diff mbox

vfio: Add ioctl number to error report

Message ID 1424679214-8377-1-git-send-email-aik@ozlabs.ru
State New
Headers show

Commit Message

Alexey Kardashevskiy Feb. 23, 2015, 8:13 a.m. UTC 
This makes the error report more informative.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
---
 hw/vfio/common.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index cebd3b0..d6d97d1 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -931,8 +931,8 @@  static int vfio_container_do_ioctl(AddressSpace *as,
     } else {
         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));
         }
     }