@@ -746,7 +746,7 @@ void blkdev_put_no_open(struct block_device *bdev)
}
/**
- * blkdev_get_handle_by_dev - open a block device by device number
+ * blkdev_get_by_dev - open a block device by device number
* @dev: device number of block device to open
* @mode: open mode (BLK_OPEN_*)
* @holder: exclusive holder identifier
@@ -758,7 +758,7 @@ void blkdev_put_no_open(struct block_device *bdev)
*
* Use this interface ONLY if you really do not have anything better - i.e. when
* you are behind a truly sucky interface and all you are given is a device
- * number. Everything else should use blkdev_get_handle_by_path().
+ * number. Everything else should use blkdev_get_by_path().
*
* CONTEXT:
* Might sleep.
@@ -767,8 +767,8 @@ void blkdev_put_no_open(struct block_device *bdev)
* Handle with a reference to the block_device on success, ERR_PTR(-errno) on
* failure.
*/
-struct bdev_handle *blkdev_get_handle_by_dev(dev_t dev, blk_mode_t mode,
- void *holder, const struct blk_holder_ops *hops)
+struct bdev_handle *blkdev_get_by_dev(dev_t dev, blk_mode_t mode, void *holder,
+ const struct blk_holder_ops *hops)
{
struct bdev_handle *handle = kmalloc(sizeof(struct bdev_handle),
GFP_KERNEL);
@@ -856,10 +856,10 @@ struct bdev_handle *blkdev_get_handle_by_dev(dev_t dev, blk_mode_t mode,
kfree(handle);
return ERR_PTR(ret);
}
-EXPORT_SYMBOL(blkdev_get_handle_by_dev);
+EXPORT_SYMBOL(blkdev_get_by_dev);
/**
- * blkdev_get_handle_by_path - open a block device by name
+ * blkdev_get_by_path - open a block device by name
* @path: path to the block device to open
* @mode: open mode (BLK_OPEN_*)
* @holder: exclusive holder identifier
@@ -876,7 +876,7 @@ EXPORT_SYMBOL(blkdev_get_handle_by_dev);
* Handle with a reference to the block_device on success, ERR_PTR(-errno) on
* failure.
*/
-struct bdev_handle *blkdev_get_handle_by_path(const char *path, blk_mode_t mode,
+struct bdev_handle *blkdev_get_by_path(const char *path, blk_mode_t mode,
void *holder, const struct blk_holder_ops *hops)
{
struct bdev_handle *handle;
@@ -887,18 +887,18 @@ struct bdev_handle *blkdev_get_handle_by_path(const char *path, blk_mode_t mode,
if (error)
return ERR_PTR(error);
- handle = blkdev_get_handle_by_dev(dev, mode, holder, hops);
+ handle = blkdev_get_by_dev(dev, mode, holder, hops);
if (!IS_ERR(handle) && (mode & BLK_OPEN_WRITE) &&
bdev_read_only(handle->bdev)) {
- blkdev_handle_put(handle);
+ blkdev_put(handle);
return ERR_PTR(-EACCES);
}
return handle;
}
-EXPORT_SYMBOL(blkdev_get_handle_by_path);
+EXPORT_SYMBOL(blkdev_get_by_path);
-void blkdev_handle_put(struct bdev_handle *handle)
+void blkdev_put(struct bdev_handle *handle)
{
struct block_device *bdev = handle->bdev;
struct gendisk *disk = bdev->bd_disk;
@@ -934,7 +934,7 @@ void blkdev_handle_put(struct bdev_handle *handle)
blkdev_put_no_open(bdev);
kfree(handle);
}
-EXPORT_SYMBOL(blkdev_handle_put);
+EXPORT_SYMBOL(blkdev_put);
/**
* lookup_bdev() - Look up a struct block_device by name.
@@ -509,8 +509,8 @@ static int blkdev_open(struct inode *inode, struct file *filp)
filp->f_mode |= FMODE_BUF_RASYNC;
mode = file_to_blk_mode(filp);
- handle = blkdev_get_handle_by_dev(inode->i_rdev, mode,
- mode & BLK_OPEN_EXCL ? filp : NULL, NULL);
+ handle = blkdev_get_by_dev(inode->i_rdev, mode,
+ mode & BLK_OPEN_EXCL ? filp : NULL, NULL);
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -527,7 +527,7 @@ static int blkdev_open(struct inode *inode, struct file *filp)
static int blkdev_release(struct inode *inode, struct file *filp)
{
- blkdev_handle_put(filp->private_data);
+ blkdev_put(filp->private_data);
return 0;
}
@@ -366,12 +366,12 @@ int disk_scan_partitions(struct gendisk *disk, blk_mode_t mode)
}
set_bit(GD_NEED_PART_SCAN, &disk->state);
- handle = blkdev_get_handle_by_dev(disk_devt(disk),
- mode & ~BLK_OPEN_EXCL, NULL, NULL);
+ handle = blkdev_get_by_dev(disk_devt(disk), mode & ~BLK_OPEN_EXCL, NULL,
+ NULL);
if (IS_ERR(handle))
ret = PTR_ERR(handle);
else
- blkdev_handle_put(handle);
+ blkdev_put(handle);
/*
* If blkdev_get_by_dev() failed early, GD_NEED_PART_SCAN is still set,
@@ -470,11 +470,11 @@ static int blkdev_bszset(struct block_device *bdev, blk_mode_t mode,
if (mode & BLK_OPEN_EXCL)
return set_blocksize(bdev, n);
- handle = blkdev_get_handle_by_dev(bdev->bd_dev, mode, &bdev, NULL);
+ handle = blkdev_get_by_dev(bdev->bd_dev, mode, &bdev, NULL);
if (IS_ERR(handle))
return -EBUSY;
ret = set_blocksize(bdev, n);
- blkdev_handle_put(handle);
+ blkdev_put(handle);
return ret;
}
@@ -82,7 +82,7 @@ static atomic_t notify_genl_seq = ATOMIC_INIT(2); /* two. */
DEFINE_MUTEX(notification_mutex);
-/* used blkdev_get_handle_by_path, to claim our meta data device(s) */
+/* used blkdev_get_by_path, to claim our meta data device(s) */
static char *drbd_m_holder = "Hands off! this is DRBD's meta data device.";
static void drbd_adm_send_reply(struct sk_buff *skb, struct genl_info *info)
@@ -1640,8 +1640,8 @@ static struct bdev_handle *open_backing_dev(struct drbd_device *device,
struct bdev_handle *handle;
int err = 0;
- handle = blkdev_get_handle_by_path(bdev_path,
- BLK_OPEN_READ | BLK_OPEN_WRITE, claim_ptr, NULL);
+ handle = blkdev_get_by_path(bdev_path, BLK_OPEN_READ | BLK_OPEN_WRITE,
+ claim_ptr, NULL);
if (IS_ERR(handle)) {
drbd_err(device, "open(\"%s\") failed with %ld\n",
bdev_path, PTR_ERR(handle));
@@ -1653,7 +1653,7 @@ static struct bdev_handle *open_backing_dev(struct drbd_device *device,
err = bd_link_disk_holder(handle->bdev, device->vdisk);
if (err) {
- blkdev_handle_put(handle);
+ blkdev_put(handle);
drbd_err(device, "bd_link_disk_holder(\"%s\", ...) failed with %d\n",
bdev_path, err);
handle = ERR_PTR(err);
@@ -1704,7 +1704,7 @@ static void close_backing_dev(struct drbd_device *device,
return;
if (do_bd_unlink)
bd_unlink_disk_holder(handle->bdev, device->vdisk);
- blkdev_handle_put(handle);
+ blkdev_put(handle);
}
void drbd_backing_dev_free(struct drbd_device *device, struct drbd_backing_dev *ldev)
@@ -2169,8 +2169,8 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write)
* to read/write from/to it. It is already opened in O_NONBLOCK mode
* so open should not fail.
