From nobody Mon Feb 9 11:47:49 2026 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (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 3DA1B22B5A6 for ; Thu, 27 Feb 2025 02:19:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740622781; cv=none; b=nv1r6hSvEOSByuJgqedvbw8BoBFjeq+1KVXQcy2wcXCheM908atiWoToWnR0dpgPo6A0DZyzd6WeH7SNmXXIjT5N+xXUIsS5hecaOsokFDtKpaM4tTcYHjDDLJ3hu/mcWVh21xmweExuDrI9crKMvYVFj41oyamjJ5Nv4zE4VNQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740622781; c=relaxed/simple; bh=W77bDJioIxxlTCWtlgTvtUdQUjN+l9y/G05gekf8Apg=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=UbA6nFl0bBlpjWltJa+NyMiB3LGr6RKjddFWctz39JckFFviofyTFEhBgXWTutWeXeaygww6+2yONIWkhyK9yMGdH18msvU7bJfLk2gepJZeggGRsi9m0PbmsPL53CNNMCKOKZ3quTr4VuE6OPSOqT3MI3MlXGpq7qetWuArLho= 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=U+ysUmz6; arc=none smtp.client-ip=209.85.216.73 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="U+ysUmz6" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-2fe86c01f5cso1042017a91.1 for ; Wed, 26 Feb 2025 18:19:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1740622780; x=1741227580; 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=kU2lFcUz0RS/25JB9tsyegi1crsFJmJvQFST0gISHao=; b=U+ysUmz6K0zL0GFvBosFujLDT7MKwULHVNue4bITt0NaNhwzgJf1XdP1JpMp4qXUSA scRLReAuNFwgNPIf0JedSMaQ1FCmx9rei6uncVsB2FFh/RELhZdkb+b/omGFrZtvtE/M 8/p+IVNvUChpZQYYNnVDxTQFUG7+AzzePNgYcWrCEf9RDGpW21BDps2vKCpBj/kJy5/R s+j5mevY7qdNugYRay7mn5nvfG0kEaKtmUhgMDzuF3N3EVAQVG1+c4K5BJX60enue39p J5gDTOA1bsKhHm6tHDKbl2Ldsv0KJQ12MQJWgeiqABQj7tFnYhc10XK3f2uSNQpbe8bl hNDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740622780; x=1741227580; 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=kU2lFcUz0RS/25JB9tsyegi1crsFJmJvQFST0gISHao=; b=pgTeTLOnJ+xP5wct+HXkOPjlIhOzldw3AO7CFqc8MRs7eyZ2gtAcBQemV4+563pjDQ JFi4wy5vHyaYerft7cnH76VEM5XuyDCPWMucrJxXe8hfIfe3VoNM3lAxbWfuB6xgom0g bW4fGYlmSRuBBSl5Ru1MP4630c37LCwUgkvyASOeUxI29sZokdgxIpawCQCe/pEp9he6 o4T9BeyTnpFGl6YG4V1ibAJ/J13yAKSBRiMiqMq6IBJd9BMkSixn9WLDjN43SB8i4OKb /2572bEwEDxgBhezL2msfl+VrK7DSIW/yNaeoEt7qR+Q3P3HWJzyeNmPmhm8FJPhG8dh mlzg== X-Gm-Message-State: AOJu0Yy93lYIFArnUu2fm+B2O3esRA4Ue1d/w/s3LZrNmvQxmN+IVl3o unQFBXAMlVuF16hWdpnkAr12ob/Uh+PSFLcdk55OKFJNpr6EBThsq5+0abGa8KqMQnRWkxfVbEy 6Pg== X-Google-Smtp-Source: AGHT+IGPqE+K3f21q2ak8FFNHYsAgDpuaP0E98T4gncRvFB5lVR5BPc4qf0azJ1lc37DAZgmd7FgPnilX0Q= X-Received: from pjbsh7.prod.google.com ([2002:a17:90b:5247:b0:2f2:e97a:e77f]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90a:fc44:b0:2f6:f107:fae6 with SMTP id 98e67ed59e1d1-2fe68cf3f5fmr12813327a91.23.1740622779809; Wed, 26 Feb 2025 18:19:39 -0800 (PST) Reply-To: Sean Christopherson Date: Wed, 26 Feb 2025 18:18:37 -0800 In-Reply-To: <20250227021855.3257188-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250227021855.3257188-1-seanjc@google.com> X-Mailer: git-send-email 2.48.1.711.g2feabab25a-goog Message-ID: <20250227021855.3257188-22-seanjc@google.com> Subject: [PATCH v2 21/38] x86/pvclock: Mark setup helpers and related various as __init/__ro_after_init From: Sean Christopherson To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "Kirill A. Shutemov" , Paolo Bonzini , Sean Christopherson , Juergen Gross , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Ajay Kaher , Jan Kiszka , Andy Lutomirski , Peter Zijlstra , Daniel Lezcano , John Stultz Cc: linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org, virtualization@lists.linux.dev, linux-hyperv@vger.kernel.org, xen-devel@lists.xenproject.org, Tom Lendacky , Nikunj A Dadhania Content-Transfer-Encoding: quoted-printable 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. 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 =20 -static u8 valid_flags __read_mostly =3D 0; -static struct pvclock_vsyscall_time_info *pvti_cpu0_va __read_mostly; +static u8 valid_flags __ro_after_init =3D 0; +static struct pvclock_vsyscall_time_info *pvti_cpu0_va __ro_after_init; =20 -void pvclock_set_flags(u8 flags) +void __init pvclock_set_flags(u8 flags) { valid_flags =3D 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); } =20 -void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti) +void __init pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pv= ti) { WARN_ON(vclock_was_used(VDSO_CLOCKMODE_PVCLOCK)); pvti_cpu0_va =3D pvti; --=20 2.48.1.711.g2feabab25a-goog