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Tue, 20 Jun 2023 02:10:18 -0700 (PDT) Message-ID: Date: Tue, 20 Jun 2023 11:10:15 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH 9/9] target/ppc: Fix timer register accessors when !KVM Content-Language: en-US To: =?UTF-8?Q?C=c3=a9dric_Le_Goater?= , qemu-ppc@nongnu.org, Daniel Henrique Barboza Cc: qemu-devel@nongnu.org References: <20230620055911.187065-1-clg@kaod.org> <20230620055911.187065-10-clg@kaod.org> From: Richard Henderson In-Reply-To: <20230620055911.187065-10-clg@kaod.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::631; envelope-from=richard.henderson@linaro.org; helo=mail-ej1-x631.google.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.09, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 6/20/23 07:59, Cédric Le Goater wrote: > When the Timer Control and Timer Status registers are modified, avoid > calling the KVM backend when not available > > Signed-off-by: Cédric Le Goater > --- > target/ppc/kvm.c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c > index a7f2de9d1018..a8a935e26726 100644 > --- a/target/ppc/kvm.c > +++ b/target/ppc/kvm.c > @@ -1728,6 +1728,10 @@ int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits) > .addr = (uintptr_t) &bits, > }; > > + if (!kvm_enabled()) { > + return 0; > + } assert(kvm_enabled()) ? r~