From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793060276; b=Fb5KNtQ1GG1RNfKkLhwiR4o0I22MN/QfYb6B1cYKFn4Ju66I3J2yIpa4AyLaxF9WfT2e ucfYt97bXK6opfowERJIEet0Num+dTYdFJrd6BawgKHf1J7Pv58RQSBi98GlAxh/h8N91 aFn/DuEIcN4gphm75l4aTUcp7M0X3OVZmnP6mAdHANvzlNKzaQwnRxRSSkY0MLEmNvGN6 /P3RCI+V/gwyu2JFCLZ4jYeop/hcDNXHB0aifgEt+8i++uzBB5aTEdqivfQ3v4tZtepBF +bHJ+YWntwTrcC6XzkZkc63NGm06Um4o9pNVIks3PU+rVMtcdx0317Ssmq4o2lsUapQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793060276; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=rL5qff+iauqhfIitN02rXu6a83RfQHnTQh1InVQA2c0=; b=EU+LDNvbEtxMZz3ve9K6nq6EJT+eLokYFHTS4w7UID3LAqTKs+vPhkhF/jrQFBzMSoWK iLWiCy9y6C6mxko6rW/HTS5Uy+d9VDjLDGjWHob4tWC1JlZpLW5VDvt40eRlgSV6R/bU+ iQd4SJEwzEwiaJALj4t1gXIdTRLVWzP0TR405/SWkc/cJ+UC9Fklr0ShfIlofGCIlWJZd 7A8uMMfdPhdkjGSAteQYNRGY1YS/6GOQEwtlXA7JIvEBCFbgHM4I75SMBK2aroSd5mSsd ai04qhuvzHj9O6nAu+/xyBJKAInCnOqEf55z5ZzE9qyaBddOcF2ZvJ+Go4+Ia4DOZBA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="AJm/VR7v"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A8406606A33A; Tue, 27 Oct 2026 00:17:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=AJm/VR7v Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2DC3D1F01825; Tue, 27 Oct 2026 00:17:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793060275; bh=rL5qff+iauqhfIitN02rXu6a83RfQHnTQh1InVQA2c0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=AJm/VR7vy2c7sx5AVFxEBs6guDJguKJM5m46xVRE/emXfIobaxpPx7KWh7ZZBP49C AmEZlhZ5TCEpzAsH5SBChioMx4LaH1DQj7zQ/R3xHacplj4KDyhTljhkZEp774YNxF s82nG4aRE2iKnOp/sd0EQG9Ksz3ymLzQTqFI4eWkTApY7iEEob31YXVUSUGFyRlji0 TXanrJALjJn+M6QdV+0G/3fr2Pxk9aP4IjVpZ9wgIBU2Ez5Az8F5Cocr2iptSOfSfu 0KqDOwArhLv5lLzpWuYji7BMvAL7VdCN4DjSsqivlN6dYICFm315q7TTEkaUDDt7Id JyoKxgu+6iCrA== From: Tejun Heo To: sched-ext@lists.linux.dev Cc: David Vernet , Andrea Righi , Changwoo Min , Emil Tsalapatis , David Dai , linux-kernel@vger.kernel.org, Tejun Heo Subject: [PATCH 05/18] sched_ext: Move refill_task_slice_dfl() below apply_slice_vtime() Date: Mon, 26 Oct 2026 14:17:36 -1000 Message-ID: <20261027001749.1821379-6-tj@kernel.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261027001749.1821379-1-tj@kernel.org> References: <20261027001749.1821379-1-tj@kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Move refill_task_slice_dfl() below apply_slice_vtime(), with the other slice writers, to prepare for the kernel-slice handling the following patches add to them. No functional change. Signed-off-by: Tejun Heo --- kernel/sched/ext/ext.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/kernel/sched/ext/ext.c b/kernel/sched/ext/ext.c index 5d872a155800..42a349aa2987 100644 --- a/kernel/sched/ext/ext.c +++ b/kernel/sched/ext/ext.c @@ -1569,6 +1569,16 @@ static void apply_slice_vtime(struct task_struct *p, u64 slice, u64 vtime, u64 e p->scx.dsq_vtime = vtime; } +static void refill_task_slice_dfl(struct scx_sched *sch, struct task_struct *p) +{ + /* + * A default refill is not an explicit request, so it must not drop a + * pending out-of-band one, which is applied when @p next runs. + */ + set_task_slice_keep_oob(p, READ_ONCE(sch->slice_dfl)); + __scx_add_event(sch, SCX_EV_REFILL_SLICE_DFL, 1); +} + static void update_curr_scx(struct rq *rq) { struct task_struct *donor; @@ -1662,16 +1672,6 @@ static void dsq_dec_nr(struct scx_dispatch_q *dsq, struct task_struct *p) } } -static void refill_task_slice_dfl(struct scx_sched *sch, struct task_struct *p) -{ - /* - * A default refill is not an explicit request, so it must not drop a - * pending out-of-band one, which is applied when @p next runs. - */ - set_task_slice_keep_oob(p, READ_ONCE(sch->slice_dfl)); - __scx_add_event(sch, SCX_EV_REFILL_SLICE_DFL, 1); -} - /* * Return true if @p is moving due to an internal SCX migration, false * otherwise. -- 2.56.0