OpenZFS on Linux and FreeBSD
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Low-power 35d43ba8ea Workaround for Linux PowerPC GPL-only cpu_has_feature()
Linux since 4.7 makes interface 'cpu_has_feature' to use jump labels on
powerpc if CONFIG_JUMP_LABEL_FEATURE_CHECKS is enabled, in this case
however the inline function references GPL-only symbol
'cpu_feature_keys'.

ZFS currently uses 'cpu_has_feature' either directly or indirectly from
several places; while it is unknown how this issue didn't break ZFS on
64-bit little-endian powerpc, it is known to break ZFS with many Linux
versions on both 32-bit and 64-bit big-endian powerpc.

Until this issue is fixed in Linux, we have to workaround it by
overriding affected inline functions without depending on
'cpu_feature_keys'.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: WHR <msl0000023508@gmail.com>
Closes #14590
2023-06-05 10:59:02 -07:00
.github Update workflows 2023-03-09 18:46:36 -08:00
cmd Storage device expansion "silently" fails on degraded vdev 2023-05-26 10:12:57 -07:00
config Workaround for Linux PowerPC GPL-only cpu_has_feature() 2023-06-05 10:59:02 -07:00
contrib Revert "initramfs: use `mount.zfs` instead of `mount`" 2023-06-01 08:30:54 -07:00
etc systemd: set restart=always for zfs-zed.service 2023-01-19 12:50:42 -08:00
include Workaround for Linux PowerPC GPL-only cpu_has_feature() 2023-06-05 10:59:02 -07:00
lib Refine special_small_blocks property validation 2023-05-27 18:23:33 -07:00
man Add the ability to uninitialize 2023-05-26 10:09:04 -07:00
module Linux: use filemap_range_has_page() 2023-06-05 10:59:02 -07:00
rpm Removed Python 2 and Python 3.5- support 2023-04-13 15:59:45 -07:00
scripts ZTS: Log test name to /dev/kmsg on Linux 2023-04-03 13:50:02 -07:00
tests Speed up WB_SYNC_NONE when a WB_SYNC_ALL occurs simultaneously 2023-06-05 10:59:02 -07:00
udev Udev rules: use match (==) rather than assign (=) for PROGRAM 2021-09-14 12:23:10 -07:00
.editorconfig Add an .editorconfig; document git whitespace settings 2020-01-27 13:32:52 -08:00
.gitignore Add FreeBSD support to OpenZFS 2020-04-14 11:36:28 -07:00
.gitmodules .gitmodules: link to openzfs github repository 2021-04-14 13:23:08 -07:00
AUTHORS Add zstd support to zfs 2020-08-20 10:30:06 -07:00
CODE_OF_CONDUCT.md Documentation corrections 2023-01-19 12:50:42 -08:00
COPYRIGHT Fix typos 2020-06-09 21:24:09 -07:00
LICENSE Update build system and packaging 2018-05-29 16:00:33 -07:00
META Tag zfs-2.1.11 2023-04-18 11:44:34 -07:00
Makefile.am config: check for parallel(1), use it for cstyle 2022-09-14 11:23:25 -07:00
NEWS Fix NEWS file 2020-08-26 21:44:41 -07:00
NOTICE Update build system and packaging 2018-05-29 16:00:33 -07:00
README.md README: Update OpenZFS website url 2022-02-16 17:58:55 -08:00
RELEASES.md Add RELEASES.md file 2021-04-07 13:26:58 -07:00
TEST Remove CI builder customization from TEST 2020-03-16 10:46:03 -07:00
autogen.sh Cause autogen.sh to fail if autoreconf fails 2018-07-06 09:27:37 -07:00
configure.ac Speed up WB_SYNC_NONE when a WB_SYNC_ALL occurs simultaneously 2023-06-05 10:59:02 -07:00
copy-builtin copy-builtin: posix conformance 2021-05-10 12:18:54 -07:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

README.md

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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 12.2-RELEASE.