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AHgh+RrF30tF+Z4W+fml7WgPHbKrPibBg7yOEdrF+Hairo4bSKf7RZTgJGBXui1W8LW6AYhkGTI88Lwuso4=@lists.xenproject.org X-Gm-Message-State: AOJu0Yzy1PesDviqwhZeAAltjENPqzSZ3jQYOF1fuVZ6m795kuqBiHpY G0LW3n7e4VHyvHLfOgRWN4OrO+yfIaJoD3MT9SbeGkoKWFuQnWbIQ1KDdIEBFgHOqHRGgUBZAUn QgDO1sA== X-Received: from pgkd23.prod.google.com ([2002:a63:f257:0:b0:cbe:7907:901]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a20:d52c:b0:3c3:812a:2198 with SMTP id adf61e73a8af0-3cb85df190amr24070365637.4.1786059433092; Thu, 06 Aug 2026 16:37:13 -0700 (PDT) Reply-To: Sean Christopherson Date: Thu, 6 Aug 2026 16:35:56 -0700 In-Reply-To: <20260806233609.212337-1-seanjc@google.com> Mime-Version: 1.0 References: <20260806233609.212337-1-seanjc@google.com> X-Mailer: git-send-email 2.55.0.679.g6767b8d81c-goog Message-ID: <20260806233609.212337-40-seanjc@google.com> Subject: [PATCH v6 39/51] x86/pvclock: Mark setup helpers and related various as __init/__ro_after_init From: Sean Christopherson To: Kiryl Shutsemau , Rick Edgecombe , Sean Christopherson , Paolo Bonzini , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li , Ajay Kaher , Alexey Makhalov , Jan Kiszka , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Juergen Gross , Daniel Lezcano , Thomas Gleixner , John Stultz Cc: Vitaly Kuznetsov , Broadcom internal kernel review list , Boris Ostrovsky , Stephen Boyd , Miroslav Lichvar , x86@kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, virtualization@lists.linux.dev, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, Michael Kelley , Tom Lendacky , Nikunj A Dadhania , David Woodhouse , David Woodhouse , Thomas Gleixner X-purgate-ID: tlsNG-c201ff/1786059435-F62AB2A1-C6F9C289/0/0 X-purgate-type: clean X-purgate-size: 1384 X-ZohoMail-DKIM: pass (identity @google.com) X-ZM-MESSAGEID: 1786059455300158500 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. 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 =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 2.55.0.679.g6767b8d81c-goog