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Message-ID:
 <BL1PR12MB51448EAE34D063B661C0F358F7AA2@BL1PR12MB5144.namprd12.prod.outlook.com>
Date: Mon, 7 Apr 2025 21:17:14 +0000
From: "Deucher, Alexander" <Alexander.Deucher@....com>
To: Arnd Bergmann <arnd@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>
CC: Arnd Bergmann <arnd@...db.de>, Jeff Hugo <jeff.hugo@....qualcomm.com>,
	Carl Vanderlip <quic_carlv@...cinc.com>, Oded Gabbay <ogabbay@...nel.org>,
	Takashi Sakamoto <o-takashi@...amocchi.jp>, Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>, "Koenig, Christian"
	<Christian.Koenig@....com>, Dave Airlie <airlied@...hat.com>, Jocelyn Falempe
	<jfalempe@...hat.com>, Patrik Jakobsson <patrik.r.jakobsson@...il.com>,
	Xinliang Liu <xinliang.liu@...aro.org>, Tian Tao <tiantao6@...ilicon.com>,
	Xinwei Kong <kong.kongxinwei@...ilicon.com>, Sumit Semwal
	<sumit.semwal@...aro.org>, Yongqin Liu <yongqin.liu@...aro.org>, John Stultz
	<jstultz@...gle.com>, Sui Jingfeng <suijingfeng@...ngson.cn>, Lyude Paul
	<lyude@...hat.com>, Danilo Krummrich <dakr@...nel.org>, Gerd Hoffmann
	<kraxel@...hat.com>, Zack Rusin <zack.rusin@...adcom.com>, Broadcom internal
 kernel review list <bcm-kernel-feedback-list@...adcom.com>, Lucas De Marchi
	<lucas.demarchi@...el.com>, Thomas Hellström
	<thomas.hellstrom@...ux.intel.com>, Rodrigo Vivi <rodrigo.vivi@...el.com>,
	Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo
 Abeni <pabeni@...hat.com>, Saurav Kashyap <skashyap@...vell.com>, Javed Hasan
	<jhasan@...vell.com>, "GR-QLogic-Storage-Upstream@...vell.com"
	<GR-QLogic-Storage-Upstream@...vell.com>, "James E.J. Bottomley"
	<James.Bottomley@...senPartnership.com>, "Martin K. Petersen"
	<martin.petersen@...cle.com>, Nilesh Javali <njavali@...vell.com>, Manish
 Rangankar <mrangankar@...vell.com>, Alex Williamson
	<alex.williamson@...hat.com>, Geert Uytterhoeven <geert+renesas@...der.be>,
	Javier Martinez Canillas <javierm@...hat.com>, Jani Nikula
	<jani.nikula@...el.com>, "Limonciello, Mario" <Mario.Limonciello@....com>,
	Thomas Weißschuh <linux@...ssschuh.net>, "Lazar, Lijo"
	<Lijo.Lazar@....com>, Niklas Schnelle <schnelle@...ux.ibm.com>, Dmitry
 Baryshkov <lumag@...nel.org>, "linux-arm-msm@...r.kernel.org"
	<linux-arm-msm@...r.kernel.org>, "dri-devel@...ts.freedesktop.org"
	<dri-devel@...ts.freedesktop.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "linux1394-devel@...ts.sourceforge.net"
	<linux1394-devel@...ts.sourceforge.net>, "amd-gfx@...ts.freedesktop.org"
	<amd-gfx@...ts.freedesktop.org>, "nouveau@...ts.freedesktop.org"
	<nouveau@...ts.freedesktop.org>, "virtualization@...ts.linux.dev"
	<virtualization@...ts.linux.dev>, "spice-devel@...ts.freedesktop.org"
	<spice-devel@...ts.freedesktop.org>, "intel-xe@...ts.freedesktop.org"
	<intel-xe@...ts.freedesktop.org>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>, "linux-pci@...r.kernel.org"
	<linux-pci@...r.kernel.org>, "linux-scsi@...r.kernel.org"
	<linux-scsi@...r.kernel.org>, "kvm@...r.kernel.org" <kvm@...r.kernel.org>
Subject: RE: [RFC] PCI: add CONFIG_MMU dependency

