linux-kernel - Re: [PATCH 1/1] vfio: remove VFIO_GROUP_NOTIFY_SET

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Date:   Wed, 18 May 2022 08:58:52 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Matthew Rosato <mjrosato@...ux.ibm.com>,
        alex.williamson@...hat.com, cohuck@...hat.com,
        borntraeger@...ux.ibm.com, jjherne@...ux.ibm.com,
        akrowiak@...ux.ibm.com, pasic@...ux.ibm.com,
        zhenyuw@...ux.intel.com, zhi.a.wang@...el.com,
        intel-gfx@...ts.freedesktop.org,
        intel-gvt-dev@...ts.freedesktop.org, linux-s390@...r.kernel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] vfio: remove VFIO_GROUP_NOTIFY_SET_KVM

On Wed, May 18, 2022 at 12:39:41AM -0700, Christoph Hellwig wrote:
> >  	if (device->ops->flags & VFIO_DEVICE_NEEDS_KVM)
> >  	{
> 
> Nit: this is not the normal brace placement.
> 
> But what is you diff against anyway?  The one Matthew sent did away
> with the VFIO_DEVICE_NEEDS_KVM flags, which does the wrong thing for
> zpci, so it can't be that..

Against what I sent before, I did this before Matthew sent his

> Also if we want to do major code movement, it really needs to go into
> a separate patch or patches, as the combinations of all these moves
> with actual code changes is almost unreadable.

Sure, just checking how things could look at this point

Matthew's version first followed by the code motion is probably a good
approach.

Jason