*/
- bdev_handle = blkdev_get_handle_by_dev(pd->bdev_handle->bdev->bd_dev,
- BLK_OPEN_READ, pd, NULL);
+ bdev_handle = blkdev_get_by_dev(pd->bdev_handle->bdev->bd_dev,
+ BLK_OPEN_READ, pd, NULL);
if (IS_ERR(bdev_handle)) {
ret = PTR_ERR(bdev_handle);
goto out;
@@ -2218,7 +2218,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, bool write)
return 0;
out_putdev:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
out:
return ret;
}
@@ -2237,7 +2237,7 @@ static void pkt_release_dev(struct pktcdvd_device *pd, int flush)
pkt_lock_door(pd, 0);
pkt_set_speed(pd, MAX_SPEED, MAX_SPEED);
- blkdev_handle_put(pd->open_bdev_handle);
+ blkdev_put(pd->open_bdev_handle);
pd->open_bdev_handle = NULL;
pkt_shrink_pktlist(pd);
@@ -2519,13 +2519,13 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
}
}
- bdev_handle = blkdev_get_handle_by_dev(dev,
- BLK_OPEN_READ | BLK_OPEN_NDELAY, NULL, NULL);
+ bdev_handle = blkdev_get_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_NDELAY,
+ NULL, NULL);
if (IS_ERR(bdev_handle))
return PTR_ERR(bdev_handle);
sdev = scsi_device_from_queue(bdev_handle->bdev->bd_disk->queue);
if (!sdev) {
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return -EINVAL;
}
put_device(&sdev->sdev_gendev);
@@ -2550,7 +2550,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
return 0;
out_mem:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
/* This is safe: open() is still holding a reference. */
module_put(THIS_MODULE);
return -ENOMEM;
@@ -2757,7 +2757,7 @@ static int pkt_remove_dev(dev_t pkt_dev)
pkt_debugfs_dev_remove(pd);
pkt_sysfs_dev_remove(pd);
- blkdev_handle_put(pd->bdev_handle);
+ blkdev_put(pd->bdev_handle);
remove_proc_entry(pd->disk->disk_name, pkt_proc);
dev_notice(ddev, "writer unmapped\n");
@@ -219,7 +219,7 @@ void rnbd_destroy_sess_dev(struct rnbd_srv_sess_dev *sess_dev, bool keep_id)
rnbd_put_sess_dev(sess_dev);
wait_for_completion(&dc); /* wait for inflights to drop to zero */
- blkdev_handle_put(sess_dev->bdev_handle);
+ blkdev_put(sess_dev->bdev_handle);
mutex_lock(&sess_dev->dev->lock);
list_del(&sess_dev->dev_list);
if (!sess_dev->readonly)
@@ -714,8 +714,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess,
goto reject;
}
- bdev_handle = blkdev_get_handle_by_path(full_path, open_flags, NULL,
- NULL);
+ bdev_handle = blkdev_get_by_path(full_path, open_flags, NULL, NULL);
if (IS_ERR(bdev_handle)) {
ret = PTR_ERR(bdev_handle);
pr_err("Opening device '%s' on session %s failed, failed to open the block device, err: %d\n",
@@ -792,7 +791,7 @@ static int process_msg_open(struct rnbd_srv_session *srv_sess,
}
rnbd_put_srv_dev(srv_dev);
blkdev_put:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
free_path:
kfree(full_path);
reject:
@@ -474,7 +474,7 @@ static void xenvbd_sysfs_delif(struct xenbus_device *dev)
static void xen_vbd_free(struct xen_vbd *vbd)
{
if (vbd->bdev_handle)
- blkdev_handle_put(vbd->bdev_handle);
+ blkdev_put(vbd->bdev_handle);
vbd->bdev_handle = NULL;
}
@@ -492,8 +492,9 @@ static int xen_vbd_create(struct xen_blkif *blkif, blkif_vdev_t handle,
vbd->pdevice = MKDEV(major, minor);
- bdev_handle = blkdev_get_handle_by_dev(vbd->pdevice, vbd->readonly ?
- BLK_OPEN_READ : BLK_OPEN_WRITE, NULL, NULL);
+ bdev_handle = blkdev_get_by_dev(vbd->pdevice,
+ vbd->readonly ? BLK_OPEN_READ : BLK_OPEN_WRITE,
+ NULL, NULL);
if (IS_ERR(bdev_handle)) {
pr_warn("xen_vbd_create: device %08x could not be opened\n",
@@ -417,7 +417,7 @@ static void reset_bdev(struct zram *zram)
if (!zram->backing_dev)
return;
- blkdev_handle_put(zram->bdev_handle);
+ blkdev_put(zram->bdev_handle);
/* hope filp_close flush all of IO */
filp_close(zram->backing_dev, NULL);
zram->backing_dev = NULL;
@@ -504,8 +504,9 @@ static ssize_t backing_dev_store(struct device *dev,
goto out;
}
- bdev_handle = blkdev_get_handle_by_dev(inode->i_rdev,
- BLK_OPEN_READ | BLK_OPEN_WRITE, zram, NULL);
+ bdev_handle = blkdev_get_by_dev(inode->i_rdev,
+ BLK_OPEN_READ | BLK_OPEN_WRITE, zram,
+ NULL);
if (IS_ERR(bdev_handle)) {
err = PTR_ERR(bdev_handle);
bdev_handle = NULL;
@@ -536,7 +537,7 @@ static ssize_t backing_dev_store(struct device *dev,
kvfree(bitmap);
if (bdev_handle)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
if (backing_dev)
filp_close(backing_dev, NULL);
@@ -1369,7 +1369,7 @@ static void cached_dev_free(struct closure *cl)
put_page(virt_to_page(dc->sb_disk));
if (dc->bdev_handle)
- blkdev_handle_put(dc->bdev_handle);
+ blkdev_put(dc->bdev_handle);
wake_up(&unregister_wait);
@@ -2218,7 +2218,7 @@ void bch_cache_release(struct kobject *kobj)
put_page(virt_to_page(ca->sb_disk));
if (ca->bdev_handle)
- blkdev_handle_put(ca->bdev_handle);
+ blkdev_put(ca->bdev_handle);
kfree(ca);
module_put(THIS_MODULE);
@@ -2357,10 +2357,10 @@ static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk,
/*
* If we failed here, it means ca->kobj is not initialized yet,
* kobject_put() won't be called and there is no chance to
- * call blkdev_handle_put() to bdev in bch_cache_release(). So
- * we explicitly call blkdev_handle_put() here.