[Public]

> -----Original Message-----
> From: Arnd Bergmann <arnd@...nel.org>
> Sent: Monday, April 7, 2025 6:38 AM
> To: Bjorn Helgaas <bhelgaas@...gle.com>
> Cc: Arnd Bergmann <arnd@...db.de>; Jeff Hugo
> <jeff.hugo@....qualcomm.com>; Carl Vanderlip <quic_carlv@...cinc.com>; Oded
> Gabbay <ogabbay@...nel.org>; Takashi Sakamoto <o-takashi@...amocchi.jp>;
> Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>; Maxime Ripard
> <mripard@...nel.org>; Thomas Zimmermann <tzimmermann@...e.de>; David
> Airlie <airlied@...il.com>; Simona Vetter <simona@...ll.ch>; Deucher, Alexander
> <Alexander.Deucher@....com>; Koenig, Christian
> <Christian.Koenig@....com>; Dave Airlie <airlied@...hat.com>; Jocelyn
> Falempe <jfalempe@...hat.com>; Patrik Jakobsson
> <patrik.r.jakobsson@...il.com>; Xinliang Liu <xinliang.liu@...aro.org>; Tian Tao
> <tiantao6@...ilicon.com>; Xinwei Kong <kong.kongxinwei@...ilicon.com>; Sumit
> Semwal <sumit.semwal@...aro.org>; Yongqin Liu <yongqin.liu@...aro.org>; John
> Stultz <jstultz@...gle.com>; Sui Jingfeng <suijingfeng@...ngson.cn>; Lyude Paul
> <lyude@...hat.com>; Danilo Krummrich <dakr@...nel.org>; Gerd Hoffmann
> <kraxel@...hat.com>; Zack Rusin <zack.rusin@...adcom.com>; Broadcom
> internal kernel review list <bcm-kernel-feedback-list@...adcom.com>; Lucas De
> Marchi <lucas.demarchi@...el.com>; Thomas Hellström
> <thomas.hellstrom@...ux.intel.com>; Rodrigo Vivi <rodrigo.vivi@...el.com>;
> Andrew Lunn <andrew+netdev@...n.ch>; David S. Miller
> <davem@...emloft.net>; Eric Dumazet <edumazet@...gle.com>; Jakub Kicinski
> <kuba@...nel.org>; Paolo Abeni <pabeni@...hat.com>; Saurav Kashyap
> <skashyap@...vell.com>; Javed Hasan <jhasan@...vell.com>; GR-QLogic-
> Storage-Upstream@...vell.com; James E.J. Bottomley
> <James.Bottomley@...senPartnership.com>; Martin K. Petersen
> <martin.petersen@...cle.com>; Nilesh Javali <njavali@...vell.com>; Manish
> Rangankar <mrangankar@...vell.com>; Alex Williamson
> <alex.williamson@...hat.com>; Geert Uytterhoeven <geert+renesas@...der.be>;
> Javier Martinez Canillas <javierm@...hat.com>; Jani Nikula
> <jani.nikula@...el.com>; Limonciello, Mario <Mario.Limonciello@....com>;
> Thomas Weißschuh <linux@...ssschuh.net>; Lazar, Lijo <Lijo.Lazar@....com>;
> Niklas Schnelle <schnelle@...ux.ibm.com>; Dmitry Baryshkov
> <lumag@...nel.org>; linux-arm-msm@...r.kernel.org; dri-
> devel@...ts.freedesktop.org; linux-kernel@...r.kernel.org; linux1394-
> devel@...ts.sourceforge.net; amd-gfx@...ts.freedesktop.org;
> nouveau@...ts.freedesktop.org; virtualization@...ts.linux.dev; spice-
> devel@...ts.freedesktop.org; intel-xe@...ts.freedesktop.org;
> netdev@...r.kernel.org; linux-pci@...r.kernel.org; linux-scsi@...r.kernel.org;
> kvm@...r.kernel.org
> Subject: [RFC] PCI: add CONFIG_MMU dependency
>
> From: Arnd Bergmann <arnd@...db.de>
>
> It turns out that there are no platforms that have PCI but don't have an MMU, so
> adding a Kconfig dependency on CONFIG_PCI simplifies build testing kernels for
> those platforms a lot, and avoids a lot of inadvertent build regressions.
