From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B1A0426424 for ; Wed, 1 Jul 2026 19:33:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782934397; cv=none; b=EljoNGMEkuBG1ZwwV/nY/8GgfNTCAjB6p9ZjysZT4HxoMS958EsNphuEslIYzds2xNEOcZiPrTkmtymA0VSH9STFOPxG8K36NOv/6QmOYYNOYmuqcZ8sEW4WYtjqJc9KasMXqA+IP8EV6TJ4bH0foMHFPAuN8Gr/+GKff4LgL/Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782934397; c=relaxed/simple; bh=ktUv4JiVG9cTXmS+Hdc614GouDZnZJtPdGZ3jvL606g=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=XWQOMND+yXcGYWhWDsNComO6D7eJUlcJ9oV8eEWEleZzin7TCJ0x7LazBf1cmzvTSdyse9rZe6P31b844CrwpJ+emFzewXQgPgGlDDul31QtnhssWkHWlnnikSz3W1L2qFfaPgQeYbEQLP2TQN1ZQHlTtwtMpllmzyfMEDtblK8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=QK087GRy; arc=none smtp.client-ip=209.85.210.201 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--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="QK087GRy" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-8479cc04d8fso1504169b3a.2 for ; Wed, 01 Jul 2026 12:33:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1782934395; x=1783539195; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=gy5b+9Ie1Ki1M0iB4wQwCtkzcjH6HRhEeykN2jC/eJ8=; b=QK087GRySHGWHH1CjyHzwo6ORVwhgJG7MQXcopzfBiymZ5gp9awwRtHeEJYFB05knL SBYHlsAzR73rp85X1vGe+h+q8ZGIgyC4ppzzrDpmpkFVaooJNcgc8Ce0QMDmN0DYvX8u QSJcrtndj93Kvv5DasuYR+Fysz5QJ7gkFfjUMfuvJbc0dHZAuQZ7VTf34Syi6q4PvNdC uDMxV0gWxQCnRGZJ0XhpbfPT4iOR9IG7VXDl6z+1zipeiR3+6pPLXQqodA1+AarKBEt2 cPRrE267+hO3EKbK25f9LrQAs4VFxoDWvTB/cs/rUmPSX21uYqHvXAQsyJOP53st1IeW sX9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782934395; x=1783539195; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=gy5b+9Ie1Ki1M0iB4wQwCtkzcjH6HRhEeykN2jC/eJ8=; b=J8MTbMYY5ofnW7DN+v//VqZb0IHVip3d7BHabecGgG1ioQ7UNMFKOGQDJK/ZiCUvKG zb1pVNm0FORiGRf09Nk8c4v9Q3gYgZNoiTa68QjqNtPyZymYIhsZ/+vpR0KHqZA0ypbx OKEhBZ2MQI8WS1bcQqHH16ojUokltxg10EdDxTAlgTcVkDEls1XN//MQMXCHcs0jhJQ8 WDiQEcaYX5bY7Ms82tZAdiw7E04mzl2AbKJuh6XlNrGWwv/yTwU7PCvxHkKqxyB3UdSq 2X97zWH4TrgxPEodLthpV6fHLuzvL/zj2BpZ0hLKQViG0eMl0ghxV7iMNiMvWHDjRZGm ZLPg== X-Forwarded-Encrypted: i=1; AHgh+RpT0bn36AcHOtK6LB8QK0tTAcWD5G7Pwqvq14WVx4KSKLct6DPdvuwHQ3G3WvHdFAH/+Pf79Ir2sx1Ct6o=@vger.kernel.org X-Gm-Message-State: AOJu0Yz6RiK33NVnky3+lXU+jS3A1k6u/34+WMCSWdPemsDVoVXZBTgE z8Vmer+vRc4i9/Lg3MMejEofG7koK+FUZqSQ2W9L0W8qyqzFSvvZEbSdDHDpGMO9QGf5lYksZaU nHPs2vw== X-Received: from pfbbk23.prod.google.com ([2002:aa7:8317:0:b0:846:7503:7350]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:3d56:b0:845:36a0:9eb2 with SMTP id d2e1a72fcca58-847c096d1f0mr2944243b3a.34.1782934394416; Wed, 01 Jul 2026 12:33:14 -0700 (PDT) Reply-To: Sean Christopherson Date: Wed, 1 Jul 2026 12:32:00 -0700 In-Reply-To: <20260701193212.749551-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-hyperv@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260701193212.749551-1-seanjc@google.com> X-Mailer: git-send-email 2.55.0.rc0.799.gd6f94ed593-goog Message-ID: <20260701193212.749551-40-seanjc@google.com> Subject: [PATCH v5 39/51] x86/pvclock: Mark setup helpers and related various as __init/__ro_after_init From: Sean Christopherson To: Jonathan Corbet , Paolo Bonzini , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, Kiryl Shutsemau , Rick Edgecombe , Sean Christopherson , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li , Ajay Kaher , Alexey Makhalov , Jan Kiszka , Andy Lutomirski , Peter Zijlstra , Juergen Gross , Daniel Lezcano , John Stultz Cc: Shuah Khan , "H. Peter Anvin" , Vitaly Kuznetsov , Broadcom internal kernel review list , Boris Ostrovsky , Stephen Boyd , linux-doc@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, linux-hyperv@vger.kernel.org, virtualization@lists.linux.dev, xen-devel@lists.xenproject.org, Tom Lendacky , Nikunj A Dadhania , David Woodhouse , David Woodhouse , Michael Kelley , Thomas Gleixner Content-Type: text/plain; charset="UTF-8" Now that Xen PV clock and kvmclock explicitly do setup only during init, tag the common PV clock flags/vsyscall variables and their mutators with __init. Reviewed-by: David Woodhouse Signed-off-by: Sean Christopherson --- arch/x86/kernel/pvclock.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c index b3f81379c2fc..a51adce67f92 100644 --- a/arch/x86/kernel/pvclock.c +++ b/arch/x86/kernel/pvclock.c @@ -16,10 +16,10 @@ #include #include -static u8 valid_flags __read_mostly = 0; -static struct pvclock_vsyscall_time_info *pvti_cpu0_va __read_mostly; +static u8 valid_flags __ro_after_init = 0; +static struct pvclock_vsyscall_time_info *pvti_cpu0_va __ro_after_init; -void pvclock_set_flags(u8 flags) +void __init pvclock_set_flags(u8 flags) { valid_flags = flags; } @@ -153,7 +153,7 @@ void pvclock_read_wallclock(struct pvclock_wall_clock *wall_clock, set_normalized_timespec64(ts, now.tv_sec, now.tv_nsec); } -void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti) +void __init pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti) { WARN_ON(vclock_was_used(VDSO_CLOCKMODE_PVCLOCK)); pvti_cpu0_va = pvti; -- 2.55.0.rc0.799.gd6f94ed593-goog