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 01A2A26AA8F for ; Wed, 28 May 2025 08:11:16 +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=1748419877; cv=none; b=UNqRtMLXMzqvbmLWFxSw1EAdZYwDvhaxoNNMjktTyDOB3DTNUi7kWEpRwHgNfLwJEsGJG5+oHIVqCzTq+4btXz628CXsStFZi3QYBcP4bIMqXwaXfBZ0647W1vgc1y5524B3Dy5DRB8tBSpfptn05zwk1Y3v0+sLipa1lWgYscQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748419877; c=relaxed/simple; bh=wDpwR49UWi0ljBeIQkbNv8UOQoWdLigZTUZ/r3UlnbM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pSezs7JLa4alDa+RFMJ+1w5eZsze0wZapB7IpjRyLK64utjQsmNcm4RXHY5E5nA0FLhc+5CLLxrRN7GvCNpxfROPCxfnl/ornP1ZJZIJfg9eKXcwtnnAGsfa+HU/3Gf2GQWfa+5ahm0wL56KO97lGzNVgtWvRwkcI5OxyjlVP04= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nVc9nCU7; 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="nVc9nCU7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C5E7EC4CEEF; Wed, 28 May 2025 08:11:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748419876; bh=wDpwR49UWi0ljBeIQkbNv8UOQoWdLigZTUZ/r3UlnbM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nVc9nCU7eeqtbqtQT9/xbuawzxsjUGBG5/jVN7aWc09YEHEctc8/VbqXzGa+UvSuJ WsER1psHWDChU5kmvQ3p8JYa684Xtat8JyMhkiCllOUlJOytDFRcolu+tiCdROK0T5 xsQQtR/d/gSzzxb5w0FPvqa7hJQmA4WnNfIRy/+oinT0bLTDa5qCLMmBdMMy6H3sf9 GeJ3DRlSIeDv/hjfE7W3yS0tw8xaRcIdJhQO+BtE4t6SHOg76B5nqJdEMlqEuIUfEO 8RzmFTTLz6dIFeyik4i90z+fMBw6UvhEWr5Xj5TCB5rWJw7pV4c7zXE0B/vKw3hcvd s2+yemP6R+Cvw== From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Dietmar Eggemann , Linus Torvalds , Peter Zijlstra , Shrikanth Hegde , Thomas Gleixner , Valentin Schneider , Steven Rostedt , Mel Gorman , Vincent Guittot , Sebastian Andrzej Siewior , Ingo Molnar , Juri Lelli Subject: [PATCH 25/43] sched/smp: Use the SMP version of wake_up_new_task() Date: Wed, 28 May 2025 10:09:06 +0200 Message-ID: <20250528080924.2273858-26-mingo@kernel.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250528080924.2273858-1-mingo@kernel.org> References: <20250528080924.2273858-1-mingo@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Simplify the scheduler by making formerly SMP-only primitives and data structures unconditional. Signed-off-by: Ingo Molnar Cc: Dietmar Eggemann Cc: Juri Lelli Cc: Linus Torvalds Cc: Mel Gorman Cc: Peter Zijlstra Cc: Shrikanth Hegde Cc: Steven Rostedt Cc: Valentin Schneider Cc: Vincent Guittot --- kernel/sched/core.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 9eefc74f35a8..5a77afcbb60b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4820,7 +4820,6 @@ void wake_up_new_task(struct task_struct *p) activate_task(rq, p, ENQUEUE_NOCLOCK | ENQUEUE_INITIAL); trace_sched_wakeup_new(p); wakeup_preempt(rq, p, wake_flags); -#ifdef CONFIG_SMP if (p->sched_class->task_woken) { /* * Nothing relies on rq->lock after this, so it's fine to @@ -4830,7 +4829,6 @@ void wake_up_new_task(struct task_struct *p) p->sched_class->task_woken(rq, p); rq_repin_lock(rq, &rf); } -#endif task_rq_unlock(rq, p, &rf); } -- 2.45.2