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b=eGRNOAC7Xn3HzuELEenJ8leZ7alg6aXJK79jHjnyFAQElk80WahKlg2uASA+YCXVj zK1uuqVODsjdaGEEg8/5qKAGj7SlCslrwQADGPPtDhgOxibicd2Qt9McGwhqeCB/4v Xibt9BVS4Zaz4u0J3WIsgqxJ7cxk1v3afYgANmi2ioSEZZqC5CNJhUliAxM60QkV2O ppJ1bCfetwsGnTcu0CfTLWzbIEGFzDFhiaAaEirS5s4lc3yFHD9bswWbHR7//yitdF awo5jHJ3lWnT0F5IBNdHMWZ6PY4UEGeDym/9AoKIWedSZub3mRzkkp7c7svpKDuNxm 7VattwRsmAHSg== Received: from cfbb000407.r.cam.camfibre.uk ([185.219.108.64] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mxpv8-00CWIB-6t; Thu, 16 Dec 2021 12:31:38 +0000 From: Marc Zyngier To: Paolo Bonzini , Andrew Jones Subject: [PATCH 1/5] KVM: selftests: Fix vm_compute_max_gfn on !x86 Date: Thu, 16 Dec 2021 12:31:31 +0000 Message-Id: <20211216123135.754114-2-maz@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211216123135.754114-1-maz@kernel.org> References: <20211216123135.754114-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, drjones@redhat.com, james.morse@arm.com, suzuki.poulose@arm.com, alexandru.elisei@arm.com, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); 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Thu, 16 Dec 2021 12:31:38 +0000 From: Marc Zyngier To: Paolo Bonzini , Andrew Jones Cc: James Morse , Suzuki K Poulose , Alexandru Elisei , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com Subject: [PATCH 1/5] KVM: selftests: Fix vm_compute_max_gfn on !x86 Date: Thu, 16 Dec 2021 12:31:31 +0000 Message-Id: <20211216123135.754114-2-maz@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211216123135.754114-1-maz@kernel.org> References: <20211216123135.754114-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, drjones@redhat.com, james.morse@arm.com, suzuki.poulose@arm.com, alexandru.elisei@arm.com, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211216_043141_411720_7BF70CFF X-CRM114-Status: GOOD ( 12.86 ) 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: , Content-Type: text/plain; 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Thu, 16 Dec 2021 12:31:38 +0000 From: Marc Zyngier To: Paolo Bonzini , Andrew Jones Cc: James Morse , Suzuki K Poulose , Alexandru Elisei , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com Subject: [PATCH 1/5] KVM: selftests: Fix vm_compute_max_gfn on !x86 Date: Thu, 16 Dec 2021 12:31:31 +0000 Message-Id: <20211216123135.754114-2-maz@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211216123135.754114-1-maz@kernel.org> References: <20211216123135.754114-1-maz@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, drjones@redhat.com, james.morse@arm.com, suzuki.poulose@arm.com, alexandru.elisei@arm.com, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Compiling the selftestts on arm64 leads to this: gcc -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 -fno-stack-protector -fno-PIE -I../../../../tools/include -I../../../../tools/arch/arm64/include -I../../../../usr/include/ -Iinclude -Ilib -Iinclude/aarch64 -I.. -c lib/kvm_util.c -o /home/maz/arm-platforms/tools/testing/selftests/kvm/lib/kvm_util.o In file included from lib/kvm_util.c:10: include/kvm_util.h: In function ‘vm_compute_max_gfn’: include/kvm_util.h:79:21: error: invalid use of undefined type ‘struct kvm_vm’ 79 | return ((1ULL << vm->pa_bits) >> vm->page_shift) - 1; | ^~ include/kvm_util.h:79:37: error: invalid use of undefined type ‘struct kvm_vm’ 79 | return ((1ULL << vm->pa_bits) >> vm->page_shift) - 1; | ^~ [...] This is all because struct kvm_vm is not defined yet (only declared). Sidestep the whole issue by making vm_compute_max_gfn() a macro. Fixes: c8cc43c1eae2 ("selftests: KVM: avoid failures due to reserved HyperTransport region") Signed-off-by: Marc Zyngier --- tools/testing/selftests/kvm/include/kvm_util.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h index da2b702da71a..c74241ddf8b1 100644 --- a/tools/testing/selftests/kvm/include/kvm_util.h +++ b/tools/testing/selftests/kvm/include/kvm_util.h @@ -74,10 +74,11 @@ enum vm_guest_mode { #if defined(__x86_64__) unsigned long vm_compute_max_gfn(struct kvm_vm *vm); #else -static inline unsigned long vm_compute_max_gfn(struct kvm_vm *vm) -{ - return ((1ULL << vm->pa_bits) >> vm->page_shift) - 1; -} +#define vm_compute_max_gfn(vm) \ + ({ \ + struct kvm_vm *__vm = vm; \ + ((1ULL << __vm->pa_bits) >> __vm->page_shift) - 1; \ + }) #endif #define MIN_PAGE_SIZE (1U << MIN_PAGE_SHIFT) -- 2.30.2