>
> Add a dependency for CONFIG_PCI and remove all the ones for PCI specific
> device drivers that are currently marked not having it.
>
> Link: https://lore.kernel.org/lkml/a41f1b20-a76c-43d8-8c36-
> f12744327a54@....fastmail.com/
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

For radeon, amdgpu:
Acked-by: Alex Deucher <alexander.deucher@....com>



> ---
>  drivers/accel/qaic/Kconfig              | 1 -
>  drivers/firewire/Kconfig                | 2 +-
>  drivers/gpu/drm/Kconfig                 | 2 +-
>  drivers/gpu/drm/amd/amdgpu/Kconfig      | 3 +--
>  drivers/gpu/drm/ast/Kconfig             | 2 +-
>  drivers/gpu/drm/gma500/Kconfig          | 2 +-
>  drivers/gpu/drm/hisilicon/hibmc/Kconfig | 1 -
>  drivers/gpu/drm/loongson/Kconfig        | 2 +-
>  drivers/gpu/drm/mgag200/Kconfig         | 2 +-
>  drivers/gpu/drm/nouveau/Kconfig         | 3 +--
>  drivers/gpu/drm/qxl/Kconfig             | 2 +-
>  drivers/gpu/drm/radeon/Kconfig          | 2 +-
>  drivers/gpu/drm/tiny/Kconfig            | 2 +-
>  drivers/gpu/drm/vmwgfx/Kconfig          | 2 +-
>  drivers/gpu/drm/xe/Kconfig              | 2 +-
>  drivers/net/ethernet/broadcom/Kconfig   | 1 -
>  drivers/pci/Kconfig                     | 1 +
>  drivers/pci/pci.c                       | 4 ++--
>  drivers/scsi/bnx2fc/Kconfig             | 1 -
>  drivers/scsi/bnx2i/Kconfig              | 1 -
>  drivers/vfio/pci/Kconfig                | 2 +-
>  21 files changed, 17 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/accel/qaic/Kconfig b/drivers/accel/qaic/Kconfig index
> a9f866230058..5e405a19c157 100644
> --- a/drivers/accel/qaic/Kconfig
> +++ b/drivers/accel/qaic/Kconfig
> @@ -8,7 +8,6 @@ config DRM_ACCEL_QAIC
>       depends on DRM_ACCEL
>       depends on PCI && HAS_IOMEM
>       depends on MHI_BUS
> -     depends on MMU
>       select CRC32
>       help
>         Enables driver for Qualcomm's Cloud AI accelerator PCIe cards that are
> diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig index
> 905c82e26ce7..a5f5e250223a 100644
> --- a/drivers/firewire/Kconfig
> +++ b/drivers/firewire/Kconfig
> @@ -83,7 +83,7 @@ config
> FIREWIRE_KUNIT_SELF_ID_SEQUENCE_HELPER_TEST
>
>  config FIREWIRE_OHCI
>       tristate "OHCI-1394 controllers"
> -     depends on PCI && FIREWIRE && MMU
> +     depends on PCI && FIREWIRE
>       help
>         Enable this driver if you have a FireWire controller based
>         on the OHCI specification.  For all practical purposes, this diff --git
> a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index
> 2cba2b6ebe1c..6e95d204597e 100644
> --- a/drivers/gpu/drm/Kconfig
> +++ b/drivers/gpu/drm/Kconfig
> @@ -462,7 +462,7 @@ source "drivers/gpu/drm/imagination/Kconfig"
>
>  config DRM_HYPERV
>       tristate "DRM Support for Hyper-V synthetic video device"
> -     depends on DRM && PCI && MMU && HYPERV
> +     depends on DRM && PCI && HYPERV
>       select DRM_CLIENT_SELECTION
>       select DRM_KMS_HELPER
>       select DRM_GEM_SHMEM_HELPER
> diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig
> b/drivers/gpu/drm/amd/amdgpu/Kconfig
> index 1a11cab741ac..058e3b3ad520 100644
> --- a/drivers/gpu/drm/amd/amdgpu/Kconfig
> +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig
> @@ -2,7 +2,7 @@
>
>  config DRM_AMDGPU
>       tristate "AMD GPU"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       depends on !UML
