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 65568270ECD for ; Wed, 28 May 2025 08:11:38 +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=1748419898; cv=none; b=Cg0jRO3rnuo/lSNMHoU0yKy8VYe5nro9gWtJy5mzasTNFupxDSvcKHEhcK+dCH53Q+Y4YK9gQC2EAhL/2sYD8wRa+oubJ80Q2jizg2W2rJHvKxXtJ9/1PmCGsbrytEJ7pMC4uNAJ8bwcXWnesDGqBvM56pRNC80OxgWrJU9jmFo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748419898; c=relaxed/simple; bh=jm3nLmXD/nEkkUF7+EgdT+Vbjj+DyhZtqeD96ddwuLQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=nIApvgdAVJy7mEMDOMdVFDdKNuvWMQ58rBPWPQzZcTTvZwuIzngcGSWco3nZD1uVAANYmzfpIWlr8QHY93R/ImwiR4ElrmfrHfM661AlYa9/RuK3K6barx0/No8GrxwEGHG9EIonvwgu5lNy9HZ+4L1Al9ouF4xcFubRgkUV6F0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TjFcVLiJ; 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="TjFcVLiJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DF501C4CEEB; Wed, 28 May 2025 08:11:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748419897; bh=jm3nLmXD/nEkkUF7+EgdT+Vbjj+DyhZtqeD96ddwuLQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TjFcVLiJ77ZidQ/IhhUZMaZRIhbyMTvDDaudL0Q4eM5L1izvYle3q7cR4uEaJ5Vrv Bii88qOyB9+LbPgYwf7eYCRGiliEZ1inw3bIgsm4BrpaZy9JY/Xq7XT5aR5QhIoK9p g+W2JFx3i47FirZVd/dMxOxUqLeflsFL+C1PahgQ9biWReDlrk2CLn8wwdwfeZQeUR EJv74J5+EZeEYT+S8BEOvWHOXuD3MiL6ZaZZK5rRgKRC6TVrIf9RbZgjN4iZG9BsXm fN7Xr2SqxaoqprFtGoqHBorQ63yemdBd7vpNiBnbKZHil1BLzYU4nCse/A8tC2okfq o+bMb1eK8Gmtw== 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 31/43] sched/smp: Use the SMP version of schedstats Date: Wed, 28 May 2025 10:09:12 +0200 Message-ID: <20250528080924.2273858-32-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/stats.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/kernel/sched/stats.c b/kernel/sched/stats.c index def01886e93f..adb40371e370 100644 --- a/kernel/sched/stats.c +++ b/kernel/sched/stats.c @@ -114,10 +114,8 @@ static int show_schedstat(struct seq_file *seq, void *v) seq_printf(seq, "timestamp %lu\n", jiffies); } else { struct rq *rq; -#ifdef CONFIG_SMP struct sched_domain *sd; int dcount = 0; -#endif cpu = (unsigned long)(v - 2); rq = cpu_rq(cpu); @@ -132,7 +130,6 @@ static int show_schedstat(struct seq_file *seq, void *v) seq_printf(seq, "\n"); -#ifdef CONFIG_SMP /* domain-specific stats */ rcu_read_lock(); for_each_domain(cpu, sd) { @@ -163,7 +160,6 @@ static int show_schedstat(struct seq_file *seq, void *v) sd->ttwu_move_balance); } rcu_read_unlock(); -#endif /* CONFIG_SMP */ } return 0; } -- 2.45.2