Hi Rodrigo, On Tue, Apr 09, 2024 at 03:10:46PM +0100, Rodrigo Campos wrote: > Let's update the list with the last file-systems that added support. > > You can easily verify this by "git grep FS_ALLOW_IDMAP" on the given Linux > version to see that the fs is listed and then checkout the previous Linux > version to see that it is not listed, therefore it was added in that version. You could add the following to the commit message: $ diff -w -U0 \ <(git grep FS_ALLOW_IDMAP v6.8 | sed 's/^v6.8://') \ <(git grep FS_ALLOW_IDMAP v6.9-rc4 | sed 's/^v6.9-rc4://') \ | tail -n+4; +fs/hugetlbfs/inode.c: .fs_flags = FS_ALLOW_IDMAP, $ diff -w -U0 \ <(git grep FS_ALLOW_IDMAP v6.6 | sed 's/^v6.6://') \ <(git grep FS_ALLOW_IDMAP v6.7 | sed 's/^v6.7://') \ | tail -n+4; +fs/ceph/super.c: .fs_flags = FS_RENAME_DOES_D_MOVE | FS_ALLOW_IDMAP, $ diff -w -U0 \ <(git grep FS_ALLOW_IDMAP v6.2 | sed 's/^v6.2://') \ <(git grep FS_ALLOW_IDMAP v6.3 | sed 's/^v6.3://') \ | tail -n+4; +mm/shmem.c: .fs_flags = FS_USERNS_MOUNT | FS_ALLOW_IDMAP, $ diff -w -U0 \ <(git grep FS_ALLOW_IDMAP v6.1 | sed 's/^v6.1://') \ <(git grep FS_ALLOW_IDMAP v6.2 | sed 's/^v6.2://') \ | tail -n+4; +fs/squashfs/super.c: .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, > > Signed-off-by: Rodrigo Campos <rodrigo@xxxxxxxxxxx> > --- > > I've took the liberty of adding hugetlbfs that was merged in Linux 6.9-rc1 but there is still no > final release of 6.9. Please feel free to drop that if you prefer to wait for the final release to > include it. Are you confident that it will be in 6.9? If so, I don't mind having it already in the manual. > > > Best, > Rodrigo > > --- > man2/mount_setattr.2 | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/man2/mount_setattr.2 b/man2/mount_setattr.2 > index 3b70dcd97..f4bbc088b 100644 > --- a/man2/mount_setattr.2 > +++ b/man2/mount_setattr.2 > @@ -667,6 +667,18 @@ Currently, the following filesystems support ID-mapped mounts: > .IP \[bu] > .B overlayfs > (ID-mapped lower and upper layers supported since Linux 5.19) > +.IP \[bu] > +.B squashfs > +(since Linux 6.2) > +.IP \[bu] > +.B tmpfs > +(since Linux 6.3) > +.IP \[bu] > +.B cephfs > +(since Linux 6.7) > +.IP \[bu] > +.B hugetlbfs > +(since Linux 6.9) I checked that all of them seem to be correct. Thanks! Have a lovely day! Alex > .PD > .RE > .IP \[bu] > -- > 2.43.0 > -- <https://www.alejandro-colomar.es/>
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