+ * call blkdev_put() to bdev in bch_cache_release(). So we
+ * explicitly call blkdev_put() here.
*/
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
if (ret == -ENOMEM)
err = "cache_alloc(): -ENOMEM";
else if (ret == -EPERM)
@@ -2551,8 +2551,8 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr,
ret = -EINVAL;
err = "failed to open device";
- bdev_handle = blkdev_get_handle_by_path(strim(path), BLK_OPEN_READ,
- NULL, NULL);
+ bdev_handle = blkdev_get_by_path(strim(path), BLK_OPEN_READ, NULL,
+ NULL);
if (IS_ERR(bdev_handle))
goto out_free_sb;
@@ -2572,9 +2572,10 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr,
}
/* Now reopen in exclusive mode with proper holder */
- bdev_handle2 = blkdev_get_handle_by_dev(bdev_handle->bdev->bd_dev,
- BLK_OPEN_READ | BLK_OPEN_WRITE, holder, NULL);
- blkdev_handle_put(bdev_handle);
+ bdev_handle2 = blkdev_get_by_dev(bdev_handle->bdev->bd_dev,
+ BLK_OPEN_READ | BLK_OPEN_WRITE,
+ holder, NULL);
+ blkdev_put(bdev_handle);
bdev_handle = bdev_handle2;
if (IS_ERR(bdev_handle)) {
ret = PTR_ERR(bdev_handle);
@@ -2646,7 +2647,7 @@ static ssize_t register_bcache(struct kobject *k, struct kobj_attribute *attr,
put_page(virt_to_page(sb_disk));
out_blkdev_put:
if (bdev_handle)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
out_free_sb:
kfree(sb);
out_free_path:
@@ -751,7 +751,7 @@ static struct table_device *open_table_device(struct mapped_device *md,
return ERR_PTR(-ENOMEM);
refcount_set(&td->count, 1);
- bdev_handle = blkdev_get_handle_by_dev(dev, mode, _dm_claim_ptr, NULL);
+ bdev_handle = blkdev_get_by_dev(dev, mode, _dm_claim_ptr, NULL);
if (IS_ERR(bdev_handle)) {
r = PTR_ERR(bdev_handle);
goto out_free_td;
@@ -778,7 +778,7 @@ static struct table_device *open_table_device(struct mapped_device *md,
return td;
out_blkdev_put:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
out_free_td:
kfree(td);
return ERR_PTR(r);
@@ -791,7 +791,7 @@ static void close_table_device(struct table_device *td, struct mapped_device *md
{
if (md->disk->slave_dir)
bd_unlink_disk_holder(td->dm_dev.bdev, md->disk);
- blkdev_handle_put(td->dm_dev.bdev_handle);
+ blkdev_put(td->dm_dev.bdev_handle);
put_dax(td->dm_dev.dax_dev);
list_del(&td->list);
kfree(td);
@@ -2458,7 +2458,7 @@ static void export_rdev(struct md_rdev *rdev, struct mddev *mddev)
if (test_bit(AutoDetected, &rdev->flags))
md_autodetect_dev(rdev->bdev->bd_dev);
#endif
- blkdev_handle_put(rdev->bdev_handle);
+ blkdev_put(rdev->bdev_handle);
rdev->bdev = NULL;
kobject_put(&rdev->kobj);
}
@@ -3654,9 +3654,10 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
if (err)
goto out_clear_rdev;
- rdev->bdev_handle = blkdev_get_handle_by_dev(newdev,
- BLK_OPEN_READ | BLK_OPEN_WRITE,
- super_format == -2 ? &claim_rdev : rdev, NULL);
+ rdev->bdev_handle = blkdev_get_by_dev(newdev,
+ BLK_OPEN_READ | BLK_OPEN_WRITE,
+ super_format == -2 ? &claim_rdev : rdev,
+ NULL);
if (IS_ERR(rdev->bdev_handle)) {
pr_warn("md: could not open device unknown-block(%u,%u).\n",
MAJOR(newdev), MINOR(newdev));
@@ -3694,7 +3695,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
return rdev;
out_blkdev_put:
- blkdev_handle_put(rdev->bdev_handle);
+ blkdev_put(rdev->bdev_handle);
out_clear_rdev:
md_rdev_clear(rdev);
out_free_rdev:
@@ -213,7 +213,7 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
if (dev->bdev_handle) {
invalidate_mapping_pages(
dev->bdev_handle->bdev->bd_inode->i_mapping, 0, -1);
- blkdev_handle_put(dev->bdev_handle);
+ blkdev_put(dev->bdev_handle);
}
kfree(dev);
@@ -253,8 +253,7 @@ static struct bdev_handle __ref *mdtblock_early_get_bdev(const char *devname,
wait_for_device_probe();
if (!early_lookup_bdev(devname, &devt)) {
- bdev_handle = blkdev_get_handle_by_dev(devt, mode, dev,
- NULL);
+ bdev_handle = blkdev_get_by_dev(devt, mode, dev, NULL);
if (!IS_ERR(bdev_handle))
break;
}
@@ -280,7 +279,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size,
return NULL;
/* Get a handle on the device */
- bdev_handle = blkdev_get_handle_by_path(devname, mode, dev, NULL);
+ bdev_handle = blkdev_get_by_path(devname, mode, dev, NULL);
if (IS_ERR(bdev_handle))
bdev_handle = mdtblock_early_get_bdev(devname, mode, timeout,
dev);
@@ -51,7 +51,7 @@ void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id)
void nvmet_bdev_ns_disable(struct nvmet_ns *ns)
{
if (ns->bdev_handle) {
- blkdev_handle_put(ns->bdev_handle);
+ blkdev_put(ns->bdev_handle);
ns->bdev = NULL;
ns->bdev_handle = NULL;
}
@@ -85,8 +85,9 @@ int nvmet_bdev_ns_enable(struct nvmet_ns *ns)
if (ns->buffered_io)
return -ENOTBLK;
- ns->bdev_handle = blkdev_get_handle_by_path(ns->device_path,
- BLK_OPEN_READ | BLK_OPEN_WRITE, NULL, NULL);
+ ns->bdev_handle = blkdev_get_by_path(ns->device_path,
+ BLK_OPEN_READ | BLK_OPEN_WRITE,
+ NULL, NULL);
if (IS_ERR(ns->bdev_handle)) {
ret = PTR_ERR(ns->bdev_handle);
if (ret != -ENOTBLK) {
@@ -130,8 +130,8 @@ int dasd_scan_partitions(struct dasd_block *block)
struct bdev_handle *bdev_handle;
int rc;
- bdev_handle = blkdev_get_handle_by_dev(disk_devt(block->gdp),
- BLK_OPEN_READ, NULL, NULL);
+ bdev_handle = blkdev_get_by_dev(disk_devt(block->gdp), BLK_OPEN_READ,
+ NULL, NULL);
if (IS_ERR(bdev_handle)) {
DBF_DEV_EVENT(DBF_ERR, block->base,
"scan partitions error, blkdev_get returned %ld",
@@ -147,13 +147,13 @@ int dasd_scan_partitions(struct dasd_block *block)
"scan partitions error, rc %d", rc);
/*
- * Since the matching blkdev_handle_put() call to the
- * blkdev_get_handle_by_path() in this function is not called before
- * dasd_destroy_partitions the offline open_count limit needs to be
- * increased from 0 to 1. This is done by setting device->bdev_handle
- * (see dasd_generic_set_offline). As long as the partition detection
- * is running no offline should be allowed. That is why the assignment
- * to block->bdev_handle is done AFTER the BLKRRPART ioctl.
