---
name: "blk_alloc_devt"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/blk_alloc_devt"
---

# blk\_alloc\_devt(9)

allocate a dev\_t for a partition

## NAME

blk\_alloc\_devt - allocate a dev\_t for a partition

## SYNOPSIS

**int blk\_alloc\_devt(struct hd\_struct \*** *part***, dev\_t \*** *devt***);**

## ARGUMENTS

*part*

partition to allocate dev\_t for

*devt*

out parameter for resulting dev\_t

## DESCRIPTION

Allocate a dev\_t for block device.

## RETURN

0 on success, allocated dev\_t is returned in \**devt*. -errno on failure.

## CONTEXT

Might sleep.

## COPYRIGHT