From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A0BC71FAC4D for ; Fri, 15 Aug 2025 08:21:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755246077; cv=none; b=q4shrAIElFGKO18VS81L51XXhTt+7e59bp+wra8frWGWe4imxYgTC5VPU+gcrbZNdulD/Ax+iI1wkkCoTs6hrR2u4XaOWjsREM048DETKjf8BcFp5zyNwa6QrOCbXy5GA+OOCiQXOJ4TcFbnQV9t2nlRpj4NeQHv7SRrPGI/ltA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755246077; c=relaxed/simple; bh=hSfxyTbyhJVUsktaRzvTdGGxGaUMaidseyMOAWvH21E=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=j5/8AOm+8puWHOzCNYep0yWeKVzhkgTATQd2v2RujLLQt4ygBL7oNEsxODI/HYgQ6y0lgphtSSilgrOihFtNMlSRWt9KdbMXevU292r1pOQ66cztPSB8eDNcVBtKbUVVdmDH1X9P679lpsHucThK96dtVOvB2DG1GPNpiiRtf1c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=kEjJsjXD; arc=none smtp.client-ip=209.85.128.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="kEjJsjXD" Received: by mail-wm1-f73.google.com with SMTP id 5b1f17b1804b1-45a1b05d251so8535885e9.1 for ; Fri, 15 Aug 2025 01:21:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1755246074; x=1755850874; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=vcSm1OtREGPb104alZ1yzuEUCvwCzNvElhs+/6tX29M=; b=kEjJsjXDVSZ0XGKZIoPLMZ8Nd2o3r4RVuTUOTm35nzbBh43JW/HHonuatwlN2jTmck t4Pbqy9j9Uxeuni2+Z0fQG7c1OjXJNfowze/AeFN0Nn0IeHJD2iqdeAdJuGKGwI2E+N5 zPcdKLPdDj0Mx5aZRh7lcI0aOfqEIH1AQYuPpY+/EyHUMOaoxJyTio3JjsbnXUuZ/zaF pnpd+hdneYid3xeZWihPFJxoCak3a02djxo4gv387dO9kBley1gdESrJjRkICwpD12lQ ZDQj8kpqXIynqkGbqcIFziwPR/S7Eh3w9juCNLq3526dGXouP+kyN82cBjDt5Jv22wyY rJTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1755246074; x=1755850874; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=vcSm1OtREGPb104alZ1yzuEUCvwCzNvElhs+/6tX29M=; b=BVl4yaCnSWcFswkYZbvtyC8lnVFAyQthUzHPWHl5PviNOmrXYhVCCBYrP5ST37fkty BGGGbpFSA2PuEGPcLh/P/kB/Cqhgms+8gE1urH2gkrfWHhKcYoL5keA8zrjeWiE2JF8Y ubXHTGjKGZq3K1chkh3wUdlXdeVV+B0d6B/4/BcL9EsGNIArqctCQp1oaW+C1O7v4Act Qhj/LMRm+GS6+UATu/78IKLOuGeO7ZHOfOesEkYwPckhKRitqiq9cxUvP5Xf/RQSe+qS CDzgVhQNnTrTy7wvUG+95AZ5nQGE7M9pO3s2mtdBCQy2PfJ62LxJ30bByFsu3ovxlUXw hoVg== X-Forwarded-Encrypted: i=1; AJvYcCUeOMf8PKHVw1N+jwg3LHCMwiKltRZBqtxcnKWmsVLnhegK3BlMu8j/ocPeiARsRZG+BP3JnjmZxI/deg==@vger.kernel.org X-Gm-Message-State: AOJu0YwuR0NIPJu+F1G/i6seuemYrhvSUhbsLF7GoSGOi45o9klcOBgq Qmww3nnv2XdsPi77NeAkP2xCV0sMQlXxvf67035iJ1eLq/atSZWhtCc6D0ydyu8WnAZUaA09itd ajCcW18lup5wPaSYQzA== X-Google-Smtp-Source: AGHT+IFutm5xxBBsC59USuggF9xEm41gGKiB1W5K+wZvTnUgdqDAaA6QwhiqihbNCQ9esv5k56Fiq6NBFva5rrc= X-Received: from wmbji1.prod.google.com ([2002:a05:600c:a341:b0:459:da33:b20c]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:524b:b0:456:29da:bb25 with SMTP id 5b1f17b1804b1-45a2183a65bmr12532315e9.19.1755246073966; Fri, 15 Aug 2025 01:21:13 -0700 (PDT) Date: Fri, 15 Aug 2025 08:21:13 +0000 In-Reply-To: <20250815-rnull-up-v6-16-v5-18-581453124c15@kernel.org> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250815-rnull-up-v6-16-v5-0-581453124c15@kernel.org> <20250815-rnull-up-v6-16-v5-18-581453124c15@kernel.org> Message-ID: Subject: Re: [PATCH v5 18/18] rnull: add soft-irq completion support From: Alice Ryhl To: Andreas Hindborg Cc: Boqun Feng , Miguel Ojeda , Alex Gaynor , Gary Guo , "=?utf-8?B?QmrDtnJu?= Roy Baron" , Benno Lossin , Trevor Gross , Danilo Krummrich , Jens Axboe , Breno Leitao , linux-block@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" On Fri, Aug 15, 2025 at 09:30:53AM +0200, Andreas Hindborg wrote: > rnull currently only supports direct completion. Add option for completing > requests across CPU nodes via soft IRQ or IPI. > > Signed-off-by: Andreas Hindborg Reviewed-by: Alice Ryhl