From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=74.125.82.72 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794177592; b=dFIbq5H2AjSg8ig8zYeUIapnfglWvGRkco2MDXCzhZ9RzQBkfyK5Ruv4GLVGwD6DYhki GsVM6gIBCFa/PdO3efpLouvWXFldVCYil9cpB1Qbjb0sCN/xJz/GIFwT3/dOmiVEafrgN JWyfyM3OdUn6fr4awboMsxuTGj/+vzyZtL2ajN2dqAFlLCHSCMrLH+wgUPir2ZnRgQ0f/ R8px7YUJ8hn5PFFqksRSRrHsJpMLPHv14t1f17PE+E3tU4HMqx9KBP6p5IIzmvyQOcPjJ zJc4GmrDo47JwsHqvpoLKvb/YybvJ8fs/K2AtdeEhjY5dEiox2YfLHYotkdbwumN+6A== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794177592; h=DMARC-Filter:Received:DKIM-Signature:X-Google-DKIM-Signature: X-Forwarded-Encrypted:X-Gm-Message-State:X-Received:Date:In-Reply-To: Mime-Version:References:X-Mailer:Message-ID:Subject:From:To:Cc: Content-Type; bh=JYLCMT9RKWWGiMVjfcLUv6CQmbQfnx4zZhBsCcC3dY4=; b=MXMZ7hkIM60hOKgSNdK6kljVZL2Ptys+o3yDH+u86/wbWdVaLnMsvgqTFCdhuS2PFcIr 4Rl9iE/MsprTiE2g0DoKAuyKS4MCrHfOeRmXkJk6Yo502qJoDB3oDXBvtT0xaFijZ+UKG K0JKeqNJkatt0M+oVY6Tjr7kyvNg/dnlZT96NokzCd7Idajem1M2X8CktYoPIC6pB+ezZ E/b8OVhTI5xkZAdZgqBef3sPCppyprDbeLk00ucnU/MMKa239vlFqPXufYNar/2tOYPEe 4bOvpCFUda3eq9dXj5NIJy4dhqUSRYiLC6xrf28tv3VN8b2NT7g+1sbKhrzxwpzwd0A== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20260707 header.b=ChIMgFKi; arc=none smtp.remote-ip=74.125.82.72 Received: from mail-dl1-f72.google.com (mail-dl1-f72.google.com [74.125.82.72]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6D0D3606EEA5 for ; Sun, 8 Nov 2026 22:39:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 6D0D3606EEA5 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20260707 header.b=ChIMgFKi Received: by mail-dl1-f72.google.com with SMTP id a92af1059eb24-1b25dc2aa8bso798002c88.1 for ; Sun, 08 Nov 2026 14:39:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20260707; t=1794177588; x=1794782388; darn=vger.kernel.org; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:from:to:cc:subject:date:message-id:reply-to :content-type; bh=JYLCMT9RKWWGiMVjfcLUv6CQmbQfnx4zZhBsCcC3dY4=; b=ChIMgFKiumBDGdzPBYZUY5/s8/VPQHHp9/RQTzzmjyIHmGKdQ1vwmJqz6dd/usC9HJ +o0EqHQr897sdiOhwMMeXWuvqq8hb6j+eRFq80cUHT/sWwj1ldfSO6eI9QgWqcM05wrd +ah6ZBythrvb6npCkcEdhVnUrw6gRKehumGv30/oZ83R80MPe8oAEUVBUZsdFgrx6VLa K+g2NDW7fxj7Tb/F7dAPKDLji6VURk/a4UUEYQsc5ZduxtLnrdSeNPMx6fBrSU6fg0ml 5egQ+pzQ2QanFcZHY3wAS5UL2mpt12Aaj+qvZzGpGpmPxz8TNZx0kocRJFmJ+TCv1b+l LK0Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1794177588; x=1794782388; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=JYLCMT9RKWWGiMVjfcLUv6CQmbQfnx4zZhBsCcC3dY4=; b=ScXn16rYCEbg4kY04J3sIsyUJTxu1Fhy3xieZVP5LFPRahKE++ib8xnaPfPVyBVpIi t/ujpupcNVTAFO7m1TqpDT2JsiHVdaquyEhzKn7mLBKwGi7x5ZuX0uZYGGJ8N3qo82mT BvZoWvHeiG9IJuuWV1AuFR5jHL+sBhVPC7UzCfH+t8KAdm24Ktct+q+5S5g1vBeUetCe OMvafHxiDf2akBH1YhUTNxG26leGUEuy/e93nF1i2lqkagPjv8IFSQO7SFTVoK4YsDik ft/7bHpo1LlGDgHTYeNzIgVhCCuL5uZdfIZYnD+T7tDsmAnNIGEMT4d/7YMxVzVZGwY9 My4g== X-Forwarded-Encrypted: i=1; AL+hErF9THc+9xzCJnk50gqxF2odFG/qoAVESkrDjmrTYE2cy0koxo9Otx0jO8XCNtdgM3EaSS5qBebPN9ZU@vger.kernel.org X-Gm-Message-State: APuU4Z8S/EInKvQ1gP6RKGRucX4ZKQDumpe58RGJE2Ix3fteAL3Dn2wO nbWy3GKNe7/0HNHv2Tlm8D/uxzXkcYGujJzfnf77cI9ZHJSALsL23VmZwnUounSYssRqcWHFcnc D4ZXiqqsctQ== X-Received: from dlec20-n1.prod.google.com ([2002:a05:701b:4294:10b0:1a4:c892:b166]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:ef16:b0:1b3:a26b:8b97 with SMTP id a92af1059eb24-1b3a26b8c4bmr3821391c88.41.1794177588129; Sun, 08 Nov 2026 14:39:48 -0800 (PST) Date: Sun, 8 Nov 2026 14:39:08 -0800 In-Reply-To: <20261108223913.3624571-1-irogers@google.com> X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list Mime-Version: 1.0 References: <20261108223913.3624571-1-irogers@google.com> X-Mailer: git-send-email 2.56.0.455.g6c5a503b38-goog Message-ID: <20261108223913.3624571-5-irogers@google.com> Subject: [PATCH v3 4/9] cpufreq: governor: Initialize kobj_type release callback statically From: Ian Rogers To: Danilo Krummrich , Greg Kroah-Hartman , Kees Cook , Miguel Ojeda , "Rafael J . Wysocki" Cc: Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Nayna Jain , Srish Srinivasan , Mimi Zohar , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko , Nathan Chancellor , Nick Desaulniers , Viresh Kumar , Zhongqiu Han , Alexander Aring , Felix Kuehling , "=?UTF-8?q?Christian=20K=C3=B6nig?