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| author |   Amir Goldstein <amir73il@gmail.com> | 2017-05-17 00:12:40 +0300 |
|---|---|---|
| committer |   Miklos Szeredi <mszeredi@redhat.com> | 2017-05-18 16:11:24 +0200 |
| commit | 82b749b2c65e9d108c1c5598dc0a5f436b525f42 (patch) | |
| tree | 64b5d467ac3acc5f4d7f2776caac37e89ad35dea /fs/overlayfs/ovl_entry.h | |
| parent | ovl: fix creds leak in copy up error path (diff) | |
| download | linux-dev-82b749b2c65e9d108c1c5598dc0a5f436b525f42.tar.xz linux-dev-82b749b2c65e9d108c1c5598dc0a5f436b525f42.zip | |
ovl: check on mount time if upper fs supports setting xattr
xattr are needed by overlayfs for setting opaque dir, redirect dir
and copy up origin.
Check at mount time by trying to set the overlay.opaque xattr on the
workdir and if that fails issue a warning message.
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 | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/overlayfs/ovl_entry.h b/fs/overlayfs/ovl_entry.h index b2023ddb8532..ad86c0a302eb 100644 --- a/fs/overlayfs/ovl_entry.h +++ b/fs/overlayfs/ovl_entry.h @@ -28,6 +28,7 @@ struct ovl_fs { /* creds of process who forced instantiation of super block */ const struct cred *creator_cred; bool tmpfile; + bool noxattr; wait_queue_head_t copyup_wq; /* sb common to all layers */ struct super_block *same_sb; |