>       select FW_LOADER
>       select DRM_CLIENT
> @@ -68,7 +68,6 @@ config DRM_AMDGPU_CIK
>  config DRM_AMDGPU_USERPTR
>       bool "Always enable userptr write support"
>       depends on DRM_AMDGPU
> -     depends on MMU
>       select HMM_MIRROR
>       select MMU_NOTIFIER
>       help
> diff --git a/drivers/gpu/drm/ast/Kconfig b/drivers/gpu/drm/ast/Kconfig index
> da0663542e8a..242fbccdf844 100644
> --- a/drivers/gpu/drm/ast/Kconfig
> +++ b/drivers/gpu/drm/ast/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_AST
>       tristate "AST server chips"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       select DRM_CLIENT_SELECTION
>       select DRM_GEM_SHMEM_HELPER
>       select DRM_KMS_HELPER
> diff --git a/drivers/gpu/drm/gma500/Kconfig b/drivers/gpu/drm/gma500/Kconfig index
> aa2ea128aa2f..a2acaa699dd5 100644
> --- a/drivers/gpu/drm/gma500/Kconfig
> +++ b/drivers/gpu/drm/gma500/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_GMA500
>       tristate "Intel GMA500/600/3600/3650 KMS Framebuffer"
> -     depends on DRM && PCI && X86 && MMU && HAS_IOPORT
> +     depends on DRM && PCI && X86 && HAS_IOPORT
>       select DRM_CLIENT_SELECTION
>       select DRM_KMS_HELPER
>       select FB_IOMEM_HELPERS if DRM_FBDEV_EMULATION diff --git
> a/drivers/gpu/drm/hisilicon/hibmc/Kconfig b/drivers/gpu/drm/hisilicon/hibmc/Kconfig
> index 98d77d74999d..d1f3f5793f34 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/Kconfig
> +++ b/drivers/gpu/drm/hisilicon/hibmc/Kconfig
> @@ -2,7 +2,6 @@
>  config DRM_HISI_HIBMC
>       tristate "DRM Support for Hisilicon Hibmc"
>       depends on DRM && PCI
> -     depends on MMU
>       select DRM_CLIENT_SELECTION
>       select DRM_DISPLAY_HELPER
>       select DRM_DISPLAY_DP_HELPER
> diff --git a/drivers/gpu/drm/loongson/Kconfig b/drivers/gpu/drm/loongson/Kconfig
> index 552edfec7afb..d739d51cf54c 100644
> --- a/drivers/gpu/drm/loongson/Kconfig
> +++ b/drivers/gpu/drm/loongson/Kconfig
> @@ -2,7 +2,7 @@
>
>  config DRM_LOONGSON
>       tristate "DRM support for Loongson Graphics"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       depends on LOONGARCH || MIPS || COMPILE_TEST
>       select DRM_CLIENT_SELECTION
>       select DRM_KMS_HELPER
> diff --git a/drivers/gpu/drm/mgag200/Kconfig b/drivers/gpu/drm/mgag200/Kconfig
> index 412dcbea0e2d..a962ae564a75 100644
> --- a/drivers/gpu/drm/mgag200/Kconfig
> +++ b/drivers/gpu/drm/mgag200/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_MGAG200
>       tristate "Matrox G200"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       select DRM_CLIENT_SELECTION
>       select DRM_GEM_SHMEM_HELPER
>       select DRM_KMS_HELPER
> diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
> index 7b3e979c51ec..d1587639ebb0 100644
> --- a/drivers/gpu/drm/nouveau/Kconfig
> +++ b/drivers/gpu/drm/nouveau/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_NOUVEAU
>       tristate "Nouveau (NVIDIA) cards"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       select IOMMU_API
>       select FW_LOADER
>       select FW_CACHE if PM_SLEEP
> @@ -94,7 +94,6 @@ config DRM_NOUVEAU_SVM
>       bool "(EXPERIMENTAL) Enable SVM (Shared Virtual Memory) support"
>       depends on DEVICE_PRIVATE
>       depends on DRM_NOUVEAU
> -     depends on MMU
