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authorXiao Feng Ren <renxiaof@linux.vnet.ibm.com>2017-05-17 02:48:07 +0200
committerCornelia Huck <cornelia.huck@de.ibm.com>2017-05-19 12:29:01 +0200
commit1dcac3e15263674bb9c84feed6b35bb1f7bc1c6b (patch)
tree5d3f4df1add6dd9c04f0c3cc6bab0a000d23bf56 /default-configs
parenta8eac9431ad060012348908f93d6421ae3c97300 (diff)
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vfio/ccw: vfio based subchannel passthrough driver
We use the IOMMU_TYPE1 of VFIO to realize the subchannels passthrough, implement a vfio based subchannels passthrough driver called "vfio-ccw". Support qemu parameters in the style of: "-device vfio-ccw,sysfsdev=$mdev_file_path,devno=xx.x.xxxx' Reviewed-by: Eric Auger <eric.auger@redhat.com> Acked-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Xiao Feng Ren <renxiaof@linux.vnet.ibm.com> Signed-off-by: Dong Jia Shi <bjsdjshi@linux.vnet.ibm.com> Message-Id: <20170517004813.58227-8-bjsdjshi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'default-configs')
-rw-r--r--default-configs/s390x-softmmu.mak1
1 files changed, 1 insertions, 0 deletions
diff --git a/default-configs/s390x-softmmu.mak b/default-configs/s390x-softmmu.mak
index 9615a48..18aed56 100644
--- a/default-configs/s390x-softmmu.mak
+++ b/default-configs/s390x-softmmu.mak
@@ -5,4 +5,5 @@ CONFIG_SCLPCONSOLE=y
CONFIG_TERMINAL3270=y
CONFIG_S390_FLIC=y
CONFIG_S390_FLIC_KVM=$(CONFIG_KVM)
+CONFIG_VFIO_CCW=$(CONFIG_LINUX)
CONFIG_WDT_DIAG288=y