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Fri, 19 Apr 2024 08:59:48 -0700 (PDT) Received: from localhost.localdomain ([2.221.137.100]) by smtp.gmail.com with ESMTPSA id p13-20020adfe60d000000b00349b73143e7sm4793089wrm.75.2024.04.19.08.59.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Apr 2024 08:59:48 -0700 (PDT) From: Jean-Philippe Brucker To: peter.maydell@linaro.org, richard.henderson@linaro.org Cc: philmd@linaro.org, pbonzini@redhat.com, alex.bennee@linaro.org, qemu-devel@nongnu.org, qemu-arm@nongnu.org, Jean-Philippe Brucker Subject: [PATCH v2 03/22] target/arm/kvm: Return immediately on error in kvm_arch_init() Date: Fri, 19 Apr 2024 16:56:51 +0100 Message-ID: <20240419155709.318866-5-jean-philippe@linaro.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240419155709.318866-2-jean-philippe@linaro.org> References: <20240419155709.318866-2-jean-philippe@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::334; envelope-from=jean-philippe@linaro.org; helo=mail-wm1-x334.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Returning an error to kvm_init() is fatal anyway, no need to continue the initialization. Signed-off-by: Jean-Philippe Brucker --- v1->v2: new --- target/arm/kvm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/arm/kvm.c b/target/arm/kvm.c index 3371ffa401..a5673241e5 100644 --- a/target/arm/kvm.c +++ b/target/arm/kvm.c @@ -566,7 +566,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s) !kvm_check_extension(s, KVM_CAP_ARM_IRQ_LINE_LAYOUT_2)) { error_report("Using more than 256 vcpus requires a host kernel " "with KVM_CAP_ARM_IRQ_LINE_LAYOUT_2"); - ret = -EINVAL; + return -EINVAL; } if (kvm_check_extension(s, KVM_CAP_ARM_NISV_TO_USER)) { @@ -595,6 +595,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s) if (ret < 0) { error_report("Enabling of Eager Page Split failed: %s", strerror(-ret)); + return ret; } } }