diff options
Diffstat (limited to 'udev_db.c')
| -rw-r--r-- | udev_db.c | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -64,13 +64,13 @@ static int name_index(const char *devpath, const char *name, int add) strlcat(filename, device, sizeof(filename)); if (add) { - dbg("creating: '%s'", filename); + info("creating index: '%s'", filename); create_path(filename); fd = open(filename, O_WRONLY|O_TRUNC|O_CREAT, 0644); if (fd > 0) close(fd); } else { - dbg("removing: '%s'", filename); + info("removing index: '%s'", filename); unlink(filename); delete_path(filename); } @@ -86,25 +86,23 @@ int udev_db_add_device(struct udevice *udev) devpath_to_db_path(udev->dev->devpath, filename, sizeof(filename)); create_path(filename); - name_index(udev->dev->devpath, udev->name, 1); + unlink(filename); /* - * create only a symlink with the name as the target - * if we don't have any interesting data to remember + * don't waste tmpfs memory pages, if we don't have any data to store + * create fake db-file; store the node-name in a symlink target */ if (list_empty(&udev->symlink_list) && list_empty(&udev->env_list) && !udev->partitions && !udev->ignore_remove) { dbg("nothing interesting to store, create symlink"); - unlink(filename); if (symlink(udev->name, filename) != 0) { err("unable to create db link '%s': %s", filename, strerror(errno)); return -1; } } else { - struct name_entry *name_loop; FILE *f; + struct name_entry *name_loop; - unlink(filename); f = fopen(filename, "w"); if (f == NULL) { err("unable to create db file '%s': %s", filename, strerror(errno)); @@ -115,6 +113,7 @@ int udev_db_add_device(struct udevice *udev) fprintf(f, "N:%s\n", udev->name); list_for_each_entry(name_loop, &udev->symlink_list, node) { fprintf(f, "S:%s\n", name_loop->name); + /* add symlink-name to index */ name_index(udev->dev->devpath, name_loop->name, 1); } fprintf(f, "M:%u:%u\n", major(udev->devt), minor(udev->devt)); @@ -128,6 +127,10 @@ int udev_db_add_device(struct udevice *udev) fprintf(f, "E:%s\n", name_loop->name); fclose(f); } + + /* add name to index */ + name_index(udev->dev->devpath, udev->name, 1); + return 0; } |