+ * Since the matching blkdev_put() call to the blkdev_get_by_path() in
+ * this function is not called before dasd_destroy_partitions the
+ * offline open_count limit needs to be increased from 0 to 1. This is
+ * done by setting device->bdev_handle (see dasd_generic_set_offline).
+ * As long as the partition detection is running no offline should be
+ * allowed. That is why the assignment to block->bdev_handle is done
+ * AFTER the BLKRRPART ioctl.
*/
block->bdev_handle = bdev_handle;
return 0;
@@ -179,7 +179,7 @@ void dasd_destroy_partitions(struct dasd_block *block)
mutex_unlock(&bdev_handle->bdev->bd_disk->open_mutex);
/* Matching blkdev_put to the blkdev_get in dasd_scan_partitions. */
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
}
int dasd_gendisk_init(void)
@@ -117,8 +117,8 @@ static int iblock_configure_device(struct se_device *dev)
else
dev->dev_flags |= DF_READ_ONLY;
- bdev_handle = blkdev_get_handle_by_path(ib_dev->ibd_udev_path, mode,
- ib_dev, NULL);
+ bdev_handle = blkdev_get_by_path(ib_dev->ibd_udev_path, mode, ib_dev,
+ NULL);
if (IS_ERR(bdev_handle)) {
ret = PTR_ERR(bdev_handle);
goto out_free_bioset;
@@ -180,7 +180,7 @@ static int iblock_configure_device(struct se_device *dev)
return 0;
out_blkdev_put:
- blkdev_handle_put(ib_dev->ibd_bdev_handle);
+ blkdev_put(ib_dev->ibd_bdev_handle);
out_free_bioset:
bioset_exit(&ib_dev->ibd_bio_set);
out:
@@ -206,7 +206,7 @@ static void iblock_destroy_device(struct se_device *dev)
struct iblock_dev *ib_dev = IBLOCK_DEV(dev);
if (ib_dev->ibd_bdev_handle)
- blkdev_handle_put(ib_dev->ibd_bdev_handle);
+ blkdev_put(ib_dev->ibd_bdev_handle);
bioset_exit(&ib_dev->ibd_bio_set);
}
@@ -366,10 +366,11 @@ static int pscsi_create_type_disk(struct se_device *dev, struct scsi_device *sd)
* Claim exclusive struct block_device access to struct scsi_device
* for TYPE_DISK and TYPE_ZBC using supplied udev_path
*/
- bdev_handle = blkdev_get_handle_by_path(dev->udev_path,
- BLK_OPEN_WRITE | BLK_OPEN_READ, pdv, NULL);
+ bdev_handle = blkdev_get_by_path(dev->udev_path,
+ BLK_OPEN_WRITE | BLK_OPEN_READ, pdv,
+ NULL);
if (IS_ERR(bdev_handle)) {
- pr_err("pSCSI: blkdev_get_handle_by_path() failed\n");
+ pr_err("pSCSI: blkdev_get_by_path() failed\n");
scsi_device_put(sd);
return PTR_ERR(bdev_handle);
}
@@ -377,7 +378,7 @@ static int pscsi_create_type_disk(struct se_device *dev, struct scsi_device *sd)
ret = pscsi_add_device_to_list(dev, sd);
if (ret) {
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
scsi_device_put(sd);
return ret;
}
@@ -565,7 +566,7 @@ static void pscsi_destroy_device(struct se_device *dev)
*/
if ((sd->type == TYPE_DISK || sd->type == TYPE_ZBC) &&
pdv->pdv_bdev_handle) {
- blkdev_handle_put(pdv->pdv_bdev_handle);
+ blkdev_put(pdv->pdv_bdev_handle);
pdv->pdv_bdev_handle = NULL;
}
/*
@@ -258,8 +258,8 @@ static int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
return -EINVAL;
}
- bdev_handle = blkdev_get_handle_by_path(device_path, BLK_OPEN_WRITE,
- fs_info->bdev_holder, NULL);
+ bdev_handle = blkdev_get_by_path(device_path, BLK_OPEN_WRITE,
+ fs_info->bdev_holder, NULL);
if (IS_ERR(bdev_handle)) {
btrfs_err(fs_info, "target device %s is invalid!", device_path);
return PTR_ERR(bdev_handle);
@@ -336,7 +336,7 @@ static int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info,
return 0;
error:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return ret;
}
@@ -2722,7 +2722,7 @@ static long btrfs_ioctl_rm_dev_v2(struct file *file, void __user *arg)
err_drop:
mnt_drop_write_file(file);
if (bdev_handle)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
out:
btrfs_put_dev_args_from_path(&args);
kfree(vol_args);
@@ -2770,7 +2770,7 @@ static long btrfs_ioctl_rm_dev(struct file *file, void __user *arg)
mnt_drop_write_file(file);
if (bdev_handle)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
out:
btrfs_put_dev_args_from_path(&args);
kfree(vol_args);
@@ -517,8 +517,7 @@ btrfs_get_bdev_and_sb(const char *device_path, blk_mode_t flags, void *holder,
struct block_device *bdev;
int ret;
- *bdev_handle = blkdev_get_handle_by_path(device_path, flags, holder,
- NULL);
+ *bdev_handle = blkdev_get_by_path(device_path, flags, holder, NULL);
if (IS_ERR(*bdev_handle)) {
ret = PTR_ERR(*bdev_handle);
@@ -530,14 +529,14 @@ btrfs_get_bdev_and_sb(const char *device_path, blk_mode_t flags, void *holder,
sync_blockdev(bdev);
ret = set_blocksize(bdev, BTRFS_BDEV_BLOCKSIZE);
if (ret) {
- blkdev_handle_put(*bdev_handle);
+ blkdev_put(*bdev_handle);
goto error;
}
invalidate_bdev(bdev);
*disk_super = btrfs_read_dev_super(bdev);
if (IS_ERR(*disk_super)) {
ret = PTR_ERR(*disk_super);
- blkdev_handle_put(*bdev_handle);
+ blkdev_put(*bdev_handle);
goto error;
}
@@ -679,7 +678,7 @@ static int btrfs_open_one_device(struct btrfs_fs_devices *fs_devices,
error_free_page:
btrfs_release_disk_super(disk_super);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return -EINVAL;
}
@@ -1070,7 +1069,7 @@ static void __btrfs_free_extra_devids(struct btrfs_fs_devices *fs_devices,
continue;
if (device->bdev_handle) {
- blkdev_handle_put(device->bdev_handle);
+ blkdev_put(device->bdev_handle);
device->bdev = NULL;
device->bdev_handle = NULL;
fs_devices->open_devices--;
@@ -1117,7 +1116,7 @@ static void btrfs_close_bdev(struct btrfs_device *device)
invalidate_bdev(device->bdev);
}
- blkdev_handle_put(device->bdev_handle);
+ blkdev_put(device->bdev_handle);
}
static void btrfs_close_one_device(struct btrfs_device *device)
@@ -1388,7 +1387,7 @@ struct btrfs_device *btrfs_scan_one_device(const char *path, blk_mode_t flags)
* values temporarily, as the device paths of the fsid are the only
* required information for assembling the volume.
