centos man page for blkdev_get

Query: blkdev_get

OS: centos

Section: 9

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

BLKDEV_GET(9)							   The Linux VFS						     BLKDEV_GET(9)

NAME
blkdev_get - open a block device
SYNOPSIS
int blkdev_get(struct block_device * bdev, fmode_t mode, void * holder);
ARGUMENTS
bdev block_device to open mode FMODE_* mask holder exclusive holder identifier
DESCRIPTION
Open bdev with mode. If mode includes FMODE_EXCL, bdev is open with exclusive access. Specifying FMODE_EXCL with NULLholder is invalid. Exclusive opens may nest for the same holder. On success, the reference count of bdev is unchanged. On failure, bdev is put.
CONTEXT
Might sleep.
RETURNS
0 on success, -errno on failure.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 BLKDEV_GET(9)
Related Man Pages
ldi_close(9f) - sunos
ldi_open_by_dev(9f) - sunos
ldi_open_by_name(9f) - sunos
ldi_open_by_dev(9f) - opensolaris
probe::ioblock_trace.end(3stap) - centos
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