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| author | Omar Sandoval <osandov@osandov.com> | 2022-10-20 19:58:28 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-12-05 20:00:43 +0300 |
| commit | 94a48aef49f235cc1efc74dc18e7708ca3b8d698 (patch) | |
| tree | 97f42930ae3129faf49614294d19951672a871c0 /fs/btrfs/tree-checker.c | |
| parent | 6db75318823a169e836a478ca57d6a7c0a156b77 (diff) | |
| download | linux-94a48aef49f235cc1efc74dc18e7708ca3b8d698.tar.xz | |
btrfs: extend btrfs_dir_item type to store encryption status
For directories with encrypted files/filenames, we need to store a flag
indicating this fact. There's no room in other fields, so we'll need to
borrow a bit from dir_type. Since it's now a combination of type and
flags, we rename it to dir_flags to reflect its new usage.
The new flag, FT_ENCRYPTED, indicates a directory containing encrypted
data, which is orthogonal to file type; therefore, add the new
flag, and make conversion from directory type to file type strip the
flag.
As the file types almost never change we can afford to use the bits.
Actual usage will be guarded behind an incompat bit, this patch only
adds the support for later use by fscrypt.
Signed-off-by: Omar Sandoval <osandov@osandov.com>
Signed-off-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/tree-checker.c')
| -rw-r--r-- | fs/btrfs/tree-checker.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c index 11cafc520b47..1c2d418dda6a 100644 --- a/fs/btrfs/tree-checker.c +++ b/fs/btrfs/tree-checker.c @@ -531,7 +531,7 @@ static int check_dir_item(struct extent_buffer *leaf, } /* dir type check */ - dir_type = btrfs_dir_type(leaf, di); + dir_type = btrfs_dir_ftype(leaf, di); if (unlikely(dir_type >= BTRFS_FT_MAX)) { dir_item_err(leaf, slot, "invalid dir item type, have %u expect [0, %u)", |