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| author |   Cornelia Huck <cohuck@redhat.com> | 2019-01-21 13:19:42 +0100 |
|---|---|---|
| committer |   Michael S. Tsirkin <mst@redhat.com> | 2019-03-06 11:19:33 -0500 |
| commit | 8457fdfeb16d307b2acd502cb9224d03174294d2 (patch) | |
| tree | f2c824b52f777e2f747125a1a62848f5ce93e3d9 /drivers/s390/virtio | |
| parent | virtio_balloon: remove the unnecessary 0-initialization (diff) | |
| download | linux-dev-8457fdfeb16d307b2acd502cb9224d03174294d2.tar.xz linux-dev-8457fdfeb16d307b2acd502cb9224d03174294d2.zip | |
virtio-ccw: diag 500 may return a negative cookie
If something goes wrong in the kvm io bus handling, the virtio-ccw
diagnose may return a negative error value in the cookie gpr.
Document this.
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/s390/virtio')
0 files changed, 0 insertions, 0 deletions