linux-kernel - Re: [PATCH v7 3/7] Drivers: hv: Move region management to mshv

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Message-ID: <aS3GVmV_c5lhyLAB@skinsburskii.localdomain>
Date: Mon, 1 Dec 2025 08:46:14 -0800
From: Stanislav Kinsburskii <skinsburskii@...ux.microsoft.com>
To: Anirudh Rayabharam <anirudh@...rudhrb.com>
Cc: kys@...rosoft.com, haiyangz@...rosoft.com, wei.liu@...nel.org,
	decui@...rosoft.com, linux-hyperv@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 3/7] Drivers: hv: Move region management to
 mshv_regions.c

On Mon, Dec 01, 2025 at 11:06:07AM +0000, Anirudh Rayabharam wrote:
> On Wed, Nov 26, 2025 at 02:09:05AM +0000, Stanislav Kinsburskii wrote:
> > Refactor memory region management functions from mshv_root_main.c into
> > mshv_regions.c for better modularity and code organization.
> > 
> > Adjust function calls and headers to use the new implementation. Improve
> > maintainability and separation of concerns in the mshv_root module.
> > 
> > Signed-off-by: Stanislav Kinsburskii <skinsburskii@...ux.microsoft.com>
> > ---
> >  drivers/hv/Makefile         |    2 
> >  drivers/hv/mshv_regions.c   |  175 +++++++++++++++++++++++++++++++++++++++++++
> >  drivers/hv/mshv_root.h      |   10 ++
> >  drivers/hv/mshv_root_main.c |  176 +++----------------------------------------
> >  4 files changed, 198 insertions(+), 165 deletions(-)
> >  create mode 100644 drivers/hv/mshv_regions.c
> > 
> > diff --git a/drivers/hv/Makefile b/drivers/hv/Makefile
> > index 58b8d07639f3..46d4f4f1b252 100644
> > --- a/drivers/hv/Makefile
> > +++ b/drivers/hv/Makefile
> > @@ -14,7 +14,7 @@ hv_vmbus-y := vmbus_drv.o \
> >  hv_vmbus-$(CONFIG_HYPERV_TESTING)	+= hv_debugfs.o
> >  hv_utils-y := hv_util.o hv_kvp.o hv_snapshot.o hv_utils_transport.o
> >  mshv_root-y := mshv_root_main.o mshv_synic.o mshv_eventfd.o mshv_irq.o \
> > -	       mshv_root_hv_call.o mshv_portid_table.o
> > +	       mshv_root_hv_call.o mshv_portid_table.o mshv_regions.o
> >  mshv_vtl-y := mshv_vtl_main.o
> >  
> >  # Code that must be built-in
> > diff --git a/drivers/hv/mshv_regions.c b/drivers/hv/mshv_regions.c
> > new file mode 100644
> > index 000000000000..35b866670840
> > --- /dev/null
> > +++ b/drivers/hv/mshv_regions.c
> 
> How about mshv_mem_regions.c?
> 

I'd rather rename mshv_mem_region into mshv_region instead, as MMIO
regions aren't memory regions.

Thanks,
Stanislav

> Nevertheless:
> 
> Reviewed-by: Anirudh Rayabharam (Microsoft) <anirudh@...rudhrb.com>
>