On Fri, Feb 28, 2025 at 04:05:14AM +0800, Zorro Lang wrote: > To clarify the supported filesystems by fstests, add a fs list to > README file. > > Signed-off-by: Zorro Lang <zlang@xxxxxxxxxx> > --- > > Hi, > > David Sterba suggests to have a supported fs list in fstests: > > https://lore.kernel.org/fstests/20250227073535.7gt7mj5gunp67axr@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/T/#m742e4f1f6668d39c1a48450e7176a366e0a2f6f9 > > I think that's a good suggestion, so I send this patch now. But tell the truth, > it's hard to find all filesystems which are supported by fstests. Especially > some filesystems might use fstests, but never be metioned in fstests code. > So please review this patch or send another patch to tell fstests@ list, if > you know any other filesystem is suppported. > > And if anyone has review point about the support "level" and "comment" part, > please feel free to tell me :) > > Thanks, > Zorro > > README | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 82 insertions(+) > > diff --git a/README b/README > index 024d39531..055935917 100644 > --- a/README > +++ b/README > @@ -1,3 +1,85 @@ > +_______________________ > +SUPPORTED FS LIST > +_______________________ > + > +History > +------- > + > +Firstly, xfstests is the old name of this project, due to it was originally > +developed for testing the XFS file system on the SGI's Irix operating system. > +With xfs was ported to Linux, so was xfstests, now it only supports Linux. When > + > +As xfstests has some test cases are good to run on some other filesystems, many test cases that can be run > +we call them "generic" (and "shared", but it has been removed) cases, you > +can find them in tests/generic/ directory. Then more and more filesystems > +started to use xfstests, and contribute patches. Today xfstests is used > +as a file system regression test suite for lots of Linux's major file systems. > +So it's not "xfs"tests only, we tend to call it "fstests" now. > + > +Supported fs > +------------ > + > +Firstly, there's not hard restriction about which filesystem can use fstests. > +Any filesystem can give fstests a try. > + > +Although fstests supports many filesystems, they have different support level > +by fstests. So mark it with 4 levels as below: > + > +L1: Fstests can be run on the specified fs basically. > +L2: Rare support from the specified fs list to fix some generic test failures. > +L3: Normal support from the specified fs list, has some own cases. > +L4: Active support from the fs list, has lots of own cases. > + > ++------------+-------+---------------------------------------------------------+ > +| Filesystem | Level | Comment | > ++------------+-------+---------------------------------------------------------+ > +| AFS | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Bcachefs | L1+ | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Btrfs | L4 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Ceph | L2 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| CIFS | L2- | https://wiki.samba.org/index.php/Xfstesting-cifs | > ++------------+-------+---------------------------------------------------------+ > +| Ext2/3/4 | L3+ | N/A | What do the plus and minus mean? > ++------------+-------+---------------------------------------------------------+ > +| Exfat | L1+ | N/A | > ++------------+-------+---------------------------------------------------------+ > +| f2fs | L3- | N/A | > ++------------+-------+---------------------------------------------------------+ > +| FUSE | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| GFS2 | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Glusterfs | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| JFS | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| NFS | L2+ | https://linux-nfs.org/wiki/index.php/Xfstests | > ++------------+-------+---------------------------------------------------------+ > +| ocfs2 | L2- | N/A | > ++------------+-------+---------------------------------------------------------+ > +| overlay | L3 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| pvfs2 | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Reiser4 | L1 | Reiserfs has been removed, only left reiser4 | > ++------------+-------+---------------------------------------------------------+ > +| tmpfs | L3- | N/A | > ++------------+-------+---------------------------------------------------------+ > +| ubifs | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| udf | L1+ | N/A | > ++------------+-------+---------------------------------------------------------+ > +| Virtiofs | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ > +| XFS | L4+ | N/A | > ++------------+-------+---------------------------------------------------------+ > +| 9p | L1 | N/A | > ++------------+-------+---------------------------------------------------------+ This roughly tracks with my observations over the years. --D > + > _______________________ > BUILDING THE FSQA SUITE > _______________________ > -- > 2.47.1 > >
