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vfio: Add ioctl number to error report
author
Alexey Kardashevskiy
<aik@ozlabs.ru>
Mon, 2 Mar 2015 18:38:54 +0000
(11:38 -0700)
committer
Alex Williamson
<alex.williamson@redhat.com>
Mon, 2 Mar 2015 18:38:54 +0000
(11:38 -0700)
This makes the error report more informative.
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
hw/vfio/common.c
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diff --git
a/hw/vfio/common.c
b/hw/vfio/common.c
index
c5d1551
..
c9df08d
100644
(file)
--- a/
hw/vfio/common.c
+++ b/
hw/vfio/common.c
@@
-932,8
+932,8
@@
static int vfio_container_do_ioctl(AddressSpace *as, int32_t groupid,
if (group->container) {
ret = ioctl(container->fd, req, param);
if (ret < 0) {
- error_report("vfio: failed to ioctl container: ret=%d, %s",
- ret, strerror(errno));
+ error_report("vfio: failed to ioctl
%d to
container: ret=%d, %s",
+
_IOC_NR(req) - VFIO_BASE,
ret, strerror(errno));
}
}