linux-kernel - Re: [GIT PULL] KVM changes for 4.18 merge window

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Message-ID: <CANRm+Cx194zWU0TwoiCaiTy+3tuHp4Ki1mk2VUfv5-z00j23jA@mail.gmail.com>
Date:   Wed, 13 Jun 2018 10:50:58 +0800
From:   Wanpeng Li <kernellwp@...il.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Radim Krcmar <rkrcmar@...hat.com>, kvm <kvm@...r.kernel.org>
Subject: Re: [GIT PULL] KVM changes for 4.18 merge window

On Wed, 13 Jun 2018 at 10:42, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> On Tue, Jun 12, 2018 at 7:18 PM Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> >
> > The attached patch _may_ be the right thing to do. It's not pretty.
>
> .. and when I decided to actually do some minimal kvm testing with
> that patch, I notice that we've apparently broken kvm entirely during
> this merge window, and I just get
>
>   Error: KVM_CREATE_VM ioctl
>   Warning: Failed init: kvm__init
>
> when doing lkvm run.
>
> Bisecting. But that's unrelated to the recent kvm build breakage.

Yeah, it happens before the KVM GIT PULL on Linus's tree, you will see
the warning above unless you lauch the guest w/ root user, maybe other
subsystems' modifications break something.

Regards,
Wanpeng Li