diff options
Diffstat (limited to 'src/vlib/linux/pci.c')
| -rw-r--r-- | src/vlib/linux/pci.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/src/vlib/linux/pci.c b/src/vlib/linux/pci.c index 82f5007818e..19c0c5499fc 100644 --- a/src/vlib/linux/pci.c +++ b/src/vlib/linux/pci.c @@ -202,12 +202,12 @@ vlib_pci_device_info_t * vlib_pci_get_device_info (vlib_main_t * vm, vlib_pci_addr_t * addr, clib_error_t ** error) { - linux_vfio_main_t *lvm = &vfio_main; clib_error_t *err; vlib_pci_device_info_t *di; u8 *f = 0; u32 tmp; int fd; + u8 *tmpstr; di = clib_mem_alloc (sizeof (vlib_pci_device_info_t)); clib_memset (di, 0, sizeof (vlib_pci_device_info_t)); @@ -295,30 +295,27 @@ vlib_pci_get_device_info (vlib_main_t * vm, vlib_pci_addr_t * addr, di->driver_name = format (0, "<NONE>%c", 0); di->iommu_group = -1; - if (lvm->container_fd != -1) + vec_reset_length (f); + f = format (f, "%v/iommu_group%c", dev_dir_name, 0); + tmpstr = clib_sysfs_link_to_name ((char *) f); + if (tmpstr) { - u8 *tmpstr; - vec_reset_length (f); - f = format (f, "%v/iommu_group%c", dev_dir_name, 0); - tmpstr = clib_sysfs_link_to_name ((char *) f); - if (tmpstr) - { - di->iommu_group = atoi ((char *) tmpstr); - vec_free (tmpstr); - } - vec_reset_length (f); - f = format (f, "%v/iommu_group/name%c", dev_dir_name, 0); - err = clib_sysfs_read ((char *) f, "%s", &tmpstr); - if (err == 0) - { - if (strncmp ((char *) tmpstr, "vfio-noiommu", 12) == 0) - di->flags |= VLIB_PCI_DEVICE_INFO_F_NOIOMMU; - vec_free (tmpstr); - } - else - clib_error_free (err); + di->iommu_group = atoi ((char *) tmpstr); + vec_free (tmpstr); } + vec_reset_length (f); + f = format (f, "%v/iommu_group/name%c", dev_dir_name, 0); + err = clib_sysfs_read ((char *) f, "%s", &tmpstr); + if (err == 0) + { + if (strncmp ((char *) tmpstr, "vfio-noiommu", 12) == 0) + di->flags |= VLIB_PCI_DEVICE_INFO_F_NOIOMMU; + vec_free (tmpstr); + } + else + clib_error_free (err); + close (fd); vec_reset_length (f); |