linux-kernel - Re: [PATCH RFC 01/15] drivers/base: Introduce platform_msi

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Date:   Tue, 28 Apr 2020 09:34:58 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Dave Jiang <dave.jiang@...el.com>
Cc:     vkoul@...nel.org, megha.dey@...ux.intel.com, maz@...nel.org,
        bhelgaas@...gle.com, rafael@...nel.org, tglx@...utronix.de,
        hpa@...or.com, alex.williamson@...hat.com, jacob.jun.pan@...el.com,
        ashok.raj@...el.com, jgg@...lanox.com, yi.l.liu@...el.com,
        baolu.lu@...el.com, kevin.tian@...el.com, sanjay.k.kumar@...el.com,
        tony.luck@...el.com, jing.lin@...el.com, dan.j.williams@...el.com,
        kwankhede@...dia.com, eric.auger@...hat.com, parav@...lanox.com,
        dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        x86@...nel.org, linux-pci@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH RFC 01/15] drivers/base: Introduce platform_msi_ops

On Mon, Apr 27, 2020 at 02:38:12PM -0700, Dave Jiang wrote:
> 
> 
> On 4/26/2020 12:01 AM, Greg KH wrote:
> > On Tue, Apr 21, 2020 at 04:33:53PM -0700, Dave Jiang wrote:
> > > From: Megha Dey <megha.dey@...ux.intel.com>
> > > 
> > > This is a preparatory patch to introduce Interrupt Message Store (IMS).
> > > 
> > > Until now, platform-msi.c provided a generic way to handle non-PCI MSI
> > > interrupts. Platform-msi uses its parent chip's mask/unmask routines
> > > and only provides a way to write the message in the generating device.
> > > 
> > > Newly creeping non-PCI complaint MSI-like interrupts (Intel's IMS for
> > > instance) might need to provide a device specific mask and unmask callback
> > > as well, apart from the write function.
> > > 
> > > Hence, introduce a new structure platform_msi_ops, which would provide
> > > device specific write function as well as other device specific callbacks
> > > (mask/unmask).
> > > 
> > > Signed-off-by: Megha Dey <megha.dey@...ux.intel.com>
> > 
> > As this is not following the Intel-specific rules for sending me new
> > code, I am just deleting it all from my inbox.
> 
> That is my fault. As the aggregator of the patches, I should've signed off
> Megha's patches.

That is NOT the Intel-specific rules I am talking about.  Please go work
with the "Linux group" at Intel to find out what I am referring to, they
know what I mean.

The not-signing-off is just a normal kernel community rule, everyone has
to follow that.

greg k-h