Merge tag 'pull-getgeo' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs into for-6.18/block

Pull struct block_device getgeo changes from Al.

"switching ->getgeo() from struct block_device to struct gendisk

 Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>"

* tag 'pull-getgeo' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  block: switch ->getgeo() to struct gendisk
  scsi: switch ->bios_param() to passing gendisk
  scsi: switch scsi_bios_ptable() and scsi_partsize() to gendisk

Author: axboe

Documentation/filesystems/locking.rst

@@ -443,7 +443,7 @@ prototypes::
 	int (*direct_access) (struct block_device *, sector_t, void **,
 				unsigned long *);
 	void (*unlock_native_capacity) (struct gendisk *);
-	int (*getgeo)(struct block_device *, struct hd_geometry *);
+	int (*getgeo)(struct gendisk *, struct hd_geometry *);
 	void (*swap_slot_free_notify) (struct block_device *, unsigned long);
 
 locking rules:

Documentation/scsi/scsi_mid_low_api.rst

@@ -380,7 +380,7 @@ Details::
 
     /**
     * scsi_bios_ptable - return copy of block device's partition table
-    * @dev:        pointer to block device
+    * @dev:        pointer to gendisk
     *
     *      Returns pointer to partition table, or NULL for failure
     *
@@ -390,7 +390,7 @@ Details::
     *
     *      Defined in: drivers/scsi/scsicam.c
     **/
-    unsigned char *scsi_bios_ptable(struct block_device *dev)
+    unsigned char *scsi_bios_ptable(struct gendisk *dev)
 
 
     /**
@@ -623,7 +623,7 @@ Details::
     *      bios_param - fetch head, sector, cylinder info for a disk
     *      @sdev: pointer to scsi device context (defined in
     *             include/scsi/scsi_device.h)
-    *      @bdev: pointer to block device context (defined in fs.h)
+    *      @disk: pointer to gendisk (defined in blkdev.h)
     *      @capacity:  device size (in 512 byte sectors)
     *      @params: three element array to place output:
     *              params[0] number of heads (max 255)
@@ -643,7 +643,7 @@ Details::
     *
     *      Optionally defined in: LLD
     **/
-	int bios_param(struct scsi_device * sdev, struct block_device *bdev,
+	int bios_param(struct scsi_device * sdev, struct gendisk *disk,
 		    sector_t capacity, int params[3])
 
 

arch/m68k/emu/nfblock.c

@@ -77,9 +77,9 @@ static void nfhd_submit_bio(struct bio *bio)
 	bio_endio(bio);
 }
 
-static int nfhd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int nfhd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
 {
-	struct nfhd_device *dev = bdev->bd_disk->private_data;
+	struct nfhd_device *dev = disk->private_data;
 
 	geo->cylinders = dev->blocks >> (6 - dev->bshift);
 	geo->heads = 4;

arch/um/drivers/ubd_kern.c

@@ -108,7 +108,7 @@ static DEFINE_MUTEX(ubd_lock);
 
 static int ubd_ioctl(struct block_device *bdev, blk_mode_t mode,
 		     unsigned int cmd, unsigned long arg);
-static int ubd_getgeo(struct block_device *bdev, struct hd_geometry *geo);
+static int ubd_getgeo(struct gendisk *disk, struct hd_geometry *geo);
 
 #define MAX_DEV (16)
 
@@ -1324,9 +1324,9 @@ static blk_status_t ubd_queue_rq(struct blk_mq_hw_ctx *hctx,
 	return res;
 }
 
-static int ubd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int ubd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
 {
-	struct ubd *ubd_dev = bdev->bd_disk->private_data;
+	struct ubd *ubd_dev = disk->private_data;
 
 	geo->heads = 128;
 	geo->sectors = 32;

block/ioctl.c

@@ -481,7 +481,7 @@ static int blkdev_getgeo(struct block_device *bdev,
 	 */
 	memset(&geo, 0, sizeof(geo));
 	geo.start = get_start_sect(bdev);
-	ret = disk->fops->getgeo(bdev, &geo);
+	ret = disk->fops->getgeo(disk, &geo);
 	if (ret)
 		return ret;
 	if (copy_to_user(argp, &geo, sizeof(geo)))
@@ -515,7 +515,7 @@ static int compat_hdio_getgeo(struct block_device *bdev,
 	 * want to override it.
 	 */
 	geo.start = get_start_sect(bdev);
-	ret = disk->fops->getgeo(bdev, &geo);
+	ret = disk->fops->getgeo(disk, &geo);
 	if (ret)
 		return ret;
 

block/partitions/ibm.c

@@ -358,7 +358,7 @@ int ibm_partition(struct parsed_partitions *state)
 		goto out_nolab;
 	/* set start if not filled by getgeo function e.g. virtblk */
 	geo->start = get_start_sect(bdev);
-	if (disk->fops->getgeo(bdev, geo))
+	if (disk->fops->getgeo(disk, geo))
 		goto out_freeall;
 	if (!fn || fn(disk, info)) {
 		kfree(info);

drivers/ata/libata-scsi.c

@@ -351,7 +351,7 @@ EXPORT_SYMBOL_GPL(ata_common_sdev_groups);
 /**
  *	ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd.
  *	@sdev: SCSI device for which BIOS geometry is to be determined
- *	@bdev: block device associated with @sdev
+ *	@unused: gendisk associated with @sdev
  *	@capacity: capacity of SCSI device
  *	@geom: location to which geometry will be output
  *
@@ -366,7 +366,7 @@ EXPORT_SYMBOL_GPL(ata_common_sdev_groups);
  *	RETURNS:
  *	Zero.
  */
-int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev,
+int ata_std_bios_param(struct scsi_device *sdev, struct gendisk *unused,
 		       sector_t capacity, int geom[])
 {
 	geom[0] = 255;

drivers/block/amiflop.c

@@ -1523,13 +1523,13 @@ static blk_status_t amiflop_queue_rq(struct blk_mq_hw_ctx *hctx,
 	return BLK_STS_OK;
 }
 
-static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int fd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
 {
-	int drive = MINOR(bdev->bd_dev) & 3;
+	struct amiga_floppy_struct *p = disk->private_data;
 
-	geo->heads = unit[drive].type->heads;
-	geo->sectors = unit[drive].dtype->sects * unit[drive].type->sect_mult;
-	geo->cylinders = unit[drive].type->tracks;
+	geo->heads = p->type->heads;
+	geo->sectors = p->dtype->sects * p->type->sect_mult;
+	geo->cylinders = p->type->tracks;
 	return 0;
 }
 

drivers/block/aoe/aoeblk.c

@@ -269,9 +269,9 @@ static blk_status_t aoeblk_queue_rq(struct blk_mq_hw_ctx *hctx,
 }
 
 static int
-aoeblk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+aoeblk_getgeo(struct gendisk *disk, struct hd_geometry *geo)
 {
-	struct aoedev *d = bdev->bd_disk->private_data;
+	struct aoedev *d = disk->private_data;
 
 	if ((d->flags & DEVFL_UP) == 0) {
 		printk(KERN_ERR "aoe: disk not up\n");

drivers/block/floppy.c

@@ -3361,9 +3361,9 @@ static int get_floppy_geometry(int drive, int type, struct floppy_struct **g)
 	return 0;
 }
 
-static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int fd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
 {
-	int drive = (long)bdev->bd_disk->private_data;
+	int drive = (long)disk->private_data;
 	int type = ITYPE(drive_state[drive].fd_device);
 	struct floppy_struct *g;
 	int ret;