>       depends on STAGING
>       select HMM_MIRROR
>       select MMU_NOTIFIER
> diff --git a/drivers/gpu/drm/qxl/Kconfig b/drivers/gpu/drm/qxl/Kconfig index
> 69427eb8bed2..d8f24bcae34b 100644
> --- a/drivers/gpu/drm/qxl/Kconfig
> +++ b/drivers/gpu/drm/qxl/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_QXL
>       tristate "QXL virtual GPU"
> -     depends on DRM && PCI && MMU && HAS_IOPORT
> +     depends on DRM && PCI && HAS_IOPORT
>       select DRM_CLIENT_SELECTION
>       select DRM_KMS_HELPER
>       select DRM_TTM
> diff --git a/drivers/gpu/drm/radeon/Kconfig b/drivers/gpu/drm/radeon/Kconfig index
> f51bace9555d..c479f0c0dd5c 100644
> --- a/drivers/gpu/drm/radeon/Kconfig
> +++ b/drivers/gpu/drm/radeon/Kconfig
> @@ -2,7 +2,7 @@
>
>  config DRM_RADEON
>       tristate "ATI Radeon"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       depends on AGP || !AGP
>       select FW_LOADER
>       select DRM_CLIENT_SELECTION
> diff --git a/drivers/gpu/drm/tiny/Kconfig b/drivers/gpu/drm/tiny/Kconfig index
> 54c84c9801c1..6ca12fe7f57a 100644
> --- a/drivers/gpu/drm/tiny/Kconfig
> +++ b/drivers/gpu/drm/tiny/Kconfig
> @@ -37,7 +37,7 @@ config DRM_BOCHS
>
>  config DRM_CIRRUS_QEMU
>       tristate "Cirrus driver for QEMU emulated device"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       select DRM_CLIENT_SELECTION
>       select DRM_KMS_HELPER
>       select DRM_GEM_SHMEM_HELPER
> diff --git a/drivers/gpu/drm/vmwgfx/Kconfig b/drivers/gpu/drm/vmwgfx/Kconfig index
> 6c3c2922ae8b..aab646b91ca9 100644
> --- a/drivers/gpu/drm/vmwgfx/Kconfig
> +++ b/drivers/gpu/drm/vmwgfx/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0
>  config DRM_VMWGFX
>       tristate "DRM driver for VMware Virtual GPU"
> -     depends on DRM && PCI && MMU
> +     depends on DRM && PCI
>       depends on (X86 && HYPERVISOR_GUEST) || ARM64
>       select DRM_CLIENT_SELECTION
>       select DRM_TTM
> diff --git a/drivers/gpu/drm/xe/Kconfig b/drivers/gpu/drm/xe/Kconfig index
> 5c2f459a2925..2dec62737ff6 100644
> --- a/drivers/gpu/drm/xe/Kconfig
> +++ b/drivers/gpu/drm/xe/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only  config DRM_XE
>       tristate "Intel Xe Graphics"
> -     depends on DRM && PCI && MMU && (m || (y && KUNIT=y))
> +     depends on DRM && PCI && (m || (y && KUNIT=y))
>       select INTERVAL_TREE
>       # we need shmfs for the swappable backing store, and in particular
>       # the shmem_readpage() which depends upon tmpfs diff --git
> a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
> index eeec8bf17cf4..aa43984a05cf 100644
> --- a/drivers/net/ethernet/broadcom/Kconfig
> +++ b/drivers/net/ethernet/broadcom/Kconfig
> @@ -96,7 +96,6 @@ config BNX2
>  config CNIC
>       tristate "QLogic CNIC support"
>       depends on PCI && (IPV6 || IPV6=n)
> -     depends on MMU
>       select BNX2
>       select UIO
>       help
> diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index
> da28295b4aac..9c0e4aaf4e8c 100644
> --- a/drivers/pci/Kconfig
> +++ b/drivers/pci/Kconfig
> @@ -21,6 +21,7 @@ config GENERIC_PCI_IOMAP  menuconfig PCI
>       bool "PCI support"
>       depends on HAVE_PCI
> +     depends on MMU
>       help
>         This option enables support for the PCI local bus, including
>         support for PCI-X and the foundations for PCI Express support.
