From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794502284; b=QIdYsc4I7tDq5aD7k8Mss+2gyigSHeTZv3SsTmiyAklKqO3cD0/lfHMjjPG+U4OdNkFQ 2iLADlxf/FhYu/mA4XHQ9FREBWXGSgKhEikGfXyk8BJsvQqCFIr72JuZ3BM8zYoPaW0uu UoKCmtdifTG67k1k+1/QZrP2WcYNgeJACRdTX2lnZvg24zj13eKnJY2vnwsoPhW0gy1+U oedxNhvAb++BE1Fx8/WPsnOFrEe1BUM/JIZ0pHWyOa1B+Ty3afI2WNjfP1PHc4jvS9Wxo /HEYu/SleI+eyk2MmtK+LzvatqNgf8kRNeI03aNThAkF75NbEnTTuGPaWmS2r8+NkHw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794502284; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=kgfUPBxbDRkbIF6KE6+Wu7RphyBFCTkPZhvW+1RR6jg=; b=tltsgaM5oFF+zolrAxuxhRYEkhih0VL2tnrRsCllIfb+4LGqJi4J46HSAMQonLQylj6V 30ssb/8cFJ1QA3OsrerxNOEmDf9qTMavYImqXmIkqr742oHr4mg0j7S8MbysofTRf/6hX 7EIgukOWCAbsBlKokDrUWIT5ILWDQgdnUmbHSu/e10SHGZ1WGRIsLAGtn8x3kyufYGd8g zjxwovb/azP9VhiyGuzgmGpsr0lQT1XgoIJzt1Ru0VzV9syH6cAbLgLZ5dFUPXi+QmERL dCwP5Vk/ZzECuK7uKDIkPjdNskDkUdWBALdISNGsjepnJg/Z2S0pzEI1K1AQ4oTeSDQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=BteL3paI; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BD5BC606A31C; Thu, 12 Nov 2026 16:51:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=BteL3paI Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48B9B1F000C4; Thu, 12 Nov 2026 16:51:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794502284; bh=kgfUPBxbDRkbIF6KE6+Wu7RphyBFCTkPZhvW+1RR6jg=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=BteL3paIhw+DwolkCwBN+JF3ujGX2+Ikob0iRrDNt0yPZ/e4E8TtkTn3nQtpeiOcx LfM6sGbBUR+1aJlm4WepPaR6PVMr9F6zkarNzdk4cUVIMxx2QmkHZTBm5fNqaMOrSv cV0Txz4NBXiCQFKphRo9krfLcjcEE+8alGG0ps+UymUAT0sMmkN6hs4ptDGB/gWFjS lyq84g7qdVtY7fYHcIKxDrys3ZQByMS8ahzjQcBqtJPHzhPLQ0S4LIwk59z83rO+2d bthbVKqQgJm073tstetOT5T19g0K+vqpV1Jt24BrsqIz2KzLd6veTTl6prCaA+pwF/ GT/vabF3w3jOQ== Date: Thu, 12 Nov 2026 08:51:23 -0800 From: Jakub Kicinski To: Longjun Tang Cc: mst@redhat.com, eperezma@redhat.com, jasowangio@gmail.com, xuanzhuo@linux.alibaba.com, virtualization@lists.linux.dev, netdev@vger.kernel.org, tanglongjun@kylinos.cn Subject: Re: [PATCH 1/3] virtio: add virtqueue_get_last_used_idx() helper Message-ID: <20261112085123.276997b4@kernel.org> In-Reply-To: <20261109094310.103979-2-lange_tang@163.com> References: <20261109094310.103979-1-lange_tang@163.com> <20261109094310.103979-2-lange_tang@163.com> X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 9 Nov 2026 17:43:08 +0800 Longjun Tang wrote: > +/** > + * virtqueue_get_last_used_idx - get the last consumed used ring index > + * @_vq: the struct virtqueue we're talking about. > + * > + * Returns the index of the most recently consumed used buffer. kdoc needs Returns: (missing :)