*/
- bdev_handle = blkdev_get_handle_by_path(path, flags, NULL, NULL);
+ bdev_handle = blkdev_get_by_path(path, flags, NULL, NULL);
if (IS_ERR(bdev_handle))
return ERR_CAST(bdev_handle);
@@ -1413,7 +1412,7 @@ struct btrfs_device *btrfs_scan_one_device(const char *path, blk_mode_t flags)
btrfs_release_disk_super(disk_super);
error_bdev_put:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return device;
}
@@ -2225,9 +2224,9 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info,
* free the device.
*
* We cannot call btrfs_close_bdev() here because we're holding the sb
- * write lock, and blkdev_handle_put() will pull in the ->open_mutex on
- * the block device and it's dependencies. Instead just flush the
- * device and let the caller do the final blkdev_handle_put.
+ * write lock, and blkdev_put() will pull in the ->open_mutex on the
+ * block device and it's dependencies. Instead just flush the device
+ * and let the caller do the final blkdev_put.
*/
if (test_bit(BTRFS_DEV_STATE_WRITEABLE, &device->dev_state)) {
btrfs_scratch_superblocks(fs_info, device->bdev,
@@ -2406,7 +2405,7 @@ int btrfs_get_dev_args_from_path(struct btrfs_fs_info *fs_info,
else
memcpy(args->fsid, disk_super->fsid, BTRFS_FSID_SIZE);
btrfs_release_disk_super(disk_super);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return 0;
}
@@ -2639,8 +2638,8 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path
if (sb_rdonly(sb) && !fs_devices->seeding)
return -EROFS;
- bdev_handle = blkdev_get_handle_by_path(device_path, BLK_OPEN_WRITE,
- fs_info->bdev_holder, NULL);
+ bdev_handle = blkdev_get_by_path(device_path, BLK_OPEN_WRITE,
+ fs_info->bdev_holder, NULL);
if (IS_ERR(bdev_handle))
return PTR_ERR(bdev_handle);
@@ -2860,7 +2859,7 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path
error_free_device:
btrfs_free_device(device);
error:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
if (locked) {
mutex_unlock(&uuid_mutex);
up_write(&sb->s_umount);
@@ -254,8 +254,8 @@ static int erofs_init_device(struct erofs_buf *buf, struct super_block *sb,
return PTR_ERR(fscache);
dif->fscache = fscache;
} else if (!sbi->devs->flatdev) {
- bdev_handle = blkdev_get_handle_by_path(dif->path,
- BLK_OPEN_READ, sb->s_type, NULL);
+ bdev_handle = blkdev_get_by_path(dif->path, BLK_OPEN_READ,
+ sb->s_type, NULL);
if (IS_ERR(bdev_handle))
return PTR_ERR(bdev_handle);
dif->bdev_handle = bdev_handle;
@@ -816,7 +816,7 @@ static int erofs_release_device_info(int id, void *ptr, void *data)
fs_put_dax(dif->dax_dev, NULL);
if (dif->bdev_handle)
- blkdev_handle_put(dif->bdev_handle);
+ blkdev_put(dif->bdev_handle);
erofs_fscache_unregister_cookie(dif->fscache);
dif->fscache = NULL;
kfree(dif->path);
@@ -1112,8 +1112,8 @@ static struct bdev_handle *ext4_blkdev_get(dev_t dev, struct super_block *sb)
{
struct bdev_handle *handle;
- handle = blkdev_get_handle_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_WRITE,
- sb, &ext4_holder_ops);
+ handle = blkdev_get_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_WRITE, sb,
+ &ext4_holder_ops);
if (IS_ERR(handle))
goto fail;
return handle;
@@ -1137,7 +1137,7 @@ static void ext4_blkdev_remove(struct ext4_sb_info *sbi)
* hotswapped, and it breaks the `ro-after' testing code.
