From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB42EC433EF for ; Wed, 17 Nov 2021 05:02:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CF47A63212 for ; Wed, 17 Nov 2021 05:02:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229766AbhKQFFa (ORCPT ); Wed, 17 Nov 2021 00:05:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229559AbhKQFF3 (ORCPT ); Wed, 17 Nov 2021 00:05:29 -0500 Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C04A8C061746 for ; Tue, 16 Nov 2021 21:02:31 -0800 (PST) Received: by mail-wr1-x433.google.com with SMTP id b12so2086412wrh.4 for ; Tue, 16 Nov 2021 21:02:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brainfault-org.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ZAvRwiJtBRjHFRCmWgOSCR5R03A+VkMxLTTMBvp3xOo=; b=GAwv8KZH7QoSza11mCj056EEnvOqtVaHQFo/kLuYCRBcZU1JH4Hq/2IL1WzjLJ6BpO Nspwyqrh2//HnesmXMmgpT2dZaCtkaHvEExt4dD4V8EQnuyZF+ehE8jy7/PvfzY8JdpP 0oGbTDm155zcUW1iLeK7i2p1k6raVw3QOSIA6J7rnYNA5AxfcOGjmvcCOUoO6TMEzWvz D4zo4ka6/BC+duGUr0a17+RCW1EAJNMFHgye3vZLTjLqu8b5jtlzjqGuKQk1i7OpS4/n /rdHVIm/M6FEt/fJTzKVImD5IX7YnjqN1HZhnolIKr/hvnjL0wwKpRKq2TkiIrTQEBox cQHQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ZAvRwiJtBRjHFRCmWgOSCR5R03A+VkMxLTTMBvp3xOo=; b=8Kq44t+k+FesBuTcEuEkJQXHAdWxOzgHlarzoqD/5Ymjk917L7EmGQSBHdgYCKtO6R q4X3GUhT8qiNS9BSpLvI7ok82370+Bc6JUDhmUmpEHXMt9ZrrajIoU6kz/1Yns9Qel5G 2k43FXTMyEBobzTxYVUJ3qcznwf5atRdp+smOvwyfF53Pjkugu/lbpbtLfzX3IFVozi9 MwoT5RcQ816QHEziT/7YCWPKwzEOTJ24//PzKvLECwvyYYXOlw9eR33UhNX0F+NuvGMA VubLSKemu3YWmSgAMm5g80Y61QSzRJxJaXjOSn+WPNNU1+JLqLyVOnb8RiKJr7w9ZUB8 08NQ== X-Gm-Message-State: AOAM531v0T+uO3xdefZ/ZvWnN8Vb8xYc0UBHN9uJxm072NgCbm6xdRCQ AYH8PWeeM2ojOweZbWO0gjjgBtJ3U7pzV9n2UKcf2Q== X-Google-Smtp-Source: ABdhPJzjrfWofPzOBZxD2tEv76Kk7EIV+O42lYkqHli/gBWm8/qTI2cfDKQ7RNWGfhhww3GxDwccPcYXM1XKn0e14eE= X-Received: by 2002:a5d:4846:: with SMTP id n6mr15849576wrs.249.1637125350274; Tue, 16 Nov 2021 21:02:30 -0800 (PST) MIME-Version: 1.0 References: <20211116163443.88707-1-vkuznets@redhat.com> <20211116163443.88707-5-vkuznets@redhat.com> In-Reply-To: <20211116163443.88707-5-vkuznets@redhat.com> From: Anup Patel Date: Wed, 17 Nov 2021 10:32:18 +0530 Message-ID: Subject: Re: [PATCH v2 4/6] KVM: RISC-V: Cap KVM_CAP_NR_VCPUS by KVM_CAP_MAX_VCPUS To: Vitaly Kuznetsov Cc: KVM General , Paolo Bonzini , Sean Christopherson , Wanpeng Li , Jim Mattson , Eduardo Habkost , Marc Zyngier , Andrew Jones , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Mackerras , Michael Ellerman , Christian Borntraeger , Janosch Frank , kvm-ppc@vger.kernel.org, linux-arm-kernel , linux-mips@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-s390@vger.kernel.org, "linux-kernel@vger.kernel.org List" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 16, 2021 at 10:05 PM Vitaly Kuznetsov wrote: > > It doesn't make sense to return the recommended maximum number of > vCPUs which exceeds the maximum possible number of vCPUs. > > Signed-off-by: Vitaly Kuznetsov Looks good to me. For KVM RISC-V: Acked-by: Anup Patel Reviewed-by: Anup Patel Thanks, Anup > --- > arch/riscv/kvm/vm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/riscv/kvm/vm.c b/arch/riscv/kvm/vm.c > index 26399df15b63..fb18af34a4b5 100644 > --- a/arch/riscv/kvm/vm.c > +++ b/arch/riscv/kvm/vm.c > @@ -74,7 +74,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) > r = 1; > break; > case KVM_CAP_NR_VCPUS: > - r = num_online_cpus(); > + r = min_t(unsigned int, num_online_cpus(), KVM_MAX_VCPUS); > break; > case KVM_CAP_MAX_VCPUS: > r = KVM_MAX_VCPUS; > -- > 2.33.1 >