From: "Thomas Hellström (VMware)" <thomas_os@shipmail.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org, pv-drivers@vmware.com,
Thomas Hellstrom <thellstrom@vmware.com>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Doug Covelli <dcovelli@vmware.com>
Subject: Re: [PATCH 1/4] x86/vmware: Update platform detection code for VMCALL/VMMCALL hypercalls
Date: Sun, 18 Aug 2019 21:46:49 +0200 [thread overview]
Message-ID: <a35a8e27-35f5-c9da-ad2f-c26a12f05408@shipmail.org> (raw)
In-Reply-To: <alpine.DEB.2.21.1908182118260.1923@nanos.tec.linutronix.de>
On 8/18/19 9:20 PM, Thomas Gleixner wrote:
> On Sun, 18 Aug 2019, Thomas Hellström (VMware) wrote:
>
>> From: Thomas Hellstrom <thellstrom@vmware.com>
>>
>> Vmware has historically used an "inl" instruction for this, but recent
>> hardware versions support using VMCALL/VMMCALL instead, so use this method
>> if supported at platform detection time. We explicitly need to code
>> separate macro versions since the alternatives self-patching has not
>> been performed at platform detection time.
>>
>> We also put tighter constraints on the assembly input parameters and update
>> the SPDX license info.
> Can you please split the license stuff into a separate patch? You know, one
> patch one thing. It's documented for a reason.
>
> While at it could you please ask your legal folks whether that custom
> license boilerplate can go away as well?
Sure, I'll drop that from the series for now.
Thanks,
/Thomas
next prev parent reply other threads:[~2019-08-18 19:46 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-18 14:33 [PATCH 0/4] Add support for updated vmware hypercall instruction Thomas Hellström (VMware)
2019-08-18 14:33 ` [PATCH 1/4] x86/vmware: Update platform detection code for VMCALL/VMMCALL hypercalls Thomas Hellström (VMware)
2019-08-18 19:20 ` Thomas Gleixner
2019-08-18 19:46 ` Thomas Hellström (VMware) [this message]
2019-08-20 17:18 ` [Pv-drivers] " Darren Hart
2019-08-18 14:33 ` [PATCH 2/4] x86/vmware: Add a header file for hypercall definitions Thomas Hellström (VMware)
2019-08-18 20:19 ` Borislav Petkov
2019-08-18 20:39 ` Borislav Petkov
2019-08-18 22:28 ` Thomas Hellström (VMware)
2019-08-19 6:25 ` Borislav Petkov
2019-08-19 7:49 ` Thomas Hellström (VMware)
2019-08-20 11:32 ` Peter Zijlstra
2019-08-20 13:34 ` Thomas Hellström (VMware)
2019-08-20 13:42 ` Thomas Gleixner
2019-08-20 19:19 ` Thomas Hellström (VMware)
2019-08-20 19:23 ` Thomas Gleixner
2019-08-18 14:33 ` [PATCH 3/4] drm/vmwgfx: Update the backdoor call with support for new instructions Thomas Hellström (VMware)
2019-08-18 14:33 ` [PATCH 4/4] input/vmmouse: " Thomas Hellström (VMware)
2019-08-21 5:09 ` Dmitry Torokhov
2019-08-21 15:48 ` Thomas Hellström (VMware)
2019-08-21 16:03 ` Dmitry Torokhov
2019-08-18 18:09 ` [PATCH 0/4] Add support for updated vmware hypercall instruction Borislav Petkov
2019-08-18 19:02 ` Thomas Hellström (VMware)
2019-08-18 19:37 ` Borislav Petkov
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