=" , Zhihao Cheng , Sumanth Korikkar , Bill Wendling , Justin Stitt , driver-core@lists.linux.dev, llvm@lists.linux.dev, linux-hardening@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-doc@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, linux-s390@vger.kernel.org, gfs2@lists.linux.dev, xen-devel@lists.xenproject.org, linux-mtd@lists.infradead.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Ian Rogers Content-Type: text/plain; charset="UTF-8" Export cpufreq_dbs_data_release() and initialize .kobj_type.release statically in the ondemand and conservative governors instead of assigning it at runtime in cpufreq_dbs_governor_init(). This prepares for annotating struct kobj_type::release with __must_init. Reviewed-by: Zhongqiu Han Acked-by: Rafael J. Wysocki (Intel) # cpufreq Acked-by: Viresh Kumar Signed-off-by: Ian Rogers --- drivers/cpufreq/cpufreq_conservative.c | 5 ++++- drivers/cpufreq/cpufreq_governor.c | 4 ++-- drivers/cpufreq/cpufreq_governor.h | 1 + drivers/cpufreq/cpufreq_ondemand.c | 5 ++++- 4 files changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c index 02bfd46543e9..146a2353b1a2 100644 --- a/drivers/cpufreq/cpufreq_conservative.c +++ b/drivers/cpufreq/cpufreq_conservative.c @@ -318,7 +318,10 @@ static void cs_limits(struct cpufreq_policy *policy) static struct dbs_governor cs_governor = { .gov = CPUFREQ_DBS_GOVERNOR_INITIALIZER("conservative"), - .kobj_type = { .default_groups = cs_groups }, + .kobj_type = { + .release = cpufreq_dbs_data_release, + .default_groups = cs_groups, + }, .gov_dbs_update = cs_dbs_update, .alloc = cs_alloc, .free = cs_free, diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index f3bd3dbe7c41..f8b5aca09b6b 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -419,7 +419,7 @@ static void free_policy_dbs_info(struct policy_dbs_info *policy_dbs, gov->free(policy_dbs); } -static void cpufreq_dbs_data_release(struct kobject *kobj) +void cpufreq_dbs_data_release(struct kobject *kobj) { struct dbs_data *dbs_data = to_dbs_data(to_gov_attr_set(kobj)); struct dbs_governor *gov = dbs_data->gov; @@ -427,6 +427,7 @@ static void cpufreq_dbs_data_release(struct kobject *kobj) gov->exit(dbs_data); kfree(dbs_data); } +EXPORT_SYMBOL_GPL(cpufreq_dbs_data_release); int cpufreq_dbs_governor_init(struct cpufreq_policy *policy) { @@ -488,7 +489,6 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy) policy->governor_data = policy_dbs; gov->kobj_type.sysfs_ops = &governor_sysfs_ops; - gov->kobj_type.release = cpufreq_dbs_data_release; ret = kobject_init_and_add(&dbs_data->attr_set.kobj, &gov->kobj_type, get_governor_parent_kobj(policy), "%s", gov->gov.name); diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index 806d8fb4dff1..1026712bb79b 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -150,6 +150,7 @@ static inline struct dbs_governor *dbs_governor_of(struct cpufreq_policy *policy } /* Governor callback routines */ +void cpufreq_dbs_data_release(struct kobject *kobj); int cpufreq_dbs_governor_init(struct cpufreq_policy *policy); void cpufreq_dbs_governor_exit(struct cpufreq_policy *policy); int cpufreq_dbs_governor_start(struct cpufreq_policy *policy); diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c index 9942dbb38dae..7386d043c665 100644 --- a/drivers/cpufreq/cpufreq_ondemand.c +++ b/drivers/cpufreq/cpufreq_ondemand.c @@ -374,7 +374,10 @@ static struct od_ops od_ops = { static struct dbs_governor od_dbs_gov = { .gov = CPUFREQ_DBS_GOVERNOR_INITIALIZER("ondemand"), - .kobj_type = { .default_groups = od_groups }, + .kobj_type = { + .release = cpufreq_dbs_data_release, + .default_groups = od_groups, + }, .gov_dbs_update = od_dbs_update, .alloc = od_alloc, .free = od_free, -- 2.56.0.455.g6c5a503b38-goog