diff options
| -rw-r--r-- | drivers/block/mtip32xx/mtip32xx.c | 79 |
1 files changed, 15 insertions, 64 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index ff3e7b3f5ad8..d5ff593e6658 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -2160,6 +2160,20 @@ static ssize_t mtip_hw_show_status(struct device *dev, static DEVICE_ATTR(status, 0444, mtip_hw_show_status, NULL); +static struct attribute *mtip_disk_attrs[] = { + &dev_attr_status.attr, + NULL, +}; + +static const struct attribute_group mtip_disk_attr_group = { + .attrs = mtip_disk_attrs, +}; + +static const struct attribute_group *mtip_disk_attr_groups[] = { + &mtip_disk_attr_group, + NULL, +}; + /* debugsfs entries */ static ssize_t show_device_status(struct device_driver *drv, char *buf) @@ -2374,47 +2388,6 @@ static const struct file_operations mtip_flags_fops = { .llseek = no_llseek, }; -/* - * Create the sysfs related attributes. - * - * @dd Pointer to the driver data structure. - * @kobj Pointer to the kobj for the block device. - * - * return value - * 0 Operation completed successfully. - * -EINVAL Invalid parameter. - */ -static int mtip_hw_sysfs_init(struct driver_data *dd, struct kobject *kobj) -{ - if (!kobj || !dd) - return -EINVAL; - - if (sysfs_create_file(kobj, &dev_attr_status.attr)) - dev_warn(&dd->pdev->dev, - "Error creating 'status' sysfs entry\n"); - return 0; -} - -/* - * Remove the sysfs related attributes. - * - * @dd Pointer to the driver data structure. - * @kobj Pointer to the kobj for the block device. - * - * return value - * 0 Operation completed successfully. - * -EINVAL Invalid parameter. - */ -static int mtip_hw_sysfs_exit(struct driver_data *dd, struct kobject *kobj) -{ - if (!kobj || !dd) - return -EINVAL; - - sysfs_remove_file(kobj, &dev_attr_status.attr); - - return 0; -} - static int mtip_hw_debugfs_init(struct driver_data *dd) { if (!dfs_parent) @@ -3566,7 +3539,6 @@ static int mtip_block_initialize(struct driver_data *dd) int rv = 0, wait_for_rebuild = 0; sector_t capacity; unsigned int index = 0; - struct kobject *kobj; if (dd->disk) goto skip_create_disk; /* hw init done, before rebuild */ @@ -3672,17 +3644,7 @@ skip_create_disk: set_capacity(dd->disk, capacity); /* Enable the block device and add it to /dev */ - device_add_disk(&dd->pdev->dev, dd->disk, NULL); - - /* - * Now that the disk is active, initialize any sysfs attributes - * managed by the protocol layer. - */ - kobj = kobject_get(&disk_to_dev(dd->disk)->kobj); - if (kobj) { - mtip_hw_sysfs_init(dd, kobj); - kobject_put(kobj); - } + device_add_disk(&dd->pdev->dev, dd->disk, mtip_disk_attr_groups); if (dd->mtip_svc_handler) { set_bit(MTIP_DDF_INIT_DONE_BIT, &dd->dd_flag); @@ -3751,8 +3713,6 @@ static bool mtip_no_dev_cleanup(struct request *rq, void *data, bool reserv) */ static int mtip_block_remove(struct driver_data *dd) { - struct kobject *kobj; - mtip_hw_debugfs_exit(dd); if (dd->mtip_svc_handler) { @@ -3761,15 +3721,6 @@ static int mtip_block_remove(struct driver_data *dd) kthread_stop(dd->mtip_svc_handler); } - /* Clean up the sysfs attributes, if created */ - if (test_bit(MTIP_DDF_INIT_DONE_BIT, &dd->dd_flag)) { - kobj = kobject_get(&disk_to_dev(dd->disk)->kobj); - if (kobj) { - mtip_hw_sysfs_exit(dd, kobj); - kobject_put(kobj); - } - } - if (!dd->sr) { /* * Explicitly wait here for IOs to quiesce, |