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EXT2FS(5)		      File Formats Manual		     EXT2FS(5)

NAME
       ext2fs -- ext2/ext3/ext4	file system

SYNOPSIS
       To link into the	kernel:

	     options EXT2FS

       To load as a kernel loadable module:

	     kldload ext2fs

DESCRIPTION
       The  ext2fs  driver  will permit	the FreeBSD kernel to access ext2 file
       systems and its derivatives.  It	currently implements most of the  fea-
       tures required by ext3 and ext4 file systems.  Support for Extended At-
       tributes	 in ext4 is experimental.  Journalling and encryption are cur-
       rently not supported.

EXAMPLES
       To mount	a ext2fs volume	located	on /dev/ada1s1:

	     mount -t ext2fs /dev/ada1s1 /mnt

SEE ALSO
       nmount(2), unmount(2), fstab(5),	mount(8)

HISTORY
       The ext2fs driver first appeared	in FreeBSD 2.2.

AUTHORS
       The ext2fs kernel implementation	is derived from	code written, or modi-
       fied, by	Godmar Back using the UFS CSRG sources for CMU Mach.

       John Dyson did the initial port to FreeBSD.  Aditya Sarawgi merged  im-
       portant parts of	the allocation code from a clean-room NetBSD implemen-
       tation.	Zheng Liu and Fedor Uporov implemented the read	and write sup-
       port respectively for ext4 filesystems.	The FreeBSD community has con-
       tributed	a huge amount of modifications.

       The  initial version of this manual page	was written by Craig Rodrigues
       <rodrigc@FreeBSD.org>.

FreeBSD	14.3		       December	30, 2018		     EXT2FS(5)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=ext2fs&manpath=FreeBSD+14.3-RELEASE+and+Ports>

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