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Tue, 14 Jan 2025 17:56:45 +0000 (UTC) Received: from vschneid-thinkpadt14sgen2i.remote.csb (unknown [10.39.192.55]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1AEB019560B7; Tue, 14 Jan 2025 17:56:18 +0000 (UTC) From: Valentin Schneider To: linux-kernel@vger.kernel.org, x86@kernel.org, virtualization@lists.linux.dev, linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-riscv@lists.infradead.org, linux-perf-users@vger.kernel.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, linux-arch@vger.kernel.org, rcu@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, bpf@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com Cc: Juergen Gross , Ajay Kaher , Alexey Makhalov , Russell King , Catalin Marinas , Will Deacon , Huacai Chen , WANG Xuerui , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Peter Zijlstra , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , "Liang, Kan" , Boris Ostrovsky , Josh Poimboeuf , Pawan Gupta , Sean Christopherson , Paolo Bonzini , Andy Lutomirski , Arnd Bergmann , Frederic Weisbecker , "Paul E. McKenney" , Jason Baron , Steven Rostedt , Ard Biesheuvel , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Juri Lelli , Clark Williams , Yair Podemsky , Tomas Glozar , Vincent Guittot , Dietmar Eggemann , Ben Segall , Mel Gorman , Kees Cook , Andrew Morton , Christoph Hellwig , Shuah Khan , Sami Tolvanen , Miguel Ojeda , Alice Ryhl , "Mike Rapoport (Microsoft)" , Samuel Holland , Rong Xu , Nicolas Saenz Julienne , Geert Uytterhoeven , Yosry Ahmed , "Kirill A. Shutemov" , "Masami Hiramatsu (Google)" , Jinghao Jia , Luis Chamberlain , Randy Dunlap , Tiezhu Yang Subject: [PATCH v4 09/30] x86/paravirt: Mark pv_steal_clock static call as __ro_after_init Date: Tue, 14 Jan 2025 18:51:22 +0100 Message-ID: <20250114175143.81438-10-vschneid@redhat.com> In-Reply-To: <20250114175143.81438-1-vschneid@redhat.com> References: <20250114175143.81438-1-vschneid@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 X-Stat-Signature: cp8b4obteii7x3r63xjdmh5jbp7r94xh X-Rspam-User: X-Rspamd-Queue-Id: B9EA018000C X-Rspamd-Server: rspam08 X-HE-Tag: 1736877413-131136 X-HE-Meta: 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 97QXXsY1 Qsa5v4uYd7qm5neOG7phVK7EWZFy8Ve8bA3cSC7LbpUs08sI6BGW547M7+vb4HiyT6nQ7PGQnq+80HpR/D3bynTEk3FMnPKBLENHEB/eDIfwgkqgUORRwHvB1LJ1xtmqqb3FBlTNHi9eg5rezgUdGUg8vVNhUnQVpzbOpKia/VUG9W3RzDNQOwfYhaBGeKHJg0HN3E9z7KrOsiMNrQ57TxsjQ7NmVtNaVtJ+sUuS4Gl/xKjZl6bcqYtt8ajwL+E1ix+U6Hy3/B/6qpdLO81dAatgiSJEECxurN9lz90lJEJHjpXbSZYkUlc+Z+wnaSRDo+ybCZFN0l/I/SI5pMZnR4SKYCOv+lG854krvspLc2sCfkZ2kFazXRkye763fftqqf83oXy1xpWZHBi59kMEZDCY4UfNO0c9RcR1IjG4MzYtGAOJ9NLgZ2rcduP/fUGVqCEWTB73gtxCKPTM0/ZnA6eTisg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The static call is only ever updated in __init pv_time_init() __init xen_init_time_common() __init vmware_paravirt_ops_setup() __init xen_time_setup_guest( so mark it appropriately as __ro_after_init. Signed-off-by: Valentin Schneider --- arch/x86/kernel/paravirt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index ae6675167877b..a19b0002b18d8 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -72,7 +72,7 @@ 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); DEFINE_STATIC_CALL_RO(pv_sched_clock, native_sched_clock); void paravirt_set_sched_clock(u64 (*func)(void))