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Alexander Motin fa697b94e6
FreeBSD: Add posix_fadvise(POSIX_FADV_WILLNEED) support
As commit 320f0c6 did for Linux, connect POSIX_FADV_WILLNEED
up to dmu_prefetch() on FreeBSD.

While there, fix portability problems in tests/functional/fadvise.

1.  Instead of relying on the numerical values of POSIX_FADV_XXX macros,
    accept macro names as arguments to the file_fadvise program.  (The
    numbers happen to match on Linux and FreeBSD, but future systems may
    vary and it seems a little strange/raw to count on that.)

2.  For implementation reasons, SEQUENTIAL doesn't reach ZFS via FreeBSD
    VFS currently (perhaps something that should be investigated in
    FreeBSD).  Since on Linux we're treating SEQUENTIAL and WILLNEED the
    same, it doesn't really matter which one we use, so switch the test
    over to WILLNEED exercise the new prefetch code on both OSes the
    same way.

Reviewed-by: Mateusz Guzik <mjg@FreeBSD.org>
Reviewed-by: Fedor Uporov <fuporov.vstack@gmail.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Thomas Munro <tmunro@FreeBSD.org>
Co-authored-by: Alexander Motin <mav@FreeBSD.org>
Closes #17379
2025-05-29 09:34:07 -04:00
.github Add Quality Assurance to pull request template 2025-05-20 08:49:22 -07:00
cmd Refactor man page and CLI help output per mandoc 2025-05-23 09:10:30 -07:00
config Linux 6.2/6.15: del_timer_sync() renamed to timer_delete_sync() 2025-05-19 11:13:00 -07:00
contrib Introduce zfs rewrite subcommand (#17246) 2025-05-12 10:22:17 -07:00
etc SPDX: license tags: MIT 2025-03-13 17:56:54 -07:00
include tunables: remove __check_old_set_param workaround 2025-05-28 16:50:22 -07:00
lib zfs_cmd: reorganise zfs_cmd_t to match original size 2025-05-27 20:01:06 -04:00
man vdev_disk: remove zfs_vdev_scheduler option 2025-05-27 15:06:15 -07:00
module FreeBSD: Add posix_fadvise(POSIX_FADV_WILLNEED) support 2025-05-29 09:34:07 -04:00
rpm RPM: Hold back incompatible kernel packages on Fedora 2025-04-30 10:52:20 -07:00
scripts update_authors: output possible mailmap additions 2025-05-13 09:24:03 -07:00
tests FreeBSD: Add posix_fadvise(POSIX_FADV_WILLNEED) support 2025-05-29 09:34:07 -04:00
udev Update 69-vdev.rules.in 2025-05-21 10:05:11 -07:00
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.gitignore Packaging: Auto-generate changelog during configure (#15528) 2023-11-16 08:58:47 -08:00
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autogen.sh Ubuntu 22.04 integration: ShellCheck 2022-11-18 11:24:48 -08:00
CODE_OF_CONDUCT.md Documentation corrections 2022-12-22 11:34:28 -08:00
configure.ac SPDX: license tags: CDDL-1.0 2025-03-13 17:56:27 -07:00
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META Linux 6.15 compat: META 2025-05-28 16:28:02 -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 FreeBSD: remove support for FreeBSD < 13.0-RELEASE (#16372) 2024-08-05 16:56:45 -07:00
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TEST Remove CI builder customization from TEST 2020-03-16 10:46:03 -07:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

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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.