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| author | Amir Goldstein <amir73il@gmail.com> | 2020-01-14 22:59:22 +0300 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2020-01-24 11:46:45 +0300 |
| commit | 07f1e59637a8e5a8bddba5da7567d46635da510f (patch) | |
| tree | 8a43de3ec60a68b074dd85e945ccf0d0ce987420 /fs/overlayfs/ovl_entry.h | |
| parent | 0f831ec85eda1ae27490baba106aba632c1d8e94 (diff) | |
| download | linux-07f1e59637a8e5a8bddba5da7567d46635da510f.tar.xz | |
ovl: generalize the lower_fs[] array
Rename lower_fs[] array to fs[], extend its size by one and use index fsid
(instead of fsid-1) to access the fs[] array.
Initialize fs[0] with upper fs values. fsid 0 is reserved even with lower
only overlay, so fs[0] remains null in this case.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs/ovl_entry.h')
| -rw-r--r-- | fs/overlayfs/ovl_entry.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/overlayfs/ovl_entry.h b/fs/overlayfs/ovl_entry.h index 9a785702a2a4..d9fbebdb6076 100644 --- a/fs/overlayfs/ovl_entry.h +++ b/fs/overlayfs/ovl_entry.h @@ -46,10 +46,10 @@ struct ovl_path { struct ovl_fs { struct vfsmount *upper_mnt; unsigned int numlayer; - /* Number of unique lower sb that differ from upper sb */ - unsigned int numlowerfs; + /* Number of unique fs among layers including upper fs */ + unsigned int numfs; struct ovl_layer *layers; - struct ovl_sb *lower_fs; + struct ovl_sb *fs; /* workbasedir is the path at workdir= mount option */ struct dentry *workbasedir; /* workdir is the 'work' directory under workbasedir */ |