netdev - Re: [PATCH v1 0/2] Fix CONFIG_HYPERV and vmbus related anamoly

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Message-ID: <aNxu7R6fDWb7Ugh2@liuwe-devbox-ubuntu-v2.lamzopl0uupeniq2etz1fddiyg.xx.internal.cloudapp.net>
Date: Tue, 30 Sep 2025 23:59:41 +0000
From: Wei Liu <wei.liu@...nel.org>
To: Mukesh Rathor <mrathor@...ux.microsoft.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org, linux-hyperv@...r.kernel.org,
	netdev@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-scsi@...r.kernel.org, linux-fbdev@...r.kernel.org,
	linux-arch@...r.kernel.org, virtualization@...ts.linux.dev,
	maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
	tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch,
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	gregkh@...uxfoundation.org, deller@....de, arnd@...db.de,
	sgarzare@...hat.com, horms@...nel.org
Subject: Re: [PATCH v1 0/2] Fix CONFIG_HYPERV and vmbus related anamoly

On Tue, Sep 30, 2025 at 11:57:07PM +0000, Wei Liu wrote:
> On Fri, Sep 05, 2025 at 06:09:50PM -0700, Mukesh Rathor wrote:
> > At present, drivers/Makefile will subst =m to =y for CONFIG_HYPERV
> > for hv subdir. Also, drivers/hv/Makefile replaces =m to =y to build in
> > hv_common.c that is needed for the drivers. Moreover, vmbus driver is
> > built if CONFIG_HYPER is set, either loadable or builtin.
> > 
> > This is not a good approach. CONFIG_HYPERV is really an umbrella
> > config that encompasses builtin code and various other things and not
> > a dedicated config option for VMBus. VMBus should really have a config
> > option just like CONFIG_HYPERV_BALLOON etc. This small series introduces
> > CONFIG_HYPERV_VMBUS to build VMBus driver and make that distinction
> > explicit. With that CONFIG_HYPERV could be changed to bool.
> > 
> > For now, hv_common.c is left as is to reduce conflicts for upcoming
> > patches, but once merges are mostly done, that and some others should
> > be moved to virt/hyperv directory.
> > 
> > V1:
> >  o Change subject from hyper-v to "Drivers: hv:"
> >  o Rewrite commit messages paying attention to VMBus and not vmbus
> >  o Change some wordings in Kconfig
> >  o Make new VMBUS config option default to HYPERV option for a smoother
> >    transition
> > 
> > Mukesh Rathor (2):
> >   Driver: hv: Add CONFIG_HYPERV_VMBUS option
> >   Drivers: hv: Make CONFIG_HYPERV bool
> > 
> 
> Applied. Thanks.

I meant to apply v2 of this series. This is sent to the wrong version.
Please ignore.