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Thu, 12 Sep 2024 07:03:50 -0700 (PDT) Date: Thu, 12 Sep 2024 07:03:48 -0700 In-Reply-To: <20240912-757a952b867ea1136cb260cf@orel> Mime-Version: 1.0 References: <20240911204158.2034295-1-seanjc@google.com> <20240912-757a952b867ea1136cb260cf@orel> Message-ID: Subject: Re: [PATCH v2 00/13] KVM: selftests: Morph max_guest_mem to mmu_stress From: Sean Christopherson To: Andrew Jones Cc: Marc Zyngier , Oliver Upton , Anup Patel , Paolo Bonzini , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, James Houghton Content-Type: text/plain; charset="us-ascii" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240912_070352_653312_8D1404AC X-CRM114-Status: GOOD ( 17.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Sep 12, 2024, Andrew Jones wrote: > I gave this test a try on riscv, but it appears to hang in > rendezvous_with_vcpus(). My platform is QEMU, so maybe I was just too > impatient. Try running with " -m 1 -s 1", which tells the test to use only 1GiB of memory. That should run quite quickly, even in an emulator. > Anyway, I haven't read the test yet, so I don't even know what it's doing. > It's possibly it's trying to do something not yet supported on riscv. I'll > add investigating that to my TODO, but I'm not sure when I'll get to it. > > As for this series, another patch (or a sneaky change to one > of the patches...) should add > > #include "ucall_common.h" > > to mmu_stress_test.c since it's not there yet despite using get_ucall(). > Building riscv faild because of that. Roger that. Thanks!