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Message-ID: <20250429113242.998312-13-vschneid@redhat.com>
Date: Tue, 29 Apr 2025 13:32:29 +0200
From: Valentin Schneider <vschneid@...hat.com>
To: linux-kernel@...r.kernel.org,
	virtualization@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	loongarch@...ts.linux.dev,
	linux-riscv@...ts.infradead.org,
	linux-perf-users@...r.kernel.org,
	kvm@...r.kernel.org,
	linux-arch@...r.kernel.org,
	linux-modules@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	rcu@...r.kernel.org,
	linux-hardening@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	bpf@...r.kernel.org
Cc: Juri Lelli <juri.lelli@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	Yair Podemsky <ypodemsk@...hat.com>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	Daniel Wagner <dwagner@...e.de>,
	Petr Tesarik <ptesarik@...e.com>,
	Nicolas Saenz Julienne <nsaenz@...zon.com>,
	Frederic Weisbecker <frederic@...nel.org>,
	"Paul E. McKenney" <paulmck@...nel.org>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Sean Christopherson <seanjc@...gle.com>,
	Juergen Gross <jgross@...e.com>,
	Ajay Kaher <ajay.kaher@...adcom.com>,
	Alexey Makhalov <alexey.amakhalov@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Russell King <linux@...linux.org.uk>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Alexandre Ghiti <alex@...ti.fr>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	"Liang, Kan" <kan.liang@...ux.intel.com>,
	Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Arnd Bergmann <arnd@...db.de>,
	Jason Baron <jbaron@...mai.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ard Biesheuvel <ardb@...nel.org>,
	Luis Chamberlain <mcgrof@...nel.org>,
	Petr Pavlu <petr.pavlu@...e.com>,
	Sami Tolvanen <samitolvanen@...gle.com>,
	Daniel Gomez <da.gomez@...sung.com>,
	Naveen N Rao <naveen@...nel.org>,
	Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
	"David S. Miller" <davem@...emloft.net>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Neeraj Upadhyay <neeraj.upadhyay@...nel.org>,
	Joel Fernandes <joel@...lfernandes.org>,
	Josh Triplett <josh@...htriplett.org>,
	Boqun Feng <boqun.feng@...il.com>,
	Uladzislau Rezki <urezki@...il.com>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Zqiang <qiang.zhang1211@...il.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Ben Segall <bsegall@...gle.com>,
	Mel Gorman <mgorman@...e.de>,
	Kees Cook <kees@...nel.org>,
	Shuah Khan <shuah@...nel.org>,
	Masahiro Yamada <masahiroy@...nel.org>,
	Alice Ryhl <aliceryhl@...gle.com>,
	Miguel Ojeda <ojeda@...nel.org>,
	"Mike Rapoport (Microsoft)" <rppt@...nel.org>,
	Rong Xu <xur@...gle.com>,
	Rafael Aquini <aquini@...hat.com>,
	Song Liu <song@...nel.org>,
	Andrii Nakryiko <andrii@...nel.org>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	Brian Gerst <brgerst@...il.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Benjamin Berg <benjamin.berg@...el.com>,
	Vishal Annapurve <vannapurve@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	John Stultz <jstultz@...gle.com>,
	Tiezhu Yang <yangtiezhu@...ngson.cn>
Subject: [PATCH v5 12/25] arm64/paravirt: Mark pv_steal_clock static call as __ro_after_init

The static call is only ever updated in

  __init pv_time_init()
  __init xen_time_setup_guest()

so mark it appropriately as __ro_after_init.

Signed-off-by: Valentin Schneider <vschneid@...hat.com>
---
 arch/arm64/kernel/paravirt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/paravirt.c b/arch/arm64/kernel/paravirt.c
index aa718d6a9274a..ad28fa23c9228 100644
--- a/arch/arm64/kernel/paravirt.c
+++ b/arch/arm64/kernel/paravirt.c
@@ -32,7 +32,7 @@ static u64 native_steal_clock(int cpu)
 	return 0;
 }
 
-DEFINE_STATIC_CALL(pv_steal_clock, native_steal_clock);
+DEFINE_STATIC_CALL_RO(pv_steal_clock, native_steal_clock);
 
 struct pv_time_stolen_time_region {
 	struct pvclock_vcpu_stolen_time __rcu *kaddr;
-- 
2.49.0


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