From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 488352F7AAF; Fri, 5 Sep 2025 14:59:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757084399; cv=none; b=iCtL6laottQFzyN5VhiFJlecyHhUSpzTdPU2lKLv5OTCTKXH0XUo1x0c2L+73rg3Q8PYkjlUOaoDbxUT5BdJR95ududgbkaurrKjiFewaY1Ww7Eruayz6c6DPKLpmNq1ldGzSlqSIB00pW6EHG2FWODI5fNKDyFWErjQe4/InN8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757084399; c=relaxed/simple; bh=Ih/lnoYEjRwJ9kf3CN+fftbLyJn7lxWHAcEr6PF1bbc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=U5PKFCrBpS31ATrm+JUtL23e8WvlX2b6VKarqXMZ7p+IBuLuC4c1YgbX9PwxLzykFGI/71kznn5g/OCz39g+07sGpGqmHXgSs3q73MSzjKtho9nfK/Z8pBitze0q1Jw+i8lvZ7vA1o0hQgikG11HSGEu/40gMGwJ4MdpRe0uxb8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jFljBf1u; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jFljBf1u" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CA92C4CEF7; Fri, 5 Sep 2025 14:59:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757084399; bh=Ih/lnoYEjRwJ9kf3CN+fftbLyJn7lxWHAcEr6PF1bbc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=jFljBf1upPIqY3l+qKij+ARCKubM1zlNQayovr6PLcObyykM2E8VOF1wWT1EkSAk1 mUseo4DajSHooJsWAwhe2rimQlKW1fIJjLOjQd15Ct0w8hRsFvvICWwKD4J5s/Y1a4 D4+d95SHkiQoB6fzvUfdFMVDq6bXyGtUFw2QNH1Dc/46ara9OACVHwkXsbMdOswWMU Sj3qQj4WaLjWKjfNdPjosCf6dpFuxjp0W9l6TumS0F1OOYxK4m218TlSR1Vr/BKIdy OZ0spbSvJ3TpUwWlPucXweBvVH8xgamk1Kaf4bzzAJ+JSe37n8MtnnhaJ0mpP1C/vK ssoKcX0IVVwuA== From: Daniel Wagner Date: Fri, 05 Sep 2025 16:59:48 +0200 Subject: [PATCH v8 02/12] lib/group_cpus: remove dead !SMP code Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250905-isolcpus-io-queues-v8-2-885984c5daca@kernel.org> References: <20250905-isolcpus-io-queues-v8-0-885984c5daca@kernel.org> In-Reply-To: <20250905-isolcpus-io-queues-v8-0-885984c5daca@kernel.org> To: Jens Axboe , Keith Busch , Christoph Hellwig , Sagi Grimberg , "Michael S. Tsirkin" Cc: Aaron Tomlin , "Martin K. Petersen" , Thomas Gleixner , Costa Shulyupin , Juri Lelli , Valentin Schneider , Waiman Long , Ming Lei , Frederic Weisbecker , Mel Gorman , Hannes Reinecke , Mathieu Desnoyers , Aaron Tomlin , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, megaraidlinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, storagedev@microchip.com, virtualization@lists.linux.dev, GR-QLogic-Storage-Upstream@marvell.com, Daniel Wagner X-Mailer: b4 0.14.2 The support for the !SMP configuration has been removed from the core by commit cac5cefbade9 ("sched/smp: Make SMP unconditional"). Signed-off-by: Daniel Wagner --- lib/group_cpus.c | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/lib/group_cpus.c b/lib/group_cpus.c index 6d08ac05f371bf880571507d935d9eb501616a84..f254b232522d44c141cdc4e44e2c99a4148c08d6 100644 --- a/lib/group_cpus.c +++ b/lib/group_cpus.c @@ -9,8 +9,6 @@ #include #include -#ifdef CONFIG_SMP - static void grp_spread_init_one(struct cpumask *irqmsk, struct cpumask *nmsk, unsigned int cpus_per_grp) { @@ -425,22 +423,4 @@ struct cpumask *group_cpus_evenly(unsigned int numgrps, unsigned int *nummasks) *nummasks = min(nr_present + nr_others, numgrps); return masks; } -#else /* CONFIG_SMP */ -struct cpumask *group_cpus_evenly(unsigned int numgrps, unsigned int *nummasks) -{ - struct cpumask *masks; - - if (numgrps == 0) - return NULL; - - masks = kcalloc(numgrps, sizeof(*masks), GFP_KERNEL); - if (!masks) - return NULL; - - /* assign all CPUs(cpu 0) to the 1st group only */ - cpumask_copy(&masks[0], cpu_possible_mask); - *nummasks = 1; - return masks; -} -#endif /* CONFIG_SMP */ EXPORT_SYMBOL_GPL(group_cpus_evenly); -- 2.51.0