From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 967D347A76 for ; Thu, 29 Aug 2024 19:29:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724959765; cv=none; b=FFLc3014WyOIQ2uzFrt9rMXWD0paZcnR9yetkxThlQMYw7zq2HQv5y/BokBqswVOyKP+iynoLMHwqElIqhUTal7Y5kXNkFBx5pb8Bj3aPN+/rQ7RdwZNhlJsDktgiD3Ir1vnXnDMJMLxGlOyZplOeVknVGjQLLVq/WIKenX2sGM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724959765; c=relaxed/simple; bh=ov47JCh6mm+d/mFxsDbqJXMyoA4R7QdeEicLHAI3LYQ=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Elqe80Ek2An0wsg7lbkSofLsm66O1JOE/Pa1h/lwUOW1onJEGk2/qhWOs9bCElPpMiSTvvVcjZqsxwH+RxNdIh+HHYEyhf4qmtDpqNrYdqR8Vq6d0L4WDopN/+9yzaRBjfkr6j/Anwx2Vn9BWcGKlZ/XfdLRin9y3wFQkeaf4JI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AVmbsWvF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AVmbsWvF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CF67C4CEC1; Thu, 29 Aug 2024 19:29:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724959765; bh=ov47JCh6mm+d/mFxsDbqJXMyoA4R7QdeEicLHAI3LYQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=AVmbsWvFWle2ph3jJBkGuXd1CkhYCNzA1BaDwYXPy5CVrsEIjgP+92Es9zqyASUL/ 4zeJz/4OICH92Z/EtLLR3eT42Q9DhtKlRqXKie4hI4TbgDOC6BIyU25M9ZICdnQW+T bUgd8oioZ5Snr1rYJW9SdYuYvIDqGSlnR4BTpQq1cx50/G4t4Xp1swM1GsJtpuSXgt w4+Ldj5uvsvsSc2M1x0j3fO5z6vRedeWL7oX9tGOS+g09j3m4/WUnNB3iffUdmooPd 0kJyyKUoyzqV5S0Ff4lA/SCFhPSbVeMlZaGCNkMSDxsGdRsDGG2rGhxqICAt7JVR5o PdudxMvAYTkCA== Date: Thu, 29 Aug 2024 12:29:23 -0700 From: Jakub Kicinski To: Jason Xing Cc: davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, dsahern@kernel.org, willemb@google.com, netdev@vger.kernel.org, Jason Xing , Willem de Bruijn Subject: Re: [PATCH net-next v2 2/2] net: make SOF_TIMESTAMPING_RX_SOFTWARE feature per socket Message-ID: <20240829122923.33b93bad@kernel.org> In-Reply-To: <20240828160145.68805-3-kerneljasonxing@gmail.com> References: <20240828160145.68805-1-kerneljasonxing@gmail.com> <20240828160145.68805-3-kerneljasonxing@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 29 Aug 2024 00:01:45 +0800 Jason Xing wrote: > One more important and special thing is that we should take care of > errqueue recv path because we rely on errqueue to get our timestamps > for sendmsg(). Or else, If the user wants to read when setting > SOF_TIMESTAMPING_TX_ACK, something like this, we cannot get timestamps, > for example, in TCP case. So we should consider those > SOF_TIMESTAMPING_TX_* flags. I read this 3 times, I don't know what you're trying to say.