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From: "tip-bot2 for Li Chen" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Li Chen <chenl311@chinatelecom.cn>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	K Prateek Nayak <kprateek.nayak@amd.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [tip: sched/core] x86/smpboot: remove redundant CONFIG_SCHED_SMT
Date: Mon, 14 Jul 2025 09:10:37 -0000	[thread overview]
Message-ID: <175248423723.406.17411572636082604157.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20250710105715.66594-3-me@linux.beauty>

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     992de2b02509bed68f693ea5a68b07cd586197b7
Gitweb:        https://git.kernel.org/tip/992de2b02509bed68f693ea5a68b07cd586197b7
Author:        Li Chen <chenl311@chinatelecom.cn>
AuthorDate:    Thu, 10 Jul 2025 18:57:08 +08:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Mon, 14 Jul 2025 10:59:34 +02:00

x86/smpboot: remove redundant CONFIG_SCHED_SMT

On x86 CONFIG_SCHED_SMT is default y if SMP is enabled, so let's
simply drop CONFIG_SCHED_SMT.

Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Li Chen <chenl311@chinatelecom.cn>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>
Link: https://lore.kernel.org/r/20250710105715.66594-3-me@linux.beauty
---
 arch/x86/kernel/smpboot.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index e0adf75..30e6df2 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -484,9 +484,7 @@ static void __init build_sched_topology(void)
 {
 	int i = 0;
 
-#ifdef CONFIG_SCHED_SMT
 	x86_topology[i++] = SDTL_INIT(cpu_smt_mask, cpu_smt_flags, SMT);
-#endif
 #ifdef CONFIG_SCHED_CLUSTER
 	x86_topology[i++] = SDTL_INIT(cpu_clustergroup_mask, x86_cluster_flags, CLS);
 #endif

  reply	other threads:[~2025-07-14  9:10 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-10 10:57 [PATCH v5 0/4] x86/smpboot: tidy sched-topology and drop useless SMT level Li Chen
2025-07-10 10:57 ` [PATCH v5 1/4] smpboot: introduce SDTL_INIT() helper to tidy sched topology setup Li Chen
2025-07-11  5:50   ` K Prateek Nayak
2025-07-11 13:06     ` Peter Zijlstra
2025-07-14  4:03       ` K Prateek Nayak
2025-07-14  8:57         ` Peter Zijlstra
2025-07-11 16:16     ` Valentin Schneider
2025-07-14  9:10     ` [tip: sched/core] sched/topology: Remove sched_domain_topology_level::flags tip-bot2 for K Prateek Nayak
2025-07-11 12:25   ` [PATCH v5 1/4] smpboot: introduce SDTL_INIT() helper to tidy sched topology setup Peter Zijlstra
2025-07-14  9:10   ` [tip: sched/core] " tip-bot2 for Li Chen
2025-07-10 10:57 ` [PATCH v5 2/4] x86/smpboot: remove redundant CONFIG_SCHED_SMT Li Chen
2025-07-14  9:10   ` tip-bot2 for Li Chen [this message]
2025-07-10 10:57 ` [PATCH v5 3/4] x86/smpboot: moves x86_topology to static initialize and truncate Li Chen
2025-07-11 12:35   ` Peter Zijlstra
2025-07-14  9:10   ` [tip: sched/core] " tip-bot2 for Li Chen
2025-07-10 10:57 ` [PATCH v5 4/4] x86/smpboot: avoid SMT domain attach/destroy if SMT is not enabled Li Chen
2025-07-14  9:10   ` [tip: sched/core] " tip-bot2 for Li Chen
2025-07-11  5:52 ` [PATCH v5 0/4] x86/smpboot: tidy sched-topology and drop useless SMT level K Prateek Nayak

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