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authorArnd Bergmann <arnd@arndb.de>2023-01-26 22:08:31 +0100
committerAlex Williamson <alex.williamson@redhat.com>2023-01-30 09:49:39 -0700
commitde858a05c9d8cecfb294d3cb89e491a36b8688fd (patch)
treeb92712c431ed892c1f2800157a123577e86bc3d1 /arch/s390/Kconfig
parent7658aeda334a624634b2ed0538feee374e24e1e3 (diff)
downloadlinux-de858a05c9d8cecfb294d3cb89e491a36b8688fd.tar.gz
vfio-mdev: add back CONFIG_VFIO dependency
CONFIG_VFIO_MDEV cannot be selected when VFIO itself is disabled, otherwise we get a link failure: WARNING: unmet direct dependencies detected for VFIO_MDEV Depends on [n]: VFIO [=n] Selected by [y]: - SAMPLE_VFIO_MDEV_MTTY [=y] && SAMPLES [=y] - SAMPLE_VFIO_MDEV_MDPY [=y] && SAMPLES [=y] - SAMPLE_VFIO_MDEV_MBOCHS [=y] && SAMPLES [=y] /home/arnd/cross/arm64/gcc-13.0.1-nolibc/x86_64-linux/bin/x86_64-linux-ld: samples/vfio-mdev/mdpy.o: in function `mdpy_remove': mdpy.c:(.text+0x1e1): undefined reference to `vfio_unregister_group_dev' /home/arnd/cross/arm64/gcc-13.0.1-nolibc/x86_64-linux/bin/x86_64-linux-ld: samples/vfio-mdev/mdpy.o: in function `mdpy_probe': mdpy.c:(.text+0x149e): undefined reference to `_vfio_alloc_device' Fixes: 8bf8c5ee1f38 ("vfio-mdev: turn VFIO_MDEV into a selectable symbol") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Link: https://lore.kernel.org/r/20230126211211.1762319-1-arnd@kernel.org Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'arch/s390/Kconfig')
-rw-r--r--arch/s390/Kconfig4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 85d2fe264d3d..8b2707e2edd1 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -714,6 +714,7 @@ config VFIO_CCW
def_tristate n
prompt "Support for VFIO-CCW subchannels"
depends on S390_CCW_IOMMU
+ depends on VFIO
select VFIO_MDEV
help
This driver allows usage of I/O subchannels via VFIO-CCW.
@@ -725,8 +726,9 @@ config VFIO_AP
def_tristate n
prompt "VFIO support for AP devices"
depends on S390_AP_IOMMU && KVM
- select VFIO_MDEV
+ depends on VFIO
depends on ZCRYPT
+ select VFIO_MDEV
help
This driver grants access to Adjunct Processor (AP) devices
via the VFIO mediated device interface.