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authorGavin Shan <gwshan@linux.vnet.ibm.com>2016-06-15 14:28:27 +1000
committerDavid Gibson <david@gibson.dropbear.id.au>2016-06-17 15:59:18 +1000
commitd917e88d85a147a99f38a62a4f95cac21e366d51 (patch)
tree8b58a292aa7ff8c805376bfb7e74d91dc6987676
parent35b5066ea7c2c3051fbc5a24b3d463b9800063e2 (diff)
vfio: Fix broken EEH
vfio_eeh_container_op() is the backend that communicates with host kernel to support EEH functionality in QEMU. However, the functon should return the value from host kernel instead of 0 unconditionally. dwg: Specifically the problem occurs for the handful of EEH sub-operations which can return a non-zero, non-error result. Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com> Acked-by: Alex Williamson <alex.williamson@redhat.com> [dwg: clarification to commit message] Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
-rw-r--r--hw/vfio/common.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index 5ff5e9220a..1898f1f3e4 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -1257,7 +1257,7 @@ static int vfio_eeh_container_op(VFIOContainer *container, uint32_t op)
return -errno;
}
- return 0;
+ return ret;
}
static VFIOContainer *vfio_eeh_as_container(AddressSpace *as)