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 20E991DFDE; Fri, 8 May 2026 00:16:53 +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=1778199414; cv=none; b=NdYmDDRajz4iJjCXgIf15vdjG6wc9a/I0rG/YHNk5F1mG1YLcaX3RLMWXEB4H88o9EPHc8TWncNM+5rIFyzX21kcW5euTI/wKFPH2muJlAv2x7kftrUeT6wYVUq6/GX49h9656O6uWoqYJBLqUbDZCDAOa7MNHvQAoSxl2FU6so= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778199414; c=relaxed/simple; bh=S5MClpKvomTXIophHpwHSVzzs95e4JS2EaLDLrkMKQA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=BiFAOimxSw64ItG0vOSm22De4QF3yxxwcdZd7QU1ZKvXLPnb+WgFQuljKnNOcLaqQbAJRl3lkMq4/LD10HehaKfQ7qabDKM3afa/hLNvI63+jt687Qv0P1Y5ezdit5CH8S2pjgkSwOE5tHCqlSiZEheC4LEBi2XyKs6n+w5eqUM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MN+kVwLQ; 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="MN+kVwLQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AB743C2BCB2; Fri, 8 May 2026 00:16:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778199413; bh=S5MClpKvomTXIophHpwHSVzzs95e4JS2EaLDLrkMKQA=; h=From:To:Cc:Subject:Date:From; b=MN+kVwLQyW0ivR8yt3zEhF7aZl1EjusN6xEQzs6VV8gojdBHNy0fPiX7BN7y7L9br b3+g2vpzc0KuzUw6iKdYculXrgaV7wrsFBxsk0D5HP2Gs9s204Sdcdw8+2C5QFUlX0 We7iZrldG6vvNRFlLj8d4wUWPjgmMSonlg/e9x1mKhbjaCPCdhtwN9/qo8hIT2mvJ+ UErrVgNY+gaM19SR7JeOgF/OkkXrAxq/8RVbMsxco1fJ2At0kCTMATOkkvfOesNcTT nl//gDqGwev1a5T/g9t3vTQpW8r4CpMufYQUAkC4h+GXamdmP5sTM5ZcDMSlk2a5Ik twNWMVF7AXkGA== From: Tejun Heo To: David Vernet , Andrea Righi , Changwoo Min Cc: Emil Tsalapatis , sched-ext@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH sched_ext/for-7.1-fixes] sched_ext: Fix !CONFIG_EXT_SUB_SCHED build warnings Date: Thu, 7 May 2026 14:16:52 -1000 Message-ID: <20260508001652.3477646-1-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-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit W=1 with CONFIG_EXT_SUB_SCHED=n flags 'err_msg' uninitialized and 'err_free_lb_resched' unused. Initialize err_msg and gate the label. Signed-off-by: Tejun Heo --- kernel/sched/ext.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index 48b4834c7027..f4e2db8e56be 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -5584,7 +5584,7 @@ static void refresh_watchdog(void) static s32 scx_link_sched(struct scx_sched *sch) { - const char *err_msg; + const char *err_msg = ""; s32 ret = 0; scoped_guard(raw_spinlock_irq, &scx_sched_lock) { @@ -6652,8 +6652,10 @@ static struct scx_sched *scx_alloc_and_add_sched(struct sched_ext_ops *ops, #endif /* CONFIG_EXT_SUB_SCHED */ return sch; +#ifdef CONFIG_EXT_SUB_SCHED err_free_lb_resched: free_cpumask_var(sch->bypass_lb_resched_cpumask); +#endif err_free_lb_cpumask: free_cpumask_var(sch->bypass_lb_donee_cpumask); err_stop_helper: