The following changes since commit 37d1246af2d530710cf5822d2845774f01c03b22: virtio_net: bulk free tx skbs (2018-12-06 14:28:39 -0500) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/virtio-ccw-20181219 for you to fetch changes up to 6fb95ef30707f1b2fcaea8d6dc873055e0460b1a: virtio-ccw: diag 500 may return a negative cookie (2018-12-19 11:01:57 +0100) ---------------------------------------------------------------- One small documentation fix for 4.21. ---------------------------------------------------------------- Cornelia Huck (1): virtio-ccw: diag 500 may return a negative cookie Documentation/virtual/kvm/s390-diag.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.17.2
Cornelia Huck
2018-Dec-19 10:14 UTC
[PULL 1/1] 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 at linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck at redhat.com>
---
Documentation/virtual/kvm/s390-diag.txt | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/virtual/kvm/s390-diag.txt
b/Documentation/virtual/kvm/s390-diag.txt
index 48c4921794ed..7c52e5f8b210 100644
--- a/Documentation/virtual/kvm/s390-diag.txt
+++ b/Documentation/virtual/kvm/s390-diag.txt
@@ -68,7 +68,8 @@ Subcode 3 - virtio-ccw notification
identifier, it is ignored.
After completion of the DIAGNOSE call, general register 2 may contain
- a 64bit identifier (in the kvm_io_bus cookie case).
+ a 64bit identifier (in the kvm_io_bus cookie case), or a negative
+ error value, if an internal error occurred.
See also the virtio standard for a discussion of this hypercall.
--
2.17.2
On Wed, 19 Dec 2018 11:14:13 +0100 Cornelia Huck <cohuck at redhat.com> wrote:> The following changes since commit 37d1246af2d530710cf5822d2845774f01c03b22: > > virtio_net: bulk free tx skbs (2018-12-06 14:28:39 -0500) > > are available in the Git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/virtio-ccw-20181219 > > for you to fetch changes up to 6fb95ef30707f1b2fcaea8d6dc873055e0460b1a: > > virtio-ccw: diag 500 may return a negative cookie (2018-12-19 11:01:57 +0100) > > ---------------------------------------------------------------- > One small documentation fix for 4.21. > > ---------------------------------------------------------------- > > Cornelia Huck (1): > virtio-ccw: diag 500 may return a negative cookie > > Documentation/virtual/kvm/s390-diag.txt | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) >ping?
On Thu, Jan 03, 2019 at 09:55:07AM +0100, Cornelia Huck wrote:> On Wed, 19 Dec 2018 11:14:13 +0100 > Cornelia Huck <cohuck at redhat.com> wrote: > > > The following changes since commit 37d1246af2d530710cf5822d2845774f01c03b22: > > > > virtio_net: bulk free tx skbs (2018-12-06 14:28:39 -0500) > > > > are available in the Git repository at: > > > > git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/virtio-ccw-20181219 > > > > for you to fetch changes up to 6fb95ef30707f1b2fcaea8d6dc873055e0460b1a: > > > > virtio-ccw: diag 500 may return a negative cookie (2018-12-19 11:01:57 +0100) > > > > ---------------------------------------------------------------- > > One small documentation fix for 4.21. > > > > ---------------------------------------------------------------- > > > > Cornelia Huck (1): > > virtio-ccw: diag 500 may return a negative cookie > > > > Documentation/virtual/kvm/s390-diag.txt | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > ping?Sorry holidays :) I'll pick this up for the next pull. -- MST