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| author | Michael Halcrow <mhalcrow@google.com> | 2015-04-12 00:55:10 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2015-04-12 00:55:10 -0400 |
| commit | 2058f83a728adffbe00bded4f804b37a5ee58cbe (patch) | |
| tree | e0bc1cf2aa8e3a36e9543567c5c248f785f88e2c /fs/ext4/ialloc.c | |
| parent | dde680cefc842e58524772099a3b8219e5abf551 (diff) | |
| download | linux-2058f83a728adffbe00bded4f804b37a5ee58cbe.tar.gz | |
ext4 crypto: implement the ext4 encryption write path
Pulls block_write_begin() into fs/ext4/inode.c because it might need
to do a low-level read of the existing data, in which case we need to
decrypt it.
Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Ildar Muslukhov <ildarm@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ialloc.c')
| -rw-r--r-- | fs/ext4/ialloc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index 6ab6f639c70b40..247737efd7253e 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -996,6 +996,11 @@ got: ei->i_block_group = group; ei->i_last_alloc_group = ~0; + /* If the directory encrypted, then we should encrypt the inode. */ + if ((S_ISDIR(mode) || S_ISREG(mode) || S_ISLNK(mode)) && + ext4_encrypted_inode(dir)) + ext4_set_inode_flag(inode, EXT4_INODE_ENCRYPT); + ext4_set_inode_flags(inode); if (IS_DIRSYNC(inode)) ext4_handle_sync(handle); |