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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/include/linux/cdrom.h
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@@ -73,7 +73,6 @@
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 	int (*drive_status) (struct cdrom_device_info *, int);
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 	unsigned int (*check_events) (struct cdrom_device_info *cdi,
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 				      unsigned int clearing, int slot);
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-	int (*media_changed) (struct cdrom_device_info *, int);
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 	int (*tray_move) (struct cdrom_device_info *, int);
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 	int (*lock_door) (struct cdrom_device_info *, int);
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 	int (*select_speed) (struct cdrom_device_info *, int);
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@@ -94,6 +93,11 @@
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 			       struct packet_command *);
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 };
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+int cdrom_multisession(struct cdrom_device_info *cdi,
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+		struct cdrom_multisession *info);
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+int cdrom_read_tocentry(struct cdrom_device_info *cdi,
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+		struct cdrom_tocentry *entry);
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+
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 /* the general block_device operations structure: */
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 extern int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev,
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 			fmode_t mode);
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@@ -102,9 +106,8 @@
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 		       fmode_t mode, unsigned int cmd, unsigned long arg);
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 extern unsigned int cdrom_check_events(struct cdrom_device_info *cdi,
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 				       unsigned int clearing);
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-extern int cdrom_media_changed(struct cdrom_device_info *);
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-extern int register_cdrom(struct cdrom_device_info *cdi);
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+extern int register_cdrom(struct gendisk *disk, struct cdrom_device_info *cdi);
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 extern void unregister_cdrom(struct cdrom_device_info *cdi);
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 typedef struct {