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[3/5] block: refactor sysfs code

Message ID 20210206000903.215028-4-mcroce@linux.microsoft.com (mailing list archive)
State New, archived
Headers show
Series block: add a sequence number to disks | expand

Commit Message

Matteo Croce Feb. 6, 2021, 12:09 a.m. UTC 
From: Matteo Croce <mcroce@microsoft.com>

Move the sysfs register code from a function named disk_add_events() to
a new function named disk_add_sysfs(). Also, rename the attribute list
with a more generic name than disk_events_attrs.

Signed-off-by: Matteo Croce <mcroce@microsoft.com>
---
 block/genhd.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/block/genhd.c b/block/genhd.c
index 4dbf589e1610..a59a35cf452c 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -41,6 +41,7 @@  static void disk_alloc_events(struct gendisk *disk);
 static void disk_add_events(struct gendisk *disk);
 static void disk_del_events(struct gendisk *disk);
 static void disk_release_events(struct gendisk *disk);
+static void disk_add_sysfs(struct gendisk *disk);
 
 void set_capacity(struct gendisk *disk, sector_t sectors)
 {
@@ -760,6 +761,7 @@  static void __device_add_disk(struct device *parent, struct gendisk *disk,
 	 */
 	WARN_ON_ONCE(!blk_get_queue(disk->queue));
 
+	disk_add_sysfs(disk);
 	disk_add_events(disk);
 	blk_integrity_add(disk);
 }
@@ -2049,7 +2051,7 @@  static const DEVICE_ATTR(events_poll_msecs, 0644,
 			 disk_events_poll_msecs_show,
 			 disk_events_poll_msecs_store);
 
-static const struct attribute *disk_events_attrs[] = {
+static const struct attribute *disk_sysfs_attrs[] = {
 	&dev_attr_events.attr,
 	&dev_attr_events_async.attr,
 	&dev_attr_events_poll_msecs.attr,
@@ -2120,13 +2122,16 @@  static void disk_alloc_events(struct gendisk *disk)
 	disk->ev = ev;
 }
 
-static void disk_add_events(struct gendisk *disk)
+static void disk_add_sysfs(struct gendisk *disk)
 {
 	/* FIXME: error handling */
-	if (sysfs_create_files(&disk_to_dev(disk)->kobj, disk_events_attrs) < 0)
+	if (sysfs_create_files(&disk_to_dev(disk)->kobj, disk_sysfs_attrs) < 0)
 		pr_warn("%s: failed to create sysfs files for events\n",
 			disk->disk_name);
+}
 
+static void disk_add_events(struct gendisk *disk)
+{
 	if (!disk->ev)
 		return;
 
@@ -2151,7 +2156,7 @@  static void disk_del_events(struct gendisk *disk)
 		mutex_unlock(&disk_events_mutex);
 	}
 
-	sysfs_remove_files(&disk_to_dev(disk)->kobj, disk_events_attrs);
+	sysfs_remove_files(&disk_to_dev(disk)->kobj, disk_sysfs_attrs);
 }
 
 static void disk_release_events(struct gendisk *disk)