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Date:   Fri, 30 Oct 2020 15:58:58 -0300
From:   Jason Gunthorpe <jgg@nvidia.com>
To:     Dave Jiang <dave.jiang@intel.com>
CC:     <vkoul@kernel.org>, <megha.dey@intel.com>, <maz@kernel.org>,
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Subject: Re: [PATCH v4 00/17] Add VFIO mediated device support and DEV-MSI
 support for the idxd driver
Message-ID: <20201030185858.GI2620339@nvidia.com>
References: <160408357912.912050.17005584526266191420.stgit@djiang5-desk3.ch.intel.com>
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On Fri, Oct 30, 2020 at 11:50:47AM -0700, Dave Jiang wrote:
>  .../ABI/stable/sysfs-driver-dma-idxd          |    6 +
>  Documentation/driver-api/vfio/mdev-idxd.rst   |  404 ++++++
>  MAINTAINERS                                   |    1 +
>  drivers/dma/Kconfig                           |    9 +
>  drivers/dma/idxd/Makefile                     |    2 +
>  drivers/dma/idxd/cdev.c                       |    6 +-
>  drivers/dma/idxd/device.c                     |  294 ++++-
>  drivers/dma/idxd/idxd.h                       |   67 +-
>  drivers/dma/idxd/init.c                       |   86 ++
>  drivers/dma/idxd/irq.c                        |    6 +-
>  drivers/dma/idxd/mdev.c                       | 1121 +++++++++++++++++
>  drivers/dma/idxd/mdev.h                       |  116 ++

Again, a subsytem driver belongs in the directory hierarchy of the
subsystem, not in other random places. All this mdev stuff belongs
under drivers/vfio

Jason