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 4d7c9f64ea24..60a20a0ac41f
> 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -4257,7 +4257,7 @@ unsigned long __weak pci_address_to_pio(phys_addr_t
> address)  #ifndef pci_remap_iospace  int pci_remap_iospace(const struct resource
> *res, phys_addr_t phys_addr)  { -#if defined(PCI_IOBASE) &&
> defined(CONFIG_MMU)
> +#if defined(PCI_IOBASE)
>       unsigned long vaddr = (unsigned long)PCI_IOBASE + res->start;
>
>       if (!(res->flags & IORESOURCE_IO))
> @@ -4290,7 +4290,7 @@ EXPORT_SYMBOL(pci_remap_iospace);
>   */
>  void pci_unmap_iospace(struct resource *res)  { -#if defined(PCI_IOBASE) &&
> defined(CONFIG_MMU)
> +#if defined(PCI_IOBASE)
>       unsigned long vaddr = (unsigned long)PCI_IOBASE + res->start;
>
>       vunmap_range(vaddr, vaddr + resource_size(res)); diff --git
> a/drivers/scsi/bnx2fc/Kconfig b/drivers/scsi/bnx2fc/Kconfig index
> ecdc0f0f4f4e..3cf7e08df809 100644
> --- a/drivers/scsi/bnx2fc/Kconfig
> +++ b/drivers/scsi/bnx2fc/Kconfig
> @@ -5,7 +5,6 @@ config SCSI_BNX2X_FCOE
>       depends on (IPV6 || IPV6=n)
>       depends on LIBFC
>       depends on LIBFCOE
> -     depends on MMU
>       select NETDEVICES
>       select ETHERNET
>       select NET_VENDOR_BROADCOM
> diff --git a/drivers/scsi/bnx2i/Kconfig b/drivers/scsi/bnx2i/Kconfig index
> 0cc06c2ce0b8..75ace2302fed 100644
> --- a/drivers/scsi/bnx2i/Kconfig
> +++ b/drivers/scsi/bnx2i/Kconfig
> @@ -4,7 +4,6 @@ config SCSI_BNX2_ISCSI
>       depends on NET
>       depends on PCI
>       depends on (IPV6 || IPV6=n)
> -     depends on MMU
>       select SCSI_ISCSI_ATTRS
>       select NETDEVICES
>       select ETHERNET
> diff --git a/drivers/vfio/pci/Kconfig b/drivers/vfio/pci/Kconfig index
> c3bcb6911c53..2b0172f54665 100644
> --- a/drivers/vfio/pci/Kconfig
> +++ b/drivers/vfio/pci/Kconfig
> @@ -1,6 +1,6 @@
>  # SPDX-License-Identifier: GPL-2.0-only  menu "VFIO support for PCI devices"
> -     depends on PCI && MMU
> +     depends on PCI
>
>  config VFIO_PCI_CORE
>       tristate
> --
> 2.39.5


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