From: "Danilo Krummrich" <dakr@kernel.org>
To: "Alice Ryhl" <aliceryhl@google.com>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
"Lorenzo Stoakes" <lorenzo.stoakes@oracle.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Andrew Ballance" <andrewjballance@gmail.com>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Trevor Gross" <tmgross@umich.edu>,
linux-kernel@vger.kernel.org, maple-tree@lists.infradead.org,
rust-for-linux@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v2 3/5] rust: maple_tree: add MapleTree::lock() and load()
Date: Tue, 19 Aug 2025 13:36:27 +0200 [thread overview]
Message-ID: <DC6DGM7E728G.3KM1EOLVJNR24@kernel.org> (raw)
In-Reply-To: <20250819-maple-tree-v2-3-229b48657bab@google.com>
On Tue Aug 19, 2025 at 12:34 PM CEST, Alice Ryhl wrote:
> To load a value, one must be careful to hold the lock while accessing
> it. To enable this, we add a lock() method so that you can perform
> operations on the value before the spinlock is released.
>
> This adds a MapleGuard type without using the existing SpinLock type.
> This ensures that the MapleGuard type is not unnecessarily large, and
> that it is easy to swap out the type of lock in case the C maple tree is
> changed to use a different kind of lock.
>
> Co-developed-by: Andrew Ballance <andrewjballance@gmail.com>
> Signed-off-by: Andrew Ballance <andrewjballance@gmail.com>
> Reviewed-by: Andrew Ballance <andrewjballance@gmail.com>
> Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Without the unwrap() calls in the examples,
Reviewed-by: Danilo Krummrich <dakr@kernel.org>
next prev parent reply other threads:[~2025-08-19 11:36 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-19 10:34 [PATCH v2 0/5] Add Rust abstraction for Maple Trees Alice Ryhl
2025-08-19 10:34 ` [PATCH v2 1/5] maple_tree: remove lockdep_map_p typedef Alice Ryhl
2025-08-19 10:49 ` Danilo Krummrich
2025-08-19 12:41 ` Alice Ryhl
2025-08-19 10:34 ` [PATCH v2 2/5] rust: maple_tree: add MapleTree Alice Ryhl
2025-08-19 11:30 ` Danilo Krummrich
2025-08-19 12:45 ` Alice Ryhl
2025-08-19 12:58 ` Danilo Krummrich
2025-08-22 1:40 ` Miguel Ojeda
2025-08-22 11:05 ` Danilo Krummrich
2025-08-22 11:26 ` Miguel Ojeda
2025-08-22 11:44 ` Danilo Krummrich
2025-08-22 21:22 ` Miguel Ojeda
2025-08-22 21:49 ` Danilo Krummrich
2025-08-24 12:00 ` Miguel Ojeda
2025-08-19 16:34 ` Daniel Almeida
2025-08-19 10:34 ` [PATCH v2 3/5] rust: maple_tree: add MapleTree::lock() and load() Alice Ryhl
2025-08-19 11:36 ` Danilo Krummrich [this message]
2025-08-19 17:07 ` Daniel Almeida
2025-08-19 17:22 ` Daniel Almeida
2025-08-22 15:31 ` Liam R. Howlett
2025-08-22 15:43 ` Daniel Almeida
2025-08-19 10:34 ` [PATCH v2 4/5] rust: maple_tree: add MapleTreeAlloc Alice Ryhl
2025-08-19 11:38 ` Danilo Krummrich
2025-08-19 17:26 ` Daniel Almeida
2025-08-19 10:34 ` [PATCH v2 5/5] rust: maple_tree: add MAINTAINERS entry Alice Ryhl
2025-08-19 11:49 ` Danilo Krummrich
2025-08-19 12:47 ` Alice Ryhl
2025-08-19 13:36 ` Liam R. Howlett
2025-08-19 17:53 ` Danilo Krummrich
2025-08-25 12:30 ` Alice Ryhl
2025-08-19 20:53 ` Andrew Ballance
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