linux-kernel - Re: [PATCH v3 5/7] rust: alloc: add Vec::retain

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Message-ID: <aAokixHVo5YjazmL@google.com>
Date: Thu, 24 Apr 2025 11:46:19 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Danilo Krummrich <dakr@...nel.org>
Cc: Matthew Maurer <mmaurer@...gle.com>, rust-for-linux@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 5/7] rust: alloc: add Vec::retain

On Wed, Apr 23, 2025 at 02:14:11PM +0200, Danilo Krummrich wrote:
> On 4/22/25 11:52 AM, Alice Ryhl wrote:
> > Unfortunately this can't be a kunit test because it uses the upstream
> > Rust implementation of Vec::retain as a comparison, which we can't call
> > from a kunit test.
> 
> Would it work from the rusttest target? We can use our kernel Vec type from
> there, but I don't remember if we still can use std Vec from there.

My guess is no, but I don't know for sure.

Alice