*/
invalidate_bdev(sbi->s_journal_bdev_handle->bdev);
- blkdev_handle_put(sbi->s_journal_bdev_handle);
+ blkdev_put(sbi->s_journal_bdev_handle);
sbi->s_journal_bdev_handle = NULL;
}
}
@@ -5928,7 +5928,7 @@ static journal_t *ext4_get_dev_journal(struct super_block *sb,
out_journal:
jbd2_journal_destroy(journal);
out_bdev:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return NULL;
}
@@ -1538,7 +1538,7 @@ static void destroy_device_list(struct f2fs_sb_info *sbi)
int i;
for (i = 0; i < sbi->s_ndevs; i++) {
- blkdev_handle_put(FDEV(i).bdev_handle);
+ blkdev_put(FDEV(i).bdev_handle);
#ifdef CONFIG_BLK_DEV_ZONED
kvfree(FDEV(i).blkz_seq);
#endif
@@ -4024,9 +4024,10 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
if (max_devices == 1) {
/* Single zoned block device mount */
- FDEV(0).bdev_handle = blkdev_get_handle_by_dev(
- sbi->sb->s_bdev->bd_dev,
- mode, sbi->sb->s_type, NULL);
+ FDEV(0).bdev_handle = blkdev_get_by_dev(sbi->sb->s_bdev->bd_dev,
+ mode,
+ sbi->sb->s_type,
+ NULL);
} else {
/* Multi-device mount */
memcpy(FDEV(i).path, RDEV(i).path, MAX_PATH_LEN);
@@ -4044,8 +4045,10 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
(FDEV(i).total_segments <<
sbi->log_blocks_per_seg) - 1;
}
- FDEV(i).bdev_handle = blkdev_get_handle_by_path(
- FDEV(i).path, mode, sbi->sb->s_type, NULL);
+ FDEV(i).bdev_handle = blkdev_get_by_path(FDEV(i).path,
+ mode,
+ sbi->sb->s_type,
+ NULL);
}
if (IS_ERR(FDEV(i).bdev_handle))
return PTR_ERR(FDEV(i).bdev_handle);
@@ -1100,8 +1100,9 @@ int lmLogOpen(struct super_block *sb)
* file systems to log may have n-to-1 relationship;
*/
- bdev_handle = blkdev_get_handle_by_dev(sbi->logdev,
- BLK_OPEN_READ | BLK_OPEN_WRITE, log, NULL);
+ bdev_handle = blkdev_get_by_dev(sbi->logdev,
+ BLK_OPEN_READ | BLK_OPEN_WRITE, log,
+ NULL);
if (IS_ERR(bdev_handle)) {
rc = PTR_ERR(bdev_handle);
goto free;
@@ -1141,7 +1142,7 @@ int lmLogOpen(struct super_block *sb)
lbmLogShutdown(log);
close: /* close external log device */
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
free: /* free log descriptor */
mutex_unlock(&jfs_log_mutex);
@@ -1485,7 +1486,7 @@ int lmLogClose(struct super_block *sb)
bdev_handle = log->bdev_handle;
rc = lmLogShutdown(log);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
kfree(log);
@@ -35,7 +35,7 @@ bl_free_device(struct pnfs_block_dev *dev)
}
if (dev->bdev_handle)
- blkdev_handle_put(dev->bdev_handle);
+ blkdev_put(dev->bdev_handle);
}
}
@@ -243,8 +243,8 @@ bl_parse_simple(struct nfs_server *server, struct pnfs_block_dev *d,
if (!dev)
return -EIO;
- bdev_handle = blkdev_get_handle_by_dev(dev,
- BLK_OPEN_READ | BLK_OPEN_WRITE, NULL, NULL);
+ bdev_handle = blkdev_get_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_WRITE,
+ NULL, NULL);
if (IS_ERR(bdev_handle)) {
printk(KERN_WARNING "pNFS: failed to open device %d:%d (%ld)\n",
MAJOR(dev), MINOR(dev), PTR_ERR(bdev_handle));
@@ -311,8 +311,9 @@ bl_open_path(struct pnfs_block_volume *v, const char *prefix)
if (!devname)
return ERR_PTR(-ENOMEM);
- bdev_handle = blkdev_get_handle_by_path(devname,
- BLK_OPEN_READ | BLK_OPEN_WRITE, NULL, NULL);
+ bdev_handle = blkdev_get_by_path(devname,
+ BLK_OPEN_READ | BLK_OPEN_WRITE, NULL,
+ NULL);
if (IS_ERR(bdev_handle)) {
pr_warn("pNFS: failed to open device %s (%ld)\n",
devname, PTR_ERR(bdev_handle));
@@ -373,7 +374,7 @@ bl_parse_scsi(struct nfs_server *server, struct pnfs_block_dev *d,
return 0;
out_blkdev_put:
- blkdev_handle_put(d->bdev_handle);
+ blkdev_put(d->bdev_handle);
return error;
}
@@ -1304,8 +1304,8 @@ nilfs_mount(struct file_system_type *fs_type, int flags,
struct dentry *root_dentry;
int err, s_new = false;
- bdev_handle = blkdev_get_handle_by_path(dev_name, sb_open_mode(flags),
- fs_type, NULL);
+ bdev_handle = blkdev_get_by_path(dev_name, sb_open_mode(flags),
+ fs_type, NULL);
if (IS_ERR(bdev_handle))
return ERR_CAST(bdev_handle);
@@ -1377,7 +1377,7 @@ nilfs_mount(struct file_system_type *fs_type, int flags,
}
if (!s_new)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return root_dentry;
@@ -1386,7 +1386,7 @@ nilfs_mount(struct file_system_type *fs_type, int flags,
failed:
if (!s_new)
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return ERR_PTR(err);
}
@@ -1510,7 +1510,7 @@ static void o2hb_region_release(struct config_item *item)
}
if (reg->hr_bdev_handle)
- blkdev_handle_put(reg->hr_bdev_handle);
+ blkdev_put(reg->hr_bdev_handle);
kfree(reg->hr_slots);
@@ -1795,9 +1795,9 @@ static ssize_t o2hb_region_dev_store(struct config_item *item,
if (!S_ISBLK(f.file->f_mapping->host->i_mode))
goto out2;
- reg->hr_bdev_handle = blkdev_get_handle_by_dev(
- f.file->f_mapping->host->i_rdev,
- BLK_OPEN_WRITE | BLK_OPEN_READ, NULL, NULL);
+ reg->hr_bdev_handle = blkdev_get_by_dev(f.file->f_mapping->host->i_rdev,
+ BLK_OPEN_WRITE | BLK_OPEN_READ,
+ NULL, NULL);
if (IS_ERR(reg->hr_bdev_handle)) {
ret = PTR_ERR(reg->hr_bdev_handle);
reg->hr_bdev_handle = NULL;
@@ -1904,7 +1904,7 @@ static ssize_t o2hb_region_dev_store(struct config_item *item,
out3:
if (ret < 0) {
- blkdev_handle_put(reg->hr_bdev_handle);
+ blkdev_put(reg->hr_bdev_handle);
reg->hr_bdev_handle = NULL;
}
out2:
@@ -2587,7 +2587,7 @@ static void journal_list_init(struct super_block *sb)
static void release_journal_dev(struct reiserfs_journal *journal)
{
if (journal->j_bdev_handle) {
- blkdev_handle_put(journal->j_bdev_handle);
+ blkdev_put(journal->j_bdev_handle);
journal->j_bdev_handle = NULL;
}
}
@@ -2614,8 +2614,8 @@ static int journal_init_dev(struct super_block *super,
if ((!jdev_name || !jdev_name[0])) {
if (jdev == super->s_dev)
holder = NULL;
- journal->j_bdev_handle = blkdev_get_handle_by_dev(jdev,
- blkdev_mode, holder, NULL);
+ journal->j_bdev_handle = blkdev_get_by_dev(jdev, blkdev_mode,
+ holder, NULL);
if (IS_ERR(journal->j_bdev_handle)) {
result = PTR_ERR(journal->j_bdev_handle);
journal->j_bdev_handle = NULL;
@@ -2630,8 +2630,8 @@ static int journal_init_dev(struct super_block *super,
return 0;
}
- journal->j_bdev_handle = blkdev_get_handle_by_path(jdev_name,
- blkdev_mode, holder, NULL);
+ journal->j_bdev_handle = blkdev_get_by_path(jdev_name, blkdev_mode,
+ holder, NULL);
if (IS_ERR(journal->j_bdev_handle)) {
result = PTR_ERR(journal->j_bdev_handle);
journal->j_bdev_handle = NULL;
@@ -1266,9 +1266,9 @@ int get_tree_bdev(struct fs_context *fc,
if (!fc->source)
return invalf(fc, "No source specified");
- bdev_handle = blkdev_get_handle_by_path(fc->source,
- sb_open_mode(fc->sb_flags), fc->fs_type,
- &fs_holder_ops);
+ bdev_handle = blkdev_get_by_path(fc->source,
+ sb_open_mode(fc->sb_flags),
+ fc->fs_type, &fs_holder_ops);
if (IS_ERR(bdev_handle)) {
errorf(fc, "%s: Can't open blockdev", fc->source);
return PTR_ERR(bdev_handle);
@@ -1283,7 +1283,7 @@ int get_tree_bdev(struct fs_context *fc,
if (bdev->bd_fsfreeze_count > 0) {
mutex_unlock(&bdev->bd_fsfreeze_mutex);
warnf(fc, "%pg: Can't mount, blockdev is frozen", bdev);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return -EBUSY;
}
@@ -1292,7 +1292,7 @@ int get_tree_bdev(struct fs_context *fc,
s = sget_fc(fc, test_bdev_super_fc, set_bdev_super_fc);
mutex_unlock(&bdev->bd_fsfreeze_mutex);
if (IS_ERR(s)) {
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return PTR_ERR(s);
}
@@ -1301,19 +1301,18 @@ int get_tree_bdev(struct fs_context *fc,
if ((fc->sb_flags ^ s->s_flags) & SB_RDONLY) {
warnf(fc, "%pg: Can't mount, would change RO state", bdev);
deactivate_locked_super(s);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
return -EBUSY;
}
/*
* s_umount nests inside open_mutex during
- * __invalidate_device(). blkdev_handle_put() acquires
- * open_mutex and can't be called under s_umount. Drop
- * s_umount temporarily. This is safe as we're
- * holding an active reference.
