From: Thomas Gleixner <tglx@linutronix.de>
To: Juergen Gross <jgross@suse.com>
Cc: sstabellini@kernel.org, peterz@infradead.org,
Zhenzhong Duan <zhenzhong.duan@oracle.com>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
bp@alien8.de, hpa@zytor.com, xen-devel@lists.xenproject.org,
boris.ostrovsky@oracle.com, srinivas.eeda@oracle.com,
mingo@kernel.org
Subject: Re: [Xen-devel] [PATCH v2 4/7] Revert "xen: Introduce 'xen_nopv' to disable PV extensions for HVM guests."
Date: Wed, 26 Jun 2019 15:48:28 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.21.1906261546460.32342@nanos.tec.linutronix.de> (raw)
In-Reply-To: <c77e5df3-77ac-bce2-ccd3-7848f1915b43@suse.com>
On Wed, 26 Jun 2019, Juergen Gross wrote:
> On 24.06.19 14:02, Zhenzhong Duan wrote:
> > This reverts commit 8d693b911bb9c57009c24cb1772d205b84c7985c.
> >
> > Instead we use an unified parameter 'nopv' for all the hypervisor
> > platforms.
> >
> > Signed-off-by: Zhenzhong Duan <zhenzhong.duan@oracle.com>
> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
> > Cc: Juergen Gross <jgross@suse.com>
> > Cc: Stefano Stabellini <sstabellini@kernel.org>
> > Cc: Thomas Gleixner <tglx@linutronix.de>
> > Cc: Ingo Molnar <mingo@redhat.com>
> > Cc: Borislav Petkov <bp@alien8.de>
> > Cc: xen-devel@lists.xenproject.org
>
> Reviewed-by: Juergen Gross <jgross@suse.com>
You're really sure that you want to break existing setups which might use
that already?
Command line parameters are ABI. You can map xen_nopv to the new shiny nopv
implementation but removing it?
Your decision, but you've been told :)
Thanks,
tglx
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next prev parent reply other threads:[~2019-06-26 13:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1561377779-28036-1-git-send-email-zhenzhong.duan@oracle.com>
2019-06-24 12:02 ` [Xen-devel] [PATCH v2 3/7] x86: Add nopv parameter to disable PV extensions Zhenzhong Duan
2019-06-26 9:38 ` Juergen Gross
2019-06-24 12:02 ` [Xen-devel] [PATCH v2 4/7] Revert "xen: Introduce 'xen_nopv' to disable PV extensions for HVM guests." Zhenzhong Duan
2019-06-26 9:39 ` Juergen Gross
2019-06-26 13:48 ` Thomas Gleixner [this message]
2019-06-24 12:02 ` [Xen-devel] [PATCH v2 5/7] x86/xen: nopv parameter support for HVM guest Zhenzhong Duan
2019-06-25 12:31 ` Juergen Gross
2019-06-26 8:56 ` Zhenzhong Duan
2019-06-26 9:03 ` Juergen Gross
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