From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) (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 94D001F4CAA for ; Thu, 20 Mar 2025 08:37:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742459860; cv=none; b=Nyl22Bnb5eV61w7D2t4rwHHYqldYtnsvv3OByCm5LEzEsUnI4AM3Zo5XtTSBbje/v9akAjDCXhAsGD772prki9ZT96DDp+A0Cgo2Ezi3vHdzT5WzHg0c+oV8Wqpsd/3nT7c0DQ9Hp04OztqPzveVxb1vC05XWy57axJ4N0UX+bg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742459860; c=relaxed/simple; bh=z9r8meh0NzbtC/Ll1jEvPOwu0hkTD9rkCIvmFvhQZ2w=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=p/iBB+ndfnLEvpivQCyAG6ZizrfwdxAKJIsbsxQd15iCb++D4LSyq0rxtQ9vdQ6/QPvmM4TUC3M4HpgoH+CGX7kyci3NFw/u9PJfRbQ0QQXTBrSDEIm1QUEmCuMYQPBFp3TP5qB3Ykpl7pVwyMlY/qMv+exNVg0g6m52K8kDey8= 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=MwZoD52B; arc=none smtp.client-ip=209.85.128.73 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="MwZoD52B" Received: by mail-wm1-f73.google.com with SMTP id 5b1f17b1804b1-4394c489babso1895735e9.1 for ; Thu, 20 Mar 2025 01:37:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1742459857; x=1743064657; 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=3IvFwJiPLPPnFezSv+6PLZb4l+UlMIDvs7uHWAbnitM=; b=MwZoD52BkyPHwciKwDjpc3FprRrAroNmikrhvBsGxeZOrKQUt8Cus/Esz+/U5j2M3e viPz4EQ9Ecb6TnyCb/b3uCVFp4mvqw3Io3f1XTTTNrFToGIu5wVMsW5S86dvPwQnRl47 x9uCsBlZifEq3hGuaTOrWiQFWZ3f/jnWw8bPM0BMPrVzr62pDO52QqRGYmxyePhbthYO /jsEaQKuL7aaG6D4PWIJR0sIzqQXl8agw924pvuE+gy+cjt6ahue16SF1S5AaFZzj82v WIR9TnsTVBEBJ9zTZIzsxZkowbTsPsb97YqAn/fy5E1n0bvzb/FQSK6ltU+Zkqjn97lT 7NTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742459857; x=1743064657; 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=3IvFwJiPLPPnFezSv+6PLZb4l+UlMIDvs7uHWAbnitM=; b=Li1JOSngWuzANHXfKQ53laEb44nJ7QdSo2PFRsD6Nh9INzJpIkRQfa2CdYDRnZ3A3P 2fzGEfYWE5TPT6U3g6YBwsssQ1pFyDpivbxY2M9+rmQx9d955k75tbATw4kpYgFK/JOV U/KwrY/47T7wjCiafyKYlNcyTmvh1g1K8rxt4tJl6dewmLsZMFWvI0CYzsJ/zbSe7FiD QiP/YhFkkOP/mZejHILUIopcuWDsJB4E0exkjZSXRwsmIWlKqiTm/hwgKLPajptBse46 /Z1WKFMbOLgU6tPsP6IZOC4t4jaOgZi/x1nLtLZXFHvlnDDNMQdR0oYklkdns7WYQCqb Yg4g== X-Forwarded-Encrypted: i=1; AJvYcCU/TyuTLRYPsTRfsrFBQgAFDBhTGkZFlRhxBPir7Kb8tYe27Ykp2UKuaDDBOyu3CC5H/pSCIzRSN2IinA8qZA==@vger.kernel.org X-Gm-Message-State: AOJu0YxTMvLmjP8gkefiA2nTry4wj3v3au0tmCM4jwyuEKHU3n3qXIht zvFANq9nfJdj4n9blNI5tlLUHiqyb3wnNQtHeVnrLDLRGJ+SU3OzB9w58B+GQvZqaGe6H4tvI73 GmGKzYB4RuzpqQQ== X-Google-Smtp-Source: AGHT+IEA9JIfP9CQWSGhyoB3BjdlQ0FArnJ2ndDNSq2WykCFcYDd0LfhBm9kmYyl0NNA5bn5glJhDKHgKPpYGPo= X-Received: from wmbed10.prod.google.com ([2002:a05:600c:614a:b0:43d:7e5:30f0]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:4fc6:b0:43d:677:3a8a with SMTP id 5b1f17b1804b1-43d4378d082mr61128705e9.10.1742459856970; Thu, 20 Mar 2025 01:37:36 -0700 (PDT) Date: Thu, 20 Mar 2025 08:37:35 +0000 In-Reply-To: <20250319203455.132539-2-dakr@kernel.org> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250319203455.132539-1-dakr@kernel.org> <20250319203455.132539-2-dakr@kernel.org> Message-ID: Subject: Re: [PATCH v3 1/5] rust: types: add `Opaque::zeroed` From: Alice Ryhl To: Danilo Krummrich Cc: gregkh@linuxfoundation.org, rafael@kernel.org, ojeda@kernel.org, alex.gaynor@gmail.com, boqun.feng@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com, benno.lossin@proton.me, a.hindborg@kernel.org, tmgross@umich.edu, airlied@gmail.com, acourbot@nvidia.com, jhubbard@nvidia.com, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org Content-Type: text/plain; charset="utf-8" On Wed, Mar 19, 2025 at 09:33:53PM +0100, Danilo Krummrich wrote: > Analogous to `Opaque::uninit` add `Opaque::zeroed`, which sets the > corresponding memory to zero. In contrast to `Opaque::uninit`, the > corresponding value, depending on its type, may be initialized. > > Acked-by: Greg Kroah-Hartman > Signed-off-by: Danilo Krummrich Reviewed-by: Alice Ryhl