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 E18AF3101A7 for ; Mon, 13 Apr 2026 18:45:24 +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=1776105925; cv=none; b=lPW39AgVj0VvzmHHeuBTRKiq+M6FN4AgyzHP5NbqB8MxuxJJYCaHRjQuDqkfgeGFQO+S7pQqkGqNBFUhdRUqCKc5vQSCDoMzbRwAcRkJW9i8vX25pgNL93JglZsM/QDu9q7F0vZzymyaHRxXtKU1CyC6uYGn53mID0elKHuOstE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776105925; c=relaxed/simple; bh=NAj9UH61tEKwfYR1yC5klDKMjuaRvkkasqyob3K/Qmc=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=vGOj/rWPsMcQ4d6x2mySRiFC5seUzi6i5ghayyJbgiaR809Iv1/p5pQHWwVgJMmb2WGKm1irABNaEXI0h2E7vI9KRvQTP8Dz4HfvjkBC6CwcthlcIroqYeu56Qsql7s59q9LnBNcmC6DKvchBOl6ABlJg+LT/2QFRp369W+7hlE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Aa/en2xx; 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="Aa/en2xx" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D8920C2BCAF; Mon, 13 Apr 2026 18:45:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776105924; bh=NAj9UH61tEKwfYR1yC5klDKMjuaRvkkasqyob3K/Qmc=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Aa/en2xx7HtzTiYK6w+WlhHXj0+o+Bvzwcrx23WN3ptX7q/vJ17Y9q/SgF6Uobj7/ /JuM5NRiKGFNQlmXEJvjvnBfZgxkPbCSoEp/xJLrObHhyBz4+woE8quMrwoxqn1pOs FoCZrloyQxJ3+Uu9CF0IZeIQj6kTPTCk2E3N2F+vErzCBJ5XV91ydVrS08ILC8Pgpg 8XXvZN42DP6IxCj2blbJ4ScUpIsFrC4KOP/QBz4b9ghX/GT4B0fwNKuYsC8MJGHmz0 WMoLEsH2SBEp+1KPU8kyeqBeQaN+xZhOpX72YWp1zionEizhx1zLH6KOUHafJUMBGB PLIVJK9cWyXzQ== Date: Mon, 13 Apr 2026 11:45:22 -0700 From: Jakub Kicinski To: netdev@vger.kernel.org Cc: Stanislav Fomichev , davem@davemloft.net, edumazet@google.com, pabeni@redhat.com Subject: Re: [PATCH net-next v7 00/15] net: sleepable ndo_set_rx_mode Message-ID: <20260413114522.3e8e1b6d@kernel.org> In-Reply-To: <20260413171131.550126-1-sdf@fomichev.me> References: <20260413171131.550126-1-sdf@fomichev.me> 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 Mon, 13 Apr 2026 10:11:16 -0700 Stanislav Fomichev wrote: > This series adds a new ndo_set_rx_mode_async callback that enables > drivers to handle address list updates in a sleepable context. The > current ndo_set_rx_mode is called under the netif_addr_lock spinlock > with BHs disabled, which prevents drivers from sleeping. This is > problematic for ops-locked drivers that need to sleep. A note to other reviewers - I asked Stanislav (off-list) to keep working on this even tho he's targeting net-next, because the patch set addresses a syzbot report. Chances of hitting the issue are low but this is a fix, really.