From: Christophe de Dinechin <cdupontd@redhat.com>
To: "Alex Bennée" <alex.bennee@linaro.org>
Cc: Peter Maydell <peter.maydell@linaro.org>,
Eduardo Habkost <ehabkost@redhat.com>,
qemu-devel@nongnu.org, Roman Kagan <rkagan@virtuozzo.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH] target/i386: fix feature check in hyperv-stub.c
Date: Wed, 26 Jun 2019 17:30:42 +0200 [thread overview]
Message-ID: <44600E39-15E9-4E1C-ACA1-B435F5EEB8FB@redhat.com> (raw)
In-Reply-To: <20190624123835.28869-1-alex.bennee@linaro.org>
> On 24 Jun 2019, at 14:38, Alex Bennée <alex.bennee@linaro.org> wrote:
>
> Commit 2d384d7c8 broken the build when built with:
>
> configure --without-default-devices --disable-user
>
> The reason was the conversion of cpu->hyperv_synic to
> cpu->hyperv_synic_kvm_only although the rest of the patch introduces a
> feature checking mechanism. So I've fixed the KVM_EXIT_HYPERV_SYNIC in
> hyperv-stub to do the same feature check as in the real hyperv.c
Sorry, I failed to check on the mailing list before sending an exact
duplicate of this patch…
>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Roman Kagan <rkagan@virtuozzo.com>
> ---
> target/i386/hyperv-stub.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/i386/hyperv-stub.c b/target/i386/hyperv-stub.c
> index fe548cbae2..0028527e79 100644
> --- a/target/i386/hyperv-stub.c
> +++ b/target/i386/hyperv-stub.c
> @@ -15,7 +15,7 @@ int kvm_hv_handle_exit(X86CPU *cpu, struct kvm_hyperv_exit *exit)
> {
> switch (exit->type) {
> case KVM_EXIT_HYPERV_SYNIC:
> - if (!cpu->hyperv_synic) {
> + if (!hyperv_feat_enabled(cpu, HYPERV_FEAT_SYNIC)) {
> return -1;
> }
>
> --
> 2.20.1
>
>
prev parent reply other threads:[~2019-06-26 15:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-24 12:38 [Qemu-devel] [PATCH] target/i386: fix feature check in hyperv-stub.c Alex Bennée
2019-06-24 12:51 ` Vitaly Kuznetsov
2019-06-24 13:22 ` Paolo Bonzini
2019-06-24 13:37 ` Paolo Bonzini
2019-06-25 18:41 ` Eduardo Habkost
2019-06-24 13:56 ` Roman Kagan
2019-06-26 15:30 ` Christophe de Dinechin [this message]
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