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author | Randy Dunlap <rdunlap@infradead.org> | 2021-05-15 12:08:56 -0700 |
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committer | Alex Williamson <alex.williamson@redhat.com> | 2021-05-24 13:40:13 -0600 |
commit | 2a55ca37350171d9b43d561528f23d4130097255 (patch) | |
tree | 071b6ad6926abeebb0d3feb71c8b8c8826d864de /drivers/vfio/pci | |
parent | d1ce2c79156d3baf0830990ab06d296477b93c26 (diff) | |
download | linux-2a55ca37350171d9b43d561528f23d4130097255.tar.gz |
vfio/pci: zap_vma_ptes() needs MMU
zap_vma_ptes() is only available when CONFIG_MMU is set/enabled. Without CONFIG_MMU, vfio_pci.o has build errors, so make VFIO_PCI depend on MMU. riscv64-linux-ld: drivers/vfio/pci/vfio_pci.o: in function `vfio_pci_mmap_open': vfio_pci.c:(.text+0x1ec): undefined reference to `zap_vma_ptes' riscv64-linux-ld: drivers/vfio/pci/vfio_pci.o: in function `.L0 ': vfio_pci.c:(.text+0x165c): undefined reference to `zap_vma_ptes' Fixes: 11c4cd07ba11 ("vfio-pci: Fault mmaps to enable vma tracking") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Reported-by: kernel test robot <lkp@intel.com> Cc: Alex Williamson <alex.williamson@redhat.com> Cc: Cornelia Huck <cohuck@redhat.com> Cc: kvm@vger.kernel.org Cc: Jason Gunthorpe <jgg@nvidia.com> Cc: Eric Auger <eric.auger@redhat.com> Message-Id: <20210515190856.2130-1-rdunlap@infradead.org> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/pci')
-rw-r--r-- | drivers/vfio/pci/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/vfio/pci/Kconfig b/drivers/vfio/pci/Kconfig index 53ce78d7d07b..5e2e1b9a9fd3 100644 --- a/drivers/vfio/pci/Kconfig +++ b/drivers/vfio/pci/Kconfig @@ -2,6 +2,7 @@ config VFIO_PCI tristate "VFIO support for PCI devices" depends on VFIO && PCI && EVENTFD + depends on MMU select VFIO_VIRQFD select IRQ_BYPASS_MANAGER help |