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 A8B1B32E743; Fri, 8 May 2026 22:27:11 +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=1778279231; cv=none; b=S8NlkJUlosb6NsLo5QV08qdW/MjNyxJkxzWj5G1B50ixPtGWTmjR0prnVIxmaH/XWnVyBpYNSM6VAKxvblNQu/xxrmC+41YOlX2G1lZqh5ZIKa8F+m8d3/orJlYODVkFkTFF4i1RvKgXgyJMPLK2uWqLvPobulE2oaz6v/QqFdE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778279231; c=relaxed/simple; bh=2aQvwbopJkerVMd5vnTCl8R5gei4pfbsadE3BwBNQh0=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=s7oK+iSiqeQ1WhNVfwmNERdsm+CdOGGfOhF9ZxEM0UAUyzNeyvY2Bzqm5+YJ8uGJwcpTmps27lrWBtDawG9nNR8/BBjW7nj4+FhUWU1PTvzosAr399NJP1H7lskV+YgIFXmLe7FqYoP9jZyPQmk1FDMe6Ute63FDxwRa+KaSwy0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=arMMLK1g; 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="arMMLK1g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C57DC2BCB0; Fri, 8 May 2026 22:27:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778279231; bh=2aQvwbopJkerVMd5vnTCl8R5gei4pfbsadE3BwBNQh0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=arMMLK1gfFFzLGdlBUX4gJ2OkPlSCte255mTL8fvjuX/um9qlIpbFgi+bXVKbQgO7 jscCSO3yOHEvcHYDWdUWQMy2hLCUU7DVSf/MRl6+sC7KMeICay2j2AGqySKRAyLLB+ rTHg5b20pnh5jkxZsS/VdF2ZDz7T0qmkLkHE4Vdrpf+M0EjM8JQ8m8ZGZtCiyVp8Zm zoA8hPwDeI7rhBjUo6HeahXxDk+aOghqIm+/S4SCit9PGUqhxhg4x87x4WobGvOfvr VtznzSOcBOE13k9vhNbf38xjgOhE4O3gmtse6VMUWqwFDUhlwP+CFl1l+PaQIc4zKe 53Z2FNkE4xIUQ== Date: Fri, 8 May 2026 15:27:08 -0700 From: Jakub Kicinski To: Bobby Eshleman Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Jonathan Corbet , Shuah Khan , Alex Shi , Yanteng Si , Dongliang Mu , Michael Chan , Pavan Chebbi , Joshua Washington , Harshitha Ramamurthy , Saeed Mahameed , Tariq Toukan , Mark Bloch , Leon Romanovsky , Alexander Duyck , kernel-team@meta.com, Daniel Borkmann , Nikolay Aleksandrov , Shuah Khan , dw@davidwei.uk, sdf.kernel@gmail.com, mohsin.bashr@gmail.com, willemb@google.com, jiang.kun2@zte.com.cn, xu.xin16@zte.com.cn, wang.yaxin@zte.com.cn, netdev@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, Stanislav Fomichev , Mina Almasry , Bobby Eshleman Subject: Re: [PATCH net-next v3 3/8] net: devmem: support TX over NETMEM_TX_NO_DMA devices Message-ID: <20260508152708.011a9687@kernel.org> In-Reply-To: References: <20260507-tcp-dm-netkit-v3-0-52821445867c@meta.com> <20260507-tcp-dm-netkit-v3-3-52821445867c@meta.com> <20260508134717.4ef87ab6@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@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 Fri, 8 May 2026 14:28:55 -0700 Bobby Eshleman wrote: > My guess is this would probably be the simplest way? IDK. Notifiers are so inelegant. Don't we have the same problem with the main ->dev on Tx binding?