linux-kernel - Re: [PATCH v2 5/5] rust: types: implement `ForeignOwnable` for `Arc<T>`

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Message-ID: <87357hsttf.fsf@metaspace.dk>
Date:   Tue, 07 Feb 2023 10:32:52 +0100
From:   Andreas Hindborg <nmi@...aspace.dk>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc:     Wedson Almeida Filho <wedsonaf@...il.com>,
        rust-for-linux@...r.kernel.org, Miguel Ojeda <ojeda@...nel.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        linux-kernel@...r.kernel.org,
        Vincenzo Palazzo <vincenzopalazzodev@...il.com>,
        Alice Ferrazzi <alice.ferrazzi@...aclelinux.com>
Subject: Re: [PATCH v2 5/5] rust: types: implement `ForeignOwnable` for
 `Arc<T>`


Miguel Ojeda <miguel.ojeda.sandonis@...il.com> writes:

> On Wed, Feb 1, 2023 at 11:35 AM Andreas Hindborg <nmi@...aspace.dk> wrote:
>>
>> The last part of the sentence does not read clearly to me. Would this
>> make sense instead:
>>
>> // SAFETY: By the safety requirement of this function, we know that `ptr` came from
>> // a previous call to `Arc::into_foreign`, which guarantees that `ptr` is valid and
>> // holds a reference count increment that is transferrable to us.
>
> In a private chat with Wedson he agreed the "owned" was a typo and he
> is fine with this change. Thus I rebased to apply this and avoid a v3
> given it is trivial and almost at the top of the stack. If you want
> the `Reviewed-by`, please let me know!

Sure, if it's no trouble, add my the tag :)

- Andreas