'\" t
.\"     Title: jbd2_journal_init_dev
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: The Linux Journalling API
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "JBD2_JOURNAL_INIT_DE" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "The Linux Journalling API"
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.SH "NAME"
jbd2_journal_init_dev \- creates and initialises a journal structure
.SH "SYNOPSIS"
.HP \w'journal_t\ *\ jbd2_journal_init_dev('u
.BI "journal_t * jbd2_journal_init_dev(struct\ block_device\ *\ " "bdev" ", struct\ block_device\ *\ " "fs_dev" ", unsigned\ long\ long\ " "start" ", int\ " "len" ", int\ " "blocksize" ");"
.SH "ARGUMENTS"
.PP
\fIbdev\fR
.RS 4
Block device on which to create the journal
.RE
.PP
\fIfs_dev\fR
.RS 4
Device which hold journalled filesystem for this journal\&.
.RE
.PP
\fIstart\fR
.RS 4
Block nr Start of journal\&.
.RE
.PP
\fIlen\fR
.RS 4
Length of the journal in blocks\&.
.RE
.PP
\fIblocksize\fR
.RS 4
blocksize of journalling device
.RE
.SH "RETURN"
.PP
a newly created journal_t *
.PP
jbd2_journal_init_dev creates a journal which maps a fixed contiguous range of blocks on an arbitrary block device\&.
.SH "AUTHORS"
.PP
\fBRoger Gammans\fR <\&rgammans@computer-surgery.co.uk\&>
.RS 4
Author.
.RE
.PP
\fBStephen Tweedie\fR <\&sct@redhat.com\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br