From 46f770d4a55ceb21583ac573326f81901a3f1723 Mon Sep 17 00:00:00 2001 From: Alexey Kardashevskiy Date: Mon, 2 Mar 2015 11:38:54 -0700 Subject: [PATCH] vfio: Add ioctl number to error report This makes the error report more informative. Signed-off-by: Alexey Kardashevskiy Signed-off-by: Alex Williamson --- hw/vfio/common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index c5d15510dd..c9df08d353 100644 --- 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)); } }