linux-kernel - Re: [PATCH v6 1/2] genirq/msi: add wrapper msi allocation API and export msi functions

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Date: Mon, 29 Apr 2024 12:55:17 -0600
From: Alex Williamson <alex.williamson@...hat.com>
To: Nipun Gupta <nipun.gupta@....com>
Cc: <tglx@...utronix.de>, <gregkh@...uxfoundation.org>,
 <linux-kernel@...r.kernel.org>, <kvm@...r.kernel.org>, <maz@...nel.org>,
 <git@....com>, <harpreet.anand@....com>,
 <pieter.jansen-van-vuuren@....com>, <nikhil.agarwal@....com>,
 <michal.simek@....com>, <abhijit.gangurde@....com>,
 <srivatsa@...il.mit.edu>
Subject: Re: [PATCH v6 1/2] genirq/msi: add wrapper msi allocation API and
 export msi functions

On Tue, 23 Apr 2024 15:09:20 -0600
Alex Williamson <alex.williamson@...hat.com> wrote:

> On Tue, 23 Apr 2024 16:40:20 +0530
> Nipun Gupta <nipun.gupta@....com> wrote:
> 
> > SI functions for allocation and free can be directly used by  
> 
> We lost the ^M in this version.
> 
> > the device drivers without any wrapper provided by bus drivers.
> > So export these MSI functions.
> > 
> > Also, add a wrapper API to allocate MSIs providing only the 
> > number of interrupts rather than range for simpler driver usage.
> > 
> > Signed-off-by: Nipun Gupta <nipun.gupta@....com>
> > Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
> > ---
> > 
> > No change in v5->v6
> > 
> > Changes in v4->v5:
> > - updated commit description as per the comments.  
> 
> I see in https://lore.kernel.org/all/87edbyfj0d.ffs@tglx/ that Thomas
> also suggested a new subject:
> 
>     genirq/msi: Add MSI allocation helper and export MSI functions
> 
> I'll address both of these on commit if there are no objections or
> further comments.  Patch 2/ looks ok to me now as well.  Thanks,

Applied series to vfio next branch for v6.10.  Thanks,

Alex