2 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 3bad2701bfa6..b85f3ff34d7d 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1023,6 +1023,7 @@ extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
 extern int ata_std_bios_param(struct scsi_device *sdev,
                               struct block_device *bdev,
                               sector_t capacity, int geom[]);
+extern void ata_scsi_unlock_native_capacity(struct scsi_device *sdev);
 extern int ata_scsi_slave_config(struct scsi_device *sdev);
 extern void ata_scsi_slave_destroy(struct scsi_device *sdev);
 extern int ata_scsi_change_queue_depth(struct scsi_device *sdev,
@@ -1174,6 +1175,7 @@ extern struct device_attribute *ata_common_sdev_attrs[];
         .slave_configure        = ata_scsi_slave_config,        \
         .slave_destroy          = ata_scsi_slave_destroy,       \
         .bios_param             = ata_std_bios_param,           \
+        .unlock_native_capacity = ata_scsi_unlock_native_capacity, \
         .sdev_attrs             = ata_common_sdev_attrs
 
 #define ATA_NCQ_SHT(drv_name)                                   \
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index c50a97fc76f9..b7bdecb7b76e 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -327,6 +327,14 @@ struct scsi_host_template {
                         sector_t, int []);
 
         /*
+         * This function is called when one or more partitions on the
+         * device reach beyond the end of the device.
+         *
+         * Status: OPTIONAL
+         */
+        void (*unlock_native_capacity)(struct scsi_device *);
+
+        /*
          * Can be used to export driver statistics and other infos to the
          * world outside the kernel ie. userspace and it also provides an
          * interface to feed the driver with information.