+ * __invalidate_device(). blkdev_put() acquires open_mutex and
+ * can't be called under s_umount. Drop s_umount temporarily.
+ * This is safe as we're holding an active reference.
*/
up_write(&s->s_umount);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
down_write(&s->s_umount);
} else {
snprintf(s->s_id, sizeof(s->s_id), "%pg", bdev);
@@ -1351,8 +1350,8 @@ struct dentry *mount_bdev(struct file_system_type *fs_type,
struct super_block *s;
int error = 0;
- bdev_handle = blkdev_get_handle_by_path(dev_name, sb_open_mode(flags),
- fs_type, &fs_holder_ops);
+ bdev_handle = blkdev_get_by_path(dev_name, sb_open_mode(flags),
+ fs_type, &fs_holder_ops);
if (IS_ERR(bdev_handle))
return ERR_CAST(bdev_handle);
bdev = bdev_handle->bdev;
@@ -1383,13 +1382,12 @@ struct dentry *mount_bdev(struct file_system_type *fs_type,
/*
* s_umount nests inside open_mutex during
- * __invalidate_device(). blkdev_handle_put() acquires
- * open_mutex and can't be called under s_umount. Drop
- * s_umount temporarily. This is safe as we're
- * holding an active reference.
+ * __invalidate_device(). blkdev_put() acquires open_mutex and
+ * can't be called under s_umount. Drop s_umount temporarily.
+ * This is safe as we're holding an active reference.
*/
up_write(&s->s_umount);
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
down_write(&s->s_umount);
} else {
snprintf(s->s_id, sizeof(s->s_id), "%pg", bdev);
@@ -1411,7 +1409,7 @@ struct dentry *mount_bdev(struct file_system_type *fs_type,
error_s:
error = PTR_ERR(s);
error_bdev:
- blkdev_handle_put(bdev_handle);
+ blkdev_put(bdev_handle);
error:
return ERR_PTR(error);
}
@@ -1424,7 +1422,7 @@ void kill_block_super(struct super_block *sb)
bdev->bd_super = NULL;
generic_shutdown_super(sb);
sync_blockdev(bdev);
- blkdev_handle_put(sb->s_bdev_handle);
+ blkdev_put(sb->s_bdev_handle);
}
EXPORT_SYMBOL(kill_block_super);
@@ -396,8 +396,8 @@ xfs_blkdev_get(
{
int error = 0;
- *handlep = blkdev_get_handle_by_path(name,
- BLK_OPEN_READ | BLK_OPEN_WRITE, mp, &xfs_holder_ops);
+ *handlep = blkdev_get_by_path(name, BLK_OPEN_READ | BLK_OPEN_WRITE,
+ mp, &xfs_holder_ops);
if (IS_ERR(*handlep)) {
error = PTR_ERR(*handlep);
xfs_warn(mp, "Invalid device [%s], error=%d", name, error);
@@ -411,7 +411,7 @@ xfs_blkdev_put(
struct bdev_handle *handle)
{
if (handle)
- blkdev_handle_put(handle);
+ blkdev_put(handle);
}
STATIC void
@@ -1476,14 +1476,14 @@ struct bdev_handle {
void *holder;
};
-struct bdev_handle *blkdev_get_handle_by_dev(dev_t dev, blk_mode_t mode,
- void *holder, const struct blk_holder_ops *hops);
-struct bdev_handle *blkdev_get_handle_by_path(const char *path, blk_mode_t mode,
+struct bdev_handle *blkdev_get_by_dev(dev_t dev, blk_mode_t mode, void *holder,
+ const struct blk_holder_ops *hops);
+struct bdev_handle *blkdev_get_by_path(const char *path, blk_mode_t mode,
void *holder, const struct blk_holder_ops *hops);
int bd_prepare_to_claim(struct block_device *bdev, void *holder,
const struct blk_holder_ops *hops);
void bd_abort_claiming(struct block_device *bdev, void *holder);
-void blkdev_handle_put(struct bdev_handle *handle);
+void blkdev_put(struct bdev_handle *handle);
/* just for blk-cgroup, don't use elsewhere */
struct block_device *blkdev_get_no_open(dev_t dev);
@@ -357,14 +357,14 @@ static int swsusp_swap_check(void)
return res;
root_swap = res;
- hib_resume_bdev_handle = blkdev_get_handle_by_dev(swsusp_resume_device,
- BLK_OPEN_WRITE, NULL, NULL);
+ hib_resume_bdev_handle = blkdev_get_by_dev(swsusp_resume_device,
+ BLK_OPEN_WRITE, NULL, NULL);
if (IS_ERR(hib_resume_bdev_handle))
return PTR_ERR(hib_resume_bdev_handle);
res = set_blocksize(hib_resume_bdev_handle->bdev, PAGE_SIZE);
if (res < 0)
- blkdev_handle_put(hib_resume_bdev_handle);
+ blkdev_put(hib_resume_bdev_handle);
return res;
}
@@ -1522,8 +1522,9 @@ int swsusp_check(bool snapshot_test)
void *holder = snapshot_test ? &swsusp_holder : NULL;
int error;
- hib_resume_bdev_handle = blkdev_get_handle_by_dev(swsusp_resume_device,
- BLK_OPEN_READ, holder, NULL);
+ hib_resume_bdev_handle = blkdev_get_by_dev(swsusp_resume_device,
+ BLK_OPEN_READ, holder,
+ NULL);
if (!IS_ERR(hib_resume_bdev_handle)) {
set_blocksize(hib_resume_bdev_handle->bdev, PAGE_SIZE);
clear_page(swsusp_header);
@@ -1550,7 +1551,7 @@ int swsusp_check(bool snapshot_test)
put:
if (error)
- blkdev_handle_put(hib_resume_bdev_handle);
+ blkdev_put(hib_resume_bdev_handle);
else
pr_debug("Image signature found, resuming\n");
} else {
@@ -1574,7 +1575,7 @@ void swsusp_close(void)
return;
}
- blkdev_handle_put(hib_resume_bdev_handle);
