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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ab2c905f04fsm659166066b.27.2025.01.14.10.29.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2025 10:29:21 -0800 (PST) Date: Tue, 14 Jan 2025 19:29:21 +0100 From: Andrew Jones To: Valentin Schneider Cc: 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, 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. 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Shutemov" , "Masami Hiramatsu (Google)" , Jinghao Jia , Luis Chamberlain , Randy Dunlap , Tiezhu Yang Subject: Re: [PATCH v4 10/30] riscv/paravirt: Mark pv_steal_clock static call as __ro_after_init Message-ID: <20250114-7fc0ed577ee91b6813f92806@orel> References: <20250114175143.81438-1-vschneid@redhat.com> <20250114175143.81438-11-vschneid@redhat.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250114175143.81438-11-vschneid@redhat.com> On Tue, Jan 14, 2025 at 06:51:23PM +0100, Valentin Schneider wrote: > 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 > --- > arch/riscv/kernel/paravirt.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/riscv/kernel/paravirt.c b/arch/riscv/kernel/paravirt.c > index fa6b0339a65de..dfe8808016fd8 100644 > --- a/arch/riscv/kernel/paravirt.c > +++ b/arch/riscv/kernel/paravirt.c > @@ -30,7 +30,7 @@ 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); > > static bool steal_acc = true; > static int __init parse_no_stealacc(char *arg) > -- > 2.43.0 > Reviewed-by: Andrew Jones From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 73571C02183 for ; Tue, 14 Jan 2025 18:29:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ab2c905f04fsm659166066b.27.2025.01.14.10.29.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2025 10:29:21 -0800 (PST) Date: Tue, 14 Jan 2025 19:29:21 +0100 From: Andrew Jones To: Valentin Schneider Cc: 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, 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: Re: [PATCH v4 10/30] riscv/paravirt: Mark pv_steal_clock static call as __ro_after_init Message-ID: <20250114-7fc0ed577ee91b6813f92806@orel> References: <20250114175143.81438-1-vschneid@redhat.com> <20250114175143.81438-11-vschneid@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20250114175143.81438-11-vschneid@redhat.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250114_102924_254145_AEFF3B11 X-CRM114-Status: GOOD ( 20.78 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Tue, Jan 14, 2025 at 06:51:23PM +0100, Valentin Schneider wrote: > 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 > --- > arch/riscv/kernel/paravirt.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/riscv/kernel/paravirt.c b/arch/riscv/kernel/paravirt.c > index fa6b0339a65de..dfe8808016fd8 100644 > --- a/arch/riscv/kernel/paravirt.c > +++ b/arch/riscv/kernel/paravirt.c > @@ -30,7 +30,7 @@ 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); > > static bool steal_acc = true; > static int __init parse_no_stealacc(char *arg) > -- > 2.43.0 > Reviewed-by: Andrew Jones _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv