diff options
Diffstat (limited to 'src/udev')
| -rw-r--r-- | src/udev/udev-builtin-path_id.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/udev/udev-builtin-path_id.c b/src/udev/udev-builtin-path_id.c index bfdedc0989..c2c9161c94 100644 --- a/src/udev/udev-builtin-path_id.c +++ b/src/udev/udev-builtin-path_id.c @@ -302,6 +302,42 @@ out: return hostdev; } +static struct udev_device *handle_scsi_hyperv(struct udev_device *parent, char **path) { + struct udev_device *hostdev; + struct udev_device *vmbusdev; + const char *guid_str; + char *lun = NULL; + char guid[38]; + size_t i, k; + + hostdev = udev_device_get_parent_with_subsystem_devtype(parent, "scsi", "scsi_host"); + if (!hostdev) + return NULL; + + vmbusdev = udev_device_get_parent(hostdev); + if (!vmbusdev) + return NULL; + + guid_str = udev_device_get_sysattr_value(vmbusdev, "device_id"); + if (!guid_str) + return NULL; + + if (strlen(guid_str) < 37 || guid_str[0] != '{' || guid_str[36] != '}') + return NULL; + + for (i = 1, k = 0; i < 36; i++) { + if (guid_str[i] == '-') + continue; + guid[k++] = guid_str[i]; + } + guid[k] = '\0'; + + format_lun_number(parent, &lun); + path_prepend(path, "vmbus-%s-%s", guid, lun); + free(lun); + return parent; +} + static struct udev_device *handle_scsi(struct udev_device *parent, char **path) { const char *devtype; @@ -351,6 +387,11 @@ static struct udev_device *handle_scsi(struct udev_device *parent, char **path) goto out; } + if (strstr(name, "/vmbus_") != NULL) { + parent = handle_scsi_hyperv(parent, path); + goto out; + } + parent = handle_scsi_default(parent, path); out: return parent; |