From: Wei Liu <wei.liu@kernel.org>
To: Sunil Muthuswamy <sunilmut@microsoft.com>
Cc: Michael Kelley <mikelley@microsoft.com>,
KY Srinivasan <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>,
"wei.liu@kernel.org" <wei.liu@kernel.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"bp@alien8.de" <bp@alien8.de>, "x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>
Subject: Re: [PATCH 1/1] Drivers: hv: Move Hyper-V extended capability check to arch neutral code
Date: Sat, 5 Jun 2021 10:25:33 +0000 [thread overview]
Message-ID: <20210605102533.uzvd4l7el2afes5i@liuwe-devbox-debian-v2> (raw)
In-Reply-To: <MW4PR21MB20040751A1A5AFF8D6C6FCA3C03B9@MW4PR21MB2004.namprd21.prod.outlook.com>
On Fri, Jun 04, 2021 at 12:14:09AM +0000, Sunil Muthuswamy wrote:
> > The extended capability query code is currently under arch/x86, but it
> > is architecture neutral, and is used by arch neutral code in the Hyper-V
> > balloon driver. Hence the balloon driver fails to build on other
> > architectures.
> >
> > Fix by moving the ext cap code out from arch/x86. Because it is also
> > called from built-in architecture specific code, it can't be in a module,
> > so the Makefile treats as built-in even when CONFIG_HYPERV is "m". Also
> > drivers/Makefile is tweaked because this is the first occurrence of a
> > Hyper-V file that is built-in even when CONFIG_HYPERV is "m".
> >
> > While here, update the hypercall status check to use the new helper
> > function instead of open coding. No functional change.
> >
>
> Thanks for taking care of this, Michael.
>
> Reviewed-by: Sunil Muthuswamy <sunilmut@microsoft.com>
Applied to hyperv-next. Thanks.
prev parent reply other threads:[~2021-06-05 10:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-02 21:36 [PATCH 1/1] Drivers: hv: Move Hyper-V extended capability check to arch neutral code Michael Kelley
2021-06-04 0:14 ` Sunil Muthuswamy
2021-06-05 10:25 ` Wei Liu [this message]
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