From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from iad-out-005.esa.us-east-1.outbound.mail-perimeter.amazon.com (iad-out-005.esa.us-east-1.outbound.mail-perimeter.amazon.com [3.211.80.218]) (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 7E684423A77 for ; Thu, 26 Feb 2026 15:47:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=3.211.80.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772120864; cv=none; b=oJijpvyORDDUM0F9Sk48i/vK5pAwJlGYQouY/SU0emGxTpk9m+//vNSHM7/6iz5sr7RBuvUl6g4QMGh4nOqmopyc4QToXBD4pvUYiNNIaZ458zMmjL6GPSLFHvUfcJGX1BM+e6neZpYfxEBR/FYJHLu6pTqxXhmOJWrKo9+6sdo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772120864; c=relaxed/simple; bh=TrqbcVoLdewYSGfm/+6HcedwKqQiFZ38j2pTL0YRmpE=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=FLlzPku+onct0aZ6G9NuH6w3HebSWQRK/WMYLjCqcU7pkv+deK8r9nDaL5AFJdd4PqYBzaeqozuwLhiRbEkUCJz7tLKjJXRakIj8o3GEYtxGg2TFyoKzptECu7/HPg3kVDxsyVj+hzTxzO8w321vX8HtecQbaj09G5lMvow+rRk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com; spf=pass smtp.mailfrom=amazon.com; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b=o4EF8y7I; arc=none smtp.client-ip=3.211.80.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amazon.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b="o4EF8y7I" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazoncorp2; t=1772120861; x=1803656861; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=TrqbcVoLdewYSGfm/+6HcedwKqQiFZ38j2pTL0YRmpE=; b=o4EF8y7IPo3DL2XmsL21WsbuHqDz2G/C4sxIkM3BgBttrE1nTBJno3Dh j79e/XcjFkwWh4f1DsaqaVCsS06UBy1ohMYn+WN4a2o6IEUfH+y+sc7+S zdNJq92HXMISDaj2NxcLTYeqhdF6rmlPAulKKvkWIEzFQ+4FlAW6Xm8g+ RIcW1lgGUURLWepXb5wqoYpGkiYeo47fTnVWfWqgX+95EhFFof5N7AiJ6 iI3yLWupTFNRyNI7ShbKH0y/c4bTdOr8zI7eT5lc8jcfAb4N+QZtGPEW7 ldUZ9ABT3x4hE7tlHhNAEu/6BtTyIzfAMVbdLqLPsufgDTJ+htVpxChKn A==; X-CSE-ConnectionGUID: 9f6vyvyMQTCu6e3J6e3Kiw== X-CSE-MsgGUID: Sq/5HN5+TRWPOij74mlv4A== X-IronPort-AV: E=Sophos;i="6.21,312,1763424000"; d="scan'208";a="12888421" Received: from ip-10-4-3-150.ec2.internal (HELO smtpout.naws.us-east-1.prod.farcaster.email.amazon.dev) ([10.4.3.150]) by internal-iad-out-005.esa.us-east-1.outbound.mail-perimeter.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2026 15:47:37 +0000 Received: from EX19MTAUEC002.ant.amazon.com [72.21.196.66:3775] by smtpin.naws.us-east-1.prod.farcaster.email.amazon.dev [10.0.25.44:2525] with esmtp (Farcaster) id fd6594bf-0193-4faf-97ca-264bf54361b7; Thu, 26 Feb 2026 15:47:37 +0000 (UTC) X-Farcaster-Flow-ID: fd6594bf-0193-4faf-97ca-264bf54361b7 Received: from EX19D027UEB003.ant.amazon.com (10.252.137.106) by EX19MTAUEC002.ant.amazon.com (10.252.135.253) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.37; Thu, 26 Feb 2026 15:47:37 +0000 Received: from u5934974a1cdd59.ant.amazon.com (10.146.13.226) by EX19D027UEB003.ant.amazon.com (10.252.137.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.37; Thu, 26 Feb 2026 15:47:28 +0000 From: Fernand Sieber To: , Peter Zijlstra , "Vincent Guittot" CC: , , , , , , , , , , , , , , , Subject: Re: [PATCH v2] sched/fair: Force idle aware load balancing Date: Thu, 26 Feb 2026 17:47:13 +0200 Message-ID: <20260226154713.506559-1-sieberf@amazon.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251201124223.247107-1-sieberf@amazon.com> References: <20251201124223.247107-1-sieberf@amazon.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: EX19D044UWB004.ant.amazon.com (10.13.139.134) To EX19D027UEB003.ant.amazon.com (10.252.137.106) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi Peter, Vincent, I would like to follow-up after your initial reviews on this patch and on 'sched/core: Push tasks on force idle' [1] and see if we could merge them. Thank you, --Fernand [1] https://lore.kernel.org/lkml/20251128131954.324423-1-sieberf@amazon.com/T/#u Amazon Development Centre (South Africa) (Proprietary) Limited 29 Gogosoa Street, Observatory, Cape Town, Western Cape, 7925, South Africa Registration Number: 2004 / 034463 / 07