From b7620fdfd50d6d03a366a78c6bd1e51572bf8f67 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Fri, 5 Oct 2018 16:46:00 +0200 Subject: vfio: don't display error if no pci devices are assigned to container Change-Id: I21429ce084cfd39af6a9997b4c1e459f5a6ef672 Signed-off-by: Damjan Marion --- src/vlib/linux/vfio.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src/vlib') diff --git a/src/vlib/linux/vfio.c b/src/vlib/linux/vfio.c index 53eed8bfbe9..02262719e82 100644 --- a/src/vlib/linux/vfio.c +++ b/src/vlib/linux/vfio.c @@ -35,7 +35,7 @@ linux_vfio_main_t vfio_main; static int -map_regions (vlib_main_t * vm, int fd) +vfio_map_regions (vlib_main_t * vm, int fd) { vlib_physmem_main_t *vpm = &physmem_main; linux_vfio_main_t *lvm = &vfio_main; @@ -58,7 +58,8 @@ map_regions (vlib_main_t * vm, int fd) vlib_log_debug (lvm->log_default, "map DMA va:0x%lx iova:%lx " "size:0x%lx", dm.vaddr, dm.iova, dm.size); - if ((rv = ioctl (fd, VFIO_IOMMU_MAP_DMA, &dm))) + if ((rv = ioctl (fd, VFIO_IOMMU_MAP_DMA, &dm)) && + errno != EINVAL) { vlib_log_err (lvm->log_default, "map DMA va:0x%lx iova:%lx " "size:0x%lx failed, error %s (errno %d)", @@ -78,7 +79,7 @@ linux_vfio_dma_map_regions (vlib_main_t * vm) linux_vfio_main_t *lvm = &vfio_main; if (lvm->container_fd != -1) - map_regions (vm, lvm->container_fd); + vfio_map_regions (vm, lvm->container_fd); } static linux_pci_vfio_iommu_group_t * -- cgit 1.2.3-korg