From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.toke.dk (mail.toke.dk [45.145.95.4]) (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 4E78936682C for ; Thu, 26 Feb 2026 12:04:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.145.95.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772107501; cv=none; b=svvi+pzIKBSLjrWJ08CADSxFtTbdy2GCdn01oWr4fb2vykhcQAUKOwkxcqDiAkd3NZKn54qIiwARLGjZLVbKaT+R7qTLCqypJa8gEDxmwymIPls8KbrASB+GZEhLozQlObKFVof1ygMigiixrD/YvjvLYaKHEd+oeMTk3HJxYtg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772107501; c=relaxed/simple; bh=qMKVcxH3JxZ2sUWwtxj/iC4YG2Sf3lqypstyaZYLIew=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=iLNJD2lrAot3Lk4DxjofOxpnkml2JrmkVv8WNlNoVpRexT8/Vzp+jH9XTLHtlWUnvMsDxCf4x0jvcj44mn/+69cTG0Q3DpPT0nz/rrtAIvF2ibFE6rFsIG7SFoLNq1fPbx3DxyZMVUHYxjY+LX3RL/8KQg8kjt0T6X83guj67JQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=toke.dk; spf=pass smtp.mailfrom=toke.dk; dkim=pass (2048-bit key) header.d=toke.dk header.i=@toke.dk header.b=UAxOvLyk; arc=none smtp.client-ip=45.145.95.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=toke.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=toke.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=toke.dk header.i=@toke.dk header.b="UAxOvLyk" From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=toke.dk; s=20161023; t=1772107490; bh=qMKVcxH3JxZ2sUWwtxj/iC4YG2Sf3lqypstyaZYLIew=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=UAxOvLyksafMv4xOBZT3Ygt991y/0VBfiJ0GXPzNRzSuatbgpYuwtJV8NwH6YOaXo tSPGYce3i+p97CYUNxL91cpme4NOlQhmPfz3Ch1K58j9kLWo4GKXNCNI90emm4z/nk vLhhNliVEh96U2xXQlKAYa4TJFTd5JPzndf0EwlNM1hJdkrqxb6nJdqLdKJtpfeG7Y p0AhEbJNX1t5djKpQjNpap5aRezlUwJCsNzpSB6LsBElo6C1bKcByYZrC4t+jFMzAN kmpCNFCAD+q56R9AuX2rIeByonzUM52xHy+H/HW+uXZFUqHxJhLPLFrjzFdIuYNO46 IQ3AvEb9/eJsg== To: Jonas =?utf-8?Q?K=C3=B6ppeler?= , Jamal Hadi Salim , Jiri Pirko , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman Cc: cake@lists.bufferbloat.net, netdev@vger.kernel.org, Jonas =?utf-8?Q?K?= =?utf-8?Q?=C3=B6ppeler?= Subject: Re: [PATCH net 1/2] net/sched: sch_cake: avoid sync overhead when unlimited In-Reply-To: <20260226-cake-mq-skip-sync-bandwidth-unlimited-v1-1-01830bb4db87@tu-berlin.de> References: <20260226-cake-mq-skip-sync-bandwidth-unlimited-v1-0-01830bb4db87@tu-berlin.de> <20260226-cake-mq-skip-sync-bandwidth-unlimited-v1-1-01830bb4db87@tu-berlin.de> Date: Thu, 26 Feb 2026 13:04:47 +0100 X-Clacks-Overhead: GNU Terry Pratchett Message-ID: <87v7fjlnhc.fsf@toke.dk> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Jonas K=C3=B6ppeler writes: > Skip inter-instance sync when no rate limit is configured, as it serves > no purpose and only adds overhead. > > Fixes: 1bddd758bac2 ("net/sched: sch_cake: share shaper state across sub-= instances of cake_mq") > Signed-off-by: Jonas K=C3=B6ppeler Acked-by: Toke H=C3=B8iland-J=C3=B8rgensen