other versions
| BLKDEV_GET_BY_PATH(9) | The Linux VFS | BLKDEV_GET_BY_PATH(9) |
NAME¶
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¶
const char * path
path to the block device to open
fmode_t mode
FMODE_* mask
void * 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.
COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.12 |