From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 F41006FCC; Fri, 24 May 2024 07:54:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716537282; cv=none; b=dIPd1Z6QMq6vHPLOn94zqgVCRj1c/Y+2XWQxWtRKuixADenKZ9E7VHjEykI1GeAPNFb24Rju/6oKRRrzKOQ/cjEDpoF2b8yW+YzeaPrmtL5utOi7Vu+S4pHWJmwRSpaUc81SeDL6MCGqsiBANBhK6tCv6XHBQX0qMDfHM9Dzp5o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716537282; c=relaxed/simple; bh=AQWIfTfzqOdbhk0hDPdwIJF63BEKo8joJ/woMW6honc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JZuw7v9ORP7t0L3yA8g6iTDSYQFQKKsP0W/F5gdqXeFz4sz3NdVojmjjAo3VsR22aJGWte6PgATzRPzcIe5MK5Nps+vLZbmp/vU/1xXk0EfzxWp7veediN7BsSej736EdazVoi7U0HlYcZEmUfS65HFCqFUBsevl3PmjxJnmEtU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=uMeyXc1H; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=+ZG5WGa9; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="uMeyXc1H"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="+ZG5WGa9" Date: Fri, 24 May 2024 09:54:36 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1716537278; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Quo18N2mmMPeVXpuHfcBQuoUjpytv9zJfnyZAoBrUVk=; b=uMeyXc1HjFcnaUyLvgRwOwm82KtAhhWBKQNpBghl0LQW5k/ovxecYJa1N42lABtcqiG3LZ ClT8pFrFZLMC9ZC6SCJNvQSHvm3nPqTy4AavHN0jkqnRz+RfhaljuE0WAEqRJ3jJq987vR wegatQnhb2wLNBEurd5bPdVDTPU09fnOM3MA9O1OBpuwlRyYGtZviJMuq59aLYoY5EnETQ VqktWrcPqYjH3HjUNGblDowgLnrpfFAdjN1nU2RYCvEkPsECk+YbfUpesr7KSsRCEegObA Hf7JuGckCav82Y29coefjsTNi7fb/Yu+Fsns/EcLmmYQdm4JCjXiQRvL3XpY6g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1716537278; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Quo18N2mmMPeVXpuHfcBQuoUjpytv9zJfnyZAoBrUVk=; b=+ZG5WGa9tN7ZP5kLzEFpKTRaySsoOrRKvi2ByisggOcrg1bQAPSjmZVZTFUnfVp2u0ooYJ WeM2muSII4AOL+Dw== From: Sebastian Andrzej Siewior To: Jesper Dangaard Brouer Cc: Alexei Starovoitov , Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= , LKML , Network Development , "David S. Miller" , Boqun Feng , Daniel Borkmann , Eric Dumazet , Frederic Weisbecker , Ingo Molnar , Jakub Kicinski , Paolo Abeni , Peter Zijlstra , Thomas Gleixner , Waiman Long , Will Deacon , Alexei Starovoitov , Andrii Nakryiko , Eduard Zingerman , Hao Luo , Jiri Olsa , John Fastabend , KP Singh , Martin KaFai Lau , Song Liu , Stanislav Fomichev , Yonghong Song , bpf , Arnaldo Carvalho de Melo Subject: Re: [PATCH net-next 14/15 v2] net: Reference bpf_redirect_info via task_struct on PREEMPT_RT. Message-ID: <20240524075436.YmcT7GSd@linutronix.de> References: <20240507123636.cTnT7TvU@linutronix.de> <93062ce7-8dfa-48a9-a4ad-24c5a3993b41@kernel.org> <20240510162121.f-tvqcyf@linutronix.de> <20240510162214.zNWRKgFU@linutronix.de> <4949dca0-377a-45b1-a0fd-17bdf5a6ab10@kernel.org> <20240514054345.DZkx7fJs@linutronix.de> <20240517161553.SSh4BNQO@linutronix.de> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On 2024-05-22 09:09:45 [+0200], Jesper Dangaard Brouer wrote: > > Yes, except I had to guess how the workload was split between CPUs ;-) > > Thanks for doing these benchmarks! :-) Thank you for all the explanations and walking me through it. I'm going to update the patches as discussed and redo the numbers as suggested here. Thanks. > --Jesper Sebastian