blkdev_get_by_path (9) Linux Manual Page
blkdev_get_by_path – open a block device by name
Synopsis
struct block_device *blkdev_get_by_path(const char *path, fmode_t mode, void *holder);Arguments
path
-
- path to the block device to open
mode
- FMODE_* mask
holder
- exclusive holder identifier
Description
Open the blockdevice described by the device file at path. mode and holder are identical to blkdev_get.
On success, the returned block_device has reference count of one.
Context
Might sleep.
Return
Pointer to block_device on success, ERR_PTR(-errno) on failure.