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 0A9BF4B8DEA; Wed, 1 Jul 2026 18:10:47 +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=1782929448; cv=none; b=HWCWZO7/ytlHlW7P+umD/M053TcQps5Kr2dYQE78wMw1yANHPJzecFkkj0eU82R+FRV87dCEjM24xJgWEM9UguSpMJHGRbz3Jhz1VGo8oBjRHB4eSSb+A7yXHdMqwW8VaVwyhPPV52mLoRPhl43iTY/ftof/sT9J5nBWj6q8cN8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782929448; c=relaxed/simple; bh=Wsoyp5h4CO3mbieDy3RHcGx9imRL/y+MtvKmef4PwVU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=p+s8bcosb8XMHDwdw2073lZznV2N4tME6cb+ZvVlIJVKE3p7olHTW1+ZiZmKxfF5Oi4Hp9zQlECHFMkLfL5JiL4IdYqf8EvDLlhyhIrYcI30WcRV94hE6+79lCUO/WtekI4vORWGb4ixAglzZfpXxe3UXtuGxlrqkMaBK7Yed34= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KcJOmcAN; 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="KcJOmcAN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 796A61F000E9; Wed, 1 Jul 2026 18:10:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782929447; bh=7dECSQMbFt7MNhIyXcL2gIr90q2uOx23ADilDHvYSlg=; h=From:To:Cc:Subject:Date; b=KcJOmcAN4TEeFiA3ynOD0EiPih1ic+FV8+Wy4wsG/hpJIJRH8aFKjmuoOJti2+3tq wVN5dXrnh67RkhAI6W6bxIkhaUjZ9awiyllGHLjKzelgzMpQdntP0s8xhiljTLvyOc VNzJjfloBv0EOYYbqt32SoduYvt7alPSjWEmzYfGNk7IkJWAP5aBEbRFir2Q9IX93r ZC2BDn3Y6glowQc0RciTBtc/JVYs0ddl1/StSy1FTEHSZX5FDoE2hPUmGY+TeZnmy/ hZa28yFLsYv8rky3CzaJw2x62T9nMYQxAlWT9ttCWDLRGsaW3lOSONwZ/rTkYGTVFC zApPL1ZyFRX9Q== From: Tejun Heo To: David Vernet , Andrea Righi , Changwoo Min Cc: sched-ext@lists.linux.dev, Emil Tsalapatis , linux-kernel@vger.kernel.org, Tejun Heo Subject: [PATCHSET v2 sched_ext/for-7.3] sched_ext: Split sub-scheduler implementation into sub.c Date: Wed, 1 Jul 2026 08:10:42 -1000 Message-ID: <20260701181046.2490390-1-tj@kernel.org> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hello, v2: Fold the scx_dispatch_sched() sub.h promotion into the split (patch 4) so it is self-contained. v1 left it to a later patch, so the posted split had sub.c call an ext.c file-local static (Andrea). __always_inline kept. Patches 1-3 unchanged. v1: https://lore.kernel.org/all/20260701031429.1892218-1-tj@kernel.org The sub-scheduler implementation has grown and will keep growing. Move it out of ext.c into a new kernel/sched/ext/sub.c. The first three patches are mechanical prep (prefix file-local helpers, expose shared internals, inline a few trivial helpers) so the move itself stays pure code motion. No functional change. Based on sched_ext/for-7.3 (5df6a4506d06) with sched_ext/for-7.2-fixes (b7d9c359e5cf) assumed merged. Tejun Heo (4): sched_ext: Prefix file-local ext.c helpers exposed by the sub.c split sched_ext: Expose the ext.c internals used by the sub.c split sched_ext: Inline small ext.c helpers shared across the sub.c split sched_ext: Split sub-scheduler implementation into sub.c kernel/sched/build_policy.c | 2 + kernel/sched/ext/ext.c | 1117 +++++-------------------------------------- kernel/sched/ext/internal.h | 164 ++++++- kernel/sched/ext/sub.c | 668 ++++++++++++++++++++++++++ kernel/sched/ext/sub.h | 161 +++++++ 5 files changed, 1101 insertions(+), 1011 deletions(-) Thanks. -- tejun