+ blkdev_put(hib_resume_bdev_handle);
}
/**
@@ -2528,7 +2528,7 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile)
inode = mapping->host;
if (p->bdev_handle) {
set_blocksize(p->bdev, old_block_size);
- blkdev_handle_put(p->bdev_handle);
+ blkdev_put(p->bdev_handle);
}
inode_lock(inode);
@@ -2758,8 +2758,9 @@ static int claim_swapfile(struct swap_info_struct *p, struct inode *inode)
int error;
if (S_ISBLK(inode->i_mode)) {
- p->bdev_handle = blkdev_get_handle_by_dev(inode->i_rdev,
- BLK_OPEN_READ | BLK_OPEN_WRITE, p, NULL);
+ p->bdev_handle = blkdev_get_by_dev(inode->i_rdev,
+ BLK_OPEN_READ | BLK_OPEN_WRITE,
+ p, NULL);
if (IS_ERR(p->bdev_handle)) {
error = PTR_ERR(p->bdev_handle);
p->bdev_handle = NULL;
@@ -3211,7 +3212,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags)
p->cluster_next_cpu = NULL;
if (p->bdev_handle) {
set_blocksize(p->bdev, p->old_block_size);
- blkdev_handle_put(p->bdev_handle);
+ blkdev_put(p->bdev_handle);
}
inode = NULL;
destroy_swap_extents(p);
Now that everybody is converted, we can rename blkdev_get_handle_by_*() and blkdev_handle_put() back to their original names. No functional change. Done by Coccinelle patch: @@ expression dev, mode, holder, hops; @@ - blkdev_get_handle_by_dev(dev, mode, holder, hops) + blkdev_get_by_dev(dev, mode, holder, hops) @@ expression path, mode, holder, hops; @@ - blkdev_get_handle_by_path(path, mode, holder, hops) + blkdev_get_by_path(path, mode, holder, hops) @@ expression handle; @@ - blkdev_handle_put(handle) + blkdev_put(handle) plus manual updates of comments, strings, and function declarations itself. CC: Alasdair Kergon <agk@redhat.com> CC: Andrew Morton <akpm@linux-foundation.org> CC: Anna Schumaker <anna@kernel.org> CC: Chao Yu <chao@kernel.org> CC: Christian Borntraeger <borntraeger@linux.ibm.com> CC: Coly Li <colyli@suse.de CC: "Darrick J. Wong" <djwong@kernel.org> CC: Dave Kleikamp <shaggy@kernel.org> CC: David Sterba <dsterba@suse.com> CC: dm-devel@redhat.com CC: drbd-dev@lists.linbit.com CC: Gao Xiang <xiang@kernel.org> CC: Jack Wang <jinpu.wang@ionos.com> CC: Jaegeuk Kim <jaegeuk@kernel.org> CC: jfs-discussion@lists.sourceforge.net CC: Joern Engel <joern@lazybastard.org> CC: Joseph Qi <joseph.qi@linux.alibaba.com> CC: Kent Overstreet <kent.overstreet@gmail.com> CC: linux-bcache@vger.kernel.org CC: linux-btrfs@vger.kernel.org CC: linux-erofs@lists.ozlabs.org CC: <linux-ext4@vger.kernel.org> CC: linux-f2fs-devel@lists.sourceforge.net CC: linux-mm@kvack.org CC: linux-mtd@lists.infradead.org CC: linux-nfs@vger.kernel.org CC: linux-nilfs@vger.kernel.org CC: linux-nvme@lists.infradead.org CC: linux-pm@vger.kernel.org CC: linux-raid@vger.kernel.org CC: linux-s390@vger.kernel.org CC: linux-scsi@vger.kernel.org CC: linux-xfs@vger.kernel.org CC: "Md. Haris Iqbal" <haris.iqbal@ionos.com> CC: Mike Snitzer <snitzer@kernel.org> CC: Minchan Kim <minchan@kernel.org> CC: ocfs2-devel@oss.oracle.com CC: reiserfs-devel@vger.kernel.org CC: Sergey Senozhatsky <senozhatsky@chromium.org> CC: Song Liu <song@kernel.org> CC: Sven Schnelle <svens@linux.ibm.com> CC: target-devel@vger.kernel.org CC: Ted Tso <tytso@mit.edu> CC: Trond Myklebust <trond.myklebust@hammerspace.com> CC: xen-devel@lists.xenproject.org Signed-off-by: Jan Kara <jack@suse.cz> --- block/bdev.c | 24 +++++++++--------- block/fops.c | 6 ++--- block/genhd.c | 6 ++--- block/ioctl.c | 4 +-- drivers/block/drbd/drbd_nl.c | 10 ++++---- drivers/block/pktcdvd.c | 18 +++++++------- drivers/block/rnbd/rnbd-srv.c | 7 +++--- drivers/block/xen-blkback/xenbus.c | 7 +++--- drivers/block/zram/zram_drv.c | 9 ++++--- drivers/md/bcache/super.c | 23 ++++++++--------- drivers/md/dm.c | 6 ++--- drivers/md/md.c | 11 +++++---- drivers/mtd/devices/block2mtd.c | 7 +++--- drivers/nvme/target/io-cmd-bdev.c | 7 +++--- drivers/s390/block/dasd_genhd.c | 20 +++++++-------- drivers/target/target_core_iblock.c | 8 +++--- drivers/target/target_core_pscsi.c | 11 +++++---- fs/btrfs/dev-replace.c | 6 ++--- fs/btrfs/ioctl.c | 4 +-- fs/btrfs/volumes.c | 31 ++++++++++++----------- fs/erofs/super.c | 6 ++--- fs/ext4/super.c | 8 +++--- fs/f2fs/super.c | 15 +++++++----- fs/jfs/jfs_logmgr.c | 9 ++++--- fs/nfs/blocklayout/dev.c | 13 +++++----- fs/nilfs2/super.c | 8 +++--- fs/ocfs2/cluster/heartbeat.c | 10 ++++---- fs/reiserfs/journal.c | 10 ++++---- fs/super.c | 38 ++++++++++++++--------------- fs/xfs/xfs_super.c | 6 ++--- include/linux/blkdev.h | 8 +++--- kernel/power/swap.c | 15 ++++++------ mm/swapfile.c | 9 ++++--- 33 files changed, 194 insertions(+), 186 deletions(-)