From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f73.google.com (mail-wr1-f73.google.com [209.85.221.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A62D32FD1C5 for ; Mon, 13 Oct 2025 09:22:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760347348; cv=none; b=NovgrLtSMjsYjxTx1vKoj97U7t+B8sTUdoqMLJY8SoIv+hXR09g2mKc2k42FP1/XWuZS7zSlAPlDOlBkh9P9p2SzMIHo8WJTfOhjxW1HTxpBxbb15ePjiU9rOH7Cxyptw+k7XKLNQVdpLTF9z9Q/EW8uM5RLn/j3z5QGz4vAcxo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760347348; c=relaxed/simple; bh=YcL+pfwHaciAhA+DIE3esJzDqXvZMrvSN+Utrx9QEv0=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=tW6Kmi0qw7VTxWwll5KkEOEsu77QVpoSyLlz/Y6Wf1rXYHUY89fmuLoeqv6ucYTjkNrZKnmegcI0IKjwKk1yIcaVE3O8prWFAjzKz3WIdzxyIuu3nsKVVT5t3zHO6nzsK9e77a2dQnoA/Fdyfa6dm86hAL9yHpR/GdJCeGua4jg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=W6437GWE; arc=none smtp.client-ip=209.85.221.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="W6437GWE" Received: by mail-wr1-f73.google.com with SMTP id ffacd0b85a97d-42558f501adso3182884f8f.1 for ; Mon, 13 Oct 2025 02:22:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1760347345; x=1760952145; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=RQVd9PQAMr1vRmq9PA7Kb7qWQrANWRTDb6YrEyD4+/0=; b=W6437GWEvEw7fPLxJWpDAjGCreJ/JnP3hKC8alR22Tc8Lvm9D3Q+Gd5GoGikdDrUVA D/BI09RpRIzAIJ9El+tyOAQ5pONtfWMQBDt260BcYnnf6+wLL8InKBYCP3XAJHgSOmbq cxF/dJEM9pZdZ3voNssVPB82jZfrfNoglfKP6C3755Zyn1aVZdyWG9mOdqWTX4CgKIIr /UbveKPyj/xI4GevQzsQJnJGQIqxi5M589qIM+qtpRNvsX563mxW3pTa8MVcwFGiwbe0 NE2BGQXzI04trz1YbK0HWP8cOULOuZFt050UuY8ziGjWlc13goz8IghTR0FF1p4PM2fF Edgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760347345; x=1760952145; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=RQVd9PQAMr1vRmq9PA7Kb7qWQrANWRTDb6YrEyD4+/0=; b=ThuJwXtplDJr6cY99ZQYvGmGtpRqU6xhdKGL4VyJ5ks3f56e67NEOwoiaOLtMqfJdE MIGSubg7cmZnwtZk/EnMF4piCLs7QtngUSV6rsVOD3NHvlDEk4xaPIKZ56XFhUkJZJl3 EvFwF5M+DZUcXVeAuE/6ukqjLx7riuROsqk+S3vUoA/ff5jZu5v7JTZrOt3MXbbusUTk UhZ/UGK4VzWcMrwXFYybfKC5r5yIjg1s++8BnDoOBEpBEIY5zfVNNC2e9O4ZiQy/3QtI x6pWZjW/nBuwaj5TkWglfupNeKJEDN01LvZobjE0mRivVcVdHy5NieNxesJ/FZwtbLVm BDLg== X-Forwarded-Encrypted: i=1; AJvYcCXZMjwWq/JyU9MkOgk4MuVbOSRJJHvgSQrAiD8MDqfTzkqZSpQ+sD/mvgveddaAVX4JVDvGAGzDZZSIQWQ=@vger.kernel.org X-Gm-Message-State: AOJu0YyXurUqXF9RVXSJ3zBy+4jJ4KTmdIg/zvoixIdVzIS3ZMrUvXG+ H90UEKor53v8nYt7R862v5BgCwQqbCE5AQIx0bmwY19aJxkenTCVSGTzcSbBXLBaQnvEkpNjP01 yNoYvOU8MOdZz9C1rPQ== X-Google-Smtp-Source: AGHT+IFhyQPEWSetqelza7/DFTbXzpX+DQ4Q5PhuLc71xjCRewxMXg+EPLK2L6PIkVQZIbscZLpNoWZoH5pGl7Q= X-Received: from wrue9.prod.google.com ([2002:a5d:4e89:0:b0:40f:b976:8cba]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6000:22c7:b0:425:8546:6870 with SMTP id ffacd0b85a97d-42667177d60mr12376827f8f.21.1760347345039; Mon, 13 Oct 2025 02:22:25 -0700 (PDT) Date: Mon, 13 Oct 2025 09:22:23 +0000 In-Reply-To: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251012145221.172116-1-markus.probst@posteo.de> <20251012145221.172116-2-markus.probst@posteo.de> <2a31fcd045582382987c8c1da7c4b7d58a1dff61.camel@posteo.de> Message-ID: Subject: Re: [PATCH v4 1/2] rust: add basic Pin> abstractions From: Alice Ryhl To: Benno Lossin Cc: Markus Probst , Danilo Krummrich , Miguel Ojeda , Alex Gaynor , Lee Jones , Pavel Machek , Lorenzo Stoakes , Vlastimil Babka , "Liam R. Howlett" , Uladzislau Rezki , Boqun Feng , Gary Guo , bjorn3_gh@protonmail.com, Andreas Hindborg , Trevor Gross , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org Content-Type: text/plain; charset="utf-8" On Mon, Oct 13, 2025 at 10:03:19AM +0200, Benno Lossin wrote: > And `Vec::pin_init_slice` would have the following signature: > > fn pin_init_slice(this: Vec, flags: alloc::Flags) -> Result>> > where > I: PinInit, > Error: From; We already have Box::pin_slice(). Alice