From nobody Mon Oct 6 08:26:52 2025 Received: from out-181.mta1.migadu.com (out-181.mta1.migadu.com [95.215.58.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C625272E47 for ; Thu, 24 Jul 2025 07:54:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753343691; cv=none; b=U80SqubkkaArbC8LSTb+RbAgvxTB1nKQM3JgsjbHdj/yhRkogX6cFXL7xE+OGJCcK5D1lxriow+UvsJTXfGyXhkxTkgY5f/QDqMnoXmaA+xKqhgMk81Hx6Afe8SUUb1STeVieBaESJJU5ij2SXoOcOpUdpd8XZasf1mt0LcwBzY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753343691; c=relaxed/simple; bh=82M7kduRWRwnXxavLqTVQBEIeyc/P1MLwrB0Zw1JLj8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=GgkVNkjbSHZrGaTj5I2Ifp0oNNFRIIr9Bkn/b8Gx/ZUuOjitHEyKZ42xxZqAwtyaaaaZXzXeljsBnFQtXXK4tazIu5Xjc8Dex/ofdRTlVbOvP42vtq44KeyS5Wognzv8OQDFmb3kI7ioU0qFM3k9FWKat8iPLqQ1UfE2WGReGak= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=fbqPQ2bU; arc=none smtp.client-ip=95.215.58.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="fbqPQ2bU" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1753343687; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yijtlKWNOMxxyKll6m4irmOIbOxOroj9qUMsO8ydTXM=; b=fbqPQ2bU6NHvzPywHOpIT3u7Qkj+kK58FHmiO66/4/BOuLyMgKwn18N640DBajlLHVqTy5 L1isfu2PxU1N1Q+zQVzIpsWswRTU2wnf0EzverL2lZP3heEbz88bsKFVNfVnN8gHe8AcGD YSmOblRFIGYVjnhPhi4nyU0kw0MjIY4= From: Hui Zhu To: Danilo Krummrich , Lorenzo Stoakes , Vlastimil Babka , "Liam R . Howlett" , Uladzislau Rezki , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , bjorn3_gh@protonmail.com, Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Hui Zhu , Geliang Tang Subject: [PATCH v3 2/2] rust: alloc: kvec: add doc example for `as_slice` method Date: Thu, 24 Jul 2025 15:54:19 +0800 Message-Id: <376014022fa799f5480f6f993f1e25b2561507e4.1753339262.git.zhuhui@kylinos.cn> In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" From: Hui Zhu Add a practical usage example to the documentation of `KVec::as_slice()` showing how to: Create a new `KVec` Push elements into it Convert to a slice via `as_slice()` Co-developed-by: Geliang Tang Signed-off-by: Geliang Tang Signed-off-by: Hui Zhu --- rust/kernel/alloc/kvec.rs | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/rust/kernel/alloc/kvec.rs b/rust/kernel/alloc/kvec.rs index 3c72e0bdddb8..d384c34d1a5e 100644 --- a/rust/kernel/alloc/kvec.rs +++ b/rust/kernel/alloc/kvec.rs @@ -224,6 +224,15 @@ unsafe fn dec_len(&mut self, count: usize) -> &mut [T]= { } =20 /// Returns a slice of the entire vector. + /// + /// # Examples + /// + /// ``` + /// let mut v =3D KVec::new(); + /// v.push(1, GFP_KERNEL); + /// v.push(2, GFP_KERNEL); + /// assert_eq!(v.as_slice(), &[1, 2]); + /// ``` #[inline] pub fn as_slice(&self) -> &[T] { self --=20 2.43.0