Andrew Walker 783a02b5d3 Fix ZFS_READONLY implementation on Linux
MS-FSCC 2.6 is the governing document for
DOS attribute behavior. It specifies the following:

For a file, applications can read the file but
cannot write to it or delete it. For a directory,
applications cannot delete it, but applications can
create and delete files from the directory.

Signed-off-by: Andrew Walker <awalker@ixsystems.com>
Reviewed-by: Alexander Motin <alexander.motin@TrueNAS.com>
Reviewed-by: Ameer Hamza <ahamza@ixsystems.com>
Reviewed-by: Allan Jude <allan@klarasystems.com>
Reviewed-by: Rob Norris <rob.norris@klarasystems.com>
Closes #17837
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OpenZFS is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community. This repository contains the code for running OpenZFS on Linux and FreeBSD.

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Official Resources

Installation

Full documentation for installing OpenZFS on your favorite operating system can be found at the Getting Started Page.

Contribute & Develop

We have a separate document with contribution guidelines.

We have a Code of Conduct.

Release

OpenZFS is released under a CDDL license. For more details see the NOTICE, LICENSE and COPYRIGHT files; UCRL-CODE-235197

Supported Kernels

  • The META file contains the officially recognized supported Linux kernel versions.
  • Supported FreeBSD versions are any supported branches and releases starting from 13.0-RELEASE.
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