wrapper for access to ->bd_partno

On the next step it's going to get folded into a field where flags will go. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2024-04-12 01:01:36 -04:00
parent 3f9b8fb46e
commit b8c873edbf
4 changed files with 14 additions and 9 deletions
@@ -720,6 +720,11 @@ void invalidate_disk(struct gendisk *disk);
 void set_disk_ro(struct gendisk *disk, bool read_only);
 void disk_uevent(struct gendisk *disk, enum kobject_action action);

+static inline u8 bdev_partno(const struct block_device *bdev)
+{
+	return bdev->bd_partno;
+}
+
 static inline int get_disk_ro(struct gendisk *disk)
 {
 	return disk->part0->bd_read_only ||
@@ -1095,7 +1100,7 @@ static inline int sb_issue_zeroout(struct super_block *sb, sector_t block,

 static inline bool bdev_is_partition(struct block_device *bdev)
 {
-	return bdev->bd_partno;
+	return bdev_partno(bdev) != 0;
 }

 enum blk_default_limits {