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Peter Anvin" , Andy Lutomirski , Peter Zijlstra , Arnaldo Carvalho de Melo , Josh Poimboeuf , Paolo Bonzini , Arnd Bergmann , Frederic Weisbecker , "Paul E. McKenney" , Jason Baron , Steven Rostedt , Ard Biesheuvel , Sami Tolvanen , "David S. Miller" , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , Mathieu Desnoyers , Mel Gorman , Andrew Morton , Masahiro Yamada , Han Shen , Rik van Riel , Jann Horn , Dan Carpenter , Oleg Nesterov , Juri Lelli , Clark Williams , Yair Podemsky , Marcelo Tosatti , Daniel Wagner , Petr Tesarik Subject: [PATCH v6 16/29] KVM: VMX: Mark __kvm_is_using_evmcs static key as __ro_after_init Date: Fri, 10 Oct 2025 17:38:26 +0200 Message-ID: <20251010153839.151763-17-vschneid@redhat.com> In-Reply-To: <20251010153839.151763-1-vschneid@redhat.com> References: <20251010153839.151763-1-vschneid@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Rspamd-Server: rspam05 X-Stat-Signature: 441q5xap6rgu9c36rjeaky4imdminswj X-Rspam-User: X-Rspamd-Queue-Id: BCECF1A0014 X-HE-Tag: 1760111104-411785 X-HE-Meta: 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 Ho6f13hj AL2fcbfuMLWugwe6O/NLHLg/pUMEyT7PBoJuTdVqGr2UojRisMtf72DDAXoS7LlV1ViDlF4oQEYRCbZSZ5fIeeHV7LC9qX3fy7nkUZbbct4ntafMT6VR47d/qNFj+rQOWPsg+pvPQKMkpd25HZaORC7voYuJIWid+Cy09bH2Ohrx+zpCrHjPXEtSEFhyz8I7jgMyjskDXn37UBAp2zMjHMtCywtzcVsk43f1mWnxyZwzNImQtIszo7jlWiKmfF0FkunqxXWlEweTdUE3lBHG+UFUI2R8pY/6xnGOoOxMABpVT7Hk3fCNvID3BwsT6r+RgicMKDtpV4RhANef//2tuvu2Tlw/BHeBKXwBDgkURTPmIYomv5H+pm17p6fH7qdWkYHxGCevtWstxYCqu8Sp6t/GbBhRx6WGZCTArCYZ4K8H6AcaJKKmc40tamEQO1u1TdNtQwoCCwic0CfygJjOYm8LTEFPNhNqBXzrLlO5XY40X0Zh6IDxOPM2+FA== 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 key is only ever enabled in __init hv_init_evmcs() so mark it appropriately as __ro_after_init. Reported-by: Sean Christopherson Signed-off-by: Valentin Schneider --- arch/x86/kvm/vmx/vmx_onhyperv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/vmx/vmx_onhyperv.c b/arch/x86/kvm/vmx/vmx_onhyperv.c index b9a8b91166d02..ff3d80c9565bb 100644 --- a/arch/x86/kvm/vmx/vmx_onhyperv.c +++ b/arch/x86/kvm/vmx/vmx_onhyperv.c @@ -3,7 +3,7 @@ #include "capabilities.h" #include "vmx_onhyperv.h" -DEFINE_STATIC_KEY_FALSE(__kvm_is_using_evmcs); +DEFINE_STATIC_KEY_FALSE_RO(__kvm_is_using_evmcs); /* * KVM on Hyper-V always uses the latest known eVMCSv1 revision, the assumption -- 2.51.0