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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id i21sm3632470wrb.62.2021.08.26.10.03.16 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Aug 2021 10:03:16 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 07/37] target/arm/kvm64: Ensure sve vls map is completely clear Date: Thu, 26 Aug 2021 18:02:37 +0100 Message-Id: <20210826170307.27733-8-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210826170307.27733-1-peter.maydell@linaro.org> References: <20210826170307.27733-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::32e; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x32e.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=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 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" From: Andrew Jones bitmap_clear() only clears the given range. While the given range should be sufficient in this case we might as well be 100% sure all bits are zeroed by using bitmap_zero(). Signed-off-by: Andrew Jones Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-id: 20210823160647.34028-3-drjones@redhat.com Signed-off-by: Peter Maydell --- target/arm/kvm64.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c index 59982d470d3..e790d6c9a57 100644 --- a/target/arm/kvm64.c +++ b/target/arm/kvm64.c @@ -740,7 +740,7 @@ void kvm_arm_sve_get_vls(CPUState *cs, unsigned long *map) uint32_t vq = 0; int i, j; - bitmap_clear(map, 0, ARM_MAX_VQ); + bitmap_zero(map, ARM_MAX_VQ); /* * KVM ensures all host CPUs support the same set of vector lengths. -- 2.20.1