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authorMatthew Rosato2020-10-15 15:16:07 +0200
committerCornelia Huck2020-10-22 15:43:33 +0200
commitdb08244a3a7ec312dfed3fd9b88e114281215458 (patch)
tree6e79eca11655a67362f2eaab4e00fdb9aba6ef17
parentMerge remote-tracking branch 'remotes/kraxel/tags/modules-20201022-pull-reque... (diff)
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s390x/s390-virtio-ccw: Reset PCI devices during subsystem reset
Currently, a subsystem reset event leaves PCI devices enabled, causing issues post-reset in the guest (an example would be after a kexec). These devices need to be reset during a subsystem reset, allowing them to be properly re-enabled afterwards. Add the S390 PCI host bridge to the list of qdevs to be reset during subsystem reset. Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> Reviewed-by: Eric Farman <farman@linux.ibm.com> Acked-by: Halil Pasic <pasic@linux.ibm.com> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Cc: qemu-stable@nongnu.org Message-Id: <1602767767-32713-1-git-send-email-mjrosato@linux.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
-rw-r--r--hw/s390x/s390-virtio-ccw.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index e52182f946..2e900335ea 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -101,6 +101,7 @@ static const char *const reset_dev_types[] = {
"s390-sclp-event-facility",
"s390-flic",
"diag288",
+ TYPE_S390_PCI_HOST_BRIDGE,
};
static void subsystem_reset(void)