From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 3621F471414 for ; Fri, 2 Oct 2026 09:13:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790932410; cv=none; b=s0wAmu54t4NTtdJiY3hMvDsAY3PUOy6+E6d+FIXeh8ZHoewA8iMtuG0UKurZ6cJ0dWQyLy4t3A7R8WGW8EgMOcbTfBLX61MKZrp8m9FKRPDD0z9yaBBzGd5psANeX9rOVF/2st8yotQixKnrIAq4sI9JpRL8Q0GPyr0C/b0BJm0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790932410; c=relaxed/simple; bh=qdleRCwd0SKO5d6vIPkSKABuhXnX/ooI1r9CfoJWLr4=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=UrvzZvz3KZug2vuq2ND5Fc0K6LJgmcAQyOStD/KDfj8m1uIMFJnfGGE2eyEVc14O8RSn8zpJEXrCTnIfLoGH9vNWWc9IifNypmH0JJC/3kuEiRFPq+5boSCAgr8TIZf3zkvixEmTyukjfzW9CHmzgUDNRh27QN0VMWMzKPFToQ0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VyT5j5B6; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VyT5j5B6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C566D1F000FF; Fri, 2 Oct 2026 09:13:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790932409; bh=qdleRCwd0SKO5d6vIPkSKABuhXnX/ooI1r9CfoJWLr4=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=VyT5j5B6/6kf7TixB6NUga7lOl/PpRfvO10HibohgIGgTkZzjHKNgBfAdHXrPmvL1 5OKhx6njqbhA5CXzrnxNw9mOnrLJdF2LKtP2hSNO7NMHIa0AIhIvwpgFr5qMH8YcTh 6C3aCxhsv8WzpDQrkExoNUyOJRGsHBP6sfX4NOUflAC8o20NPTB9VpXV2w++VPEz14 xRAswVh4ptyJpdsjSWRrJbSqG+1VRuyEwb0xDIyMKFZdVpdQWPPs/NTOF9nYCpfzTN Vv7hSZUEbv3fg1EJ/LmeCSK0Jc+sitxRFsGREP3GBqKZxipeAYl5x5dRVMoz7JD6BW x3GGEceXcdLCw== From: sashiko-bot@kernel.org Subject: Re: [RFC PATCH v3 12/13] sched/fair: Allocate nohz.idle_cpus_mask during sched_init_smp() Reply-To: sashiko-reviews@lists.linux.dev To: "K Prateek Nayak" Cc: "Alexander Gordeev" , linux-s390@vger.kernel.org, "Christian Borntraeger" , "Vasily Gorbik" , "Heiko Carstens" In-Reply-To: <20261001192849.74788-13-kprateek.nayak@amd.com> References: <20261001192849.74788-1-kprateek.nayak@amd.com> <20261001192849.74788-13-kprateek.nayak@amd.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 02 Oct 2026 09:13:28 +0000 Message-Id: <20261002091328.C566D1F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > nohz.idle_cpus_mask is not required soon after early initialization > since the boot CPU cannot go tickless idle before CPU is activated and > tick is started. >=20 > Defer allocation of nohz.idle_cpus_mask to sched_init_smp() via > init_sched_fair_class_smp(). This is preparation to convert > nohz.idle_cpus_mask to sparsebitmap (sbm) which requires architectures > to finish smp_prepare before initializing the core bits. >=20 > No functional changes intended. >=20 > Signed-off-by: K Prateek Nayak Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261001192849.7478= 8-1-kprateek.nayak@amd.com?part=3D12