07-14 14:30       ` Boqun Feng
2025-07-14 14:34       ` Miguel Ojeda
2025-07-14 14:53         ` Boqun Feng
2025-07-14 15:16           ` Benno Lossin
2025-07-14 15:05       ` Benno Lossin
2025-07-14 15:32         ` Boqun Feng
2025-07-15  9:36           ` Benno Lossin
2025-07-15 13:14             ` Boqun Feng
2025-07-15 15:35               ` Benno Lossin
2025-07-14  5:36 ` [PATCH v7 5/9] rust: sync: atomic: Add atomic {cmp,}xchg operations Boqun Feng
2025-07-14 10:56   ` Benno Lossin
2025-07-14  5:36 ` [PATCH v7 6/9] rust: sync: atomic: Add the framework of arithmetic operations Boqun Feng
2025-07-15 11:21   ` Benno Lossin
2025-07-15 13:33     ` Boqun Feng
2025-07-15 15:45       ` Benno Lossin
2025-07-15 16:13         ` Boqun Feng
2025-07-15 18:39           ` Benno Lossin
2025-07-15 20:13             ` Boqun Feng
2025-07-16 10:25               ` Benno Lossin
2025-07-16 14:13                 ` Boqun Feng
2025-07-16 15:36                   ` Benno Lossin
2025-07-16 15:48                     ` Boqun Feng
2025-07-16 17:16                       ` Benno Lossin
2025-07-16 17:38                         ` Boqun Feng
2025-07-14  5:36 ` [PATCH v7 7/9] rust: sync: atomic: Add Atomic<u{32,64}> Boqun Feng
2025-07-14  5:36 ` [PATCH v7 8/9] rust: sync: Add memory barriers Boqun Feng
2025-07-14  5:36 ` [PATCH v7 9/9] rust: sync: atomic: Add Atomic<{usize,isize}> Boqun Feng
2025-07-14 11:06   ` Benno Lossin
2025-07-14 13:47     ` Boqun Feng

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