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Subject: Re: [PATCH v7 15/15] KVM: arm64: selftests: arch_timer: Support vCPU
 migration
To:     Raghavendra Rao Ananta <rananta@google.com>
CC:     Paolo Bonzini <pbonzini@redhat.com>, Marc Zyngier <maz@kernel.org>,
        "Andrew Jones" <drjones@redhat.com>,
        James Morse <james.morse@arm.com>,
        "Alexandru Elisei" <alexandru.elisei@arm.com>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        <kvm@vger.kernel.org>, Catalin Marinas <catalin.marinas@arm.com>,
        Peter Shier <pshier@google.com>,
        <linux-kernel@vger.kernel.org>, Will Deacon <will@kernel.org>,
        <kvmarm@lists.cs.columbia.edu>,
        <linux-arm-kernel@lists.infradead.org>
References: <20210914223114.435273-1-rananta@google.com>
 <20210914223114.435273-16-rananta@google.com>
From:   Zenghui Yu <yuzenghui@huawei.com>
Message-ID: <61419b8f-4da9-955e-b8e3-1d401d91ab1a@huawei.com>
Date:   Thu, 30 Sep 2021 17:41:00 +0800
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On 2021/9/15 6:31, Raghavendra Rao Ananta wrote:
>  static void test_run(struct kvm_vm *vm)
>  {
>  	int i, ret;
> +	pthread_t pt_vcpu_migration;
> +
> +	pthread_mutex_init(&vcpu_done_map_lock, NULL);
> +	vcpu_done_map = bitmap_alloc(test_args.nr_vcpus);

This one fails to build.

aarch64/arch_timer.c: In function 'test_run':
aarch64/arch_timer.c:321:18: warning: implicit declaration of function 
'bitmap_alloc'; did you mean 'bitmap_zalloc'? 
[-Wimplicit-function-declaration]
   vcpu_done_map = bitmap_alloc(test_args.nr_vcpus);
                   ^~~~~~~~~~~~
                   bitmap_zalloc
aarch64/arch_timer.c:321:16: warning: assignment makes pointer from 
integer without a cast [-Wint-conversion]
   vcpu_done_map = bitmap_alloc(test_args.nr_vcpus);
                 ^