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authorAmir Goldstein <amir73il@gmail.com>2017-09-19 12:14:18 +0300
committerMiklos Szeredi <mszeredi@redhat.com>2018-01-24 12:19:07 +0300
commita683737ba924cd2985f6e7350520f449915ff8f9 (patch)
treeb9f92e8fed317373b75636e0a573e1af2c219874 /fs/overlayfs
parent9678e630305724487f1fc101d6b83c383ff9cc90 (diff)
downloadlinux-a683737ba924cd2985f6e7350520f449915ff8f9.tar.xz
ovl: disable index when no xattr support
Overlayfs falls back to index=off if lower/upper fs does not support file handles. Do the same if upper fs does not support xattr. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs')
-rw-r--r--fs/overlayfs/super.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 3387e6d639a5..f3281f0b2388 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -968,7 +968,8 @@ static int ovl_make_workdir(struct ovl_fs *ofs, struct path *workpath)
err = ovl_do_setxattr(ofs->workdir, OVL_XATTR_OPAQUE, "0", 1, 0);
if (err) {
ofs->noxattr = true;
- pr_warn("overlayfs: upper fs does not support xattr.\n");
+ ofs->config.index = false;
+ pr_warn("overlayfs: upper fs does not support xattr, falling back to index=off.\n");
err = 0;
} else {
vfs_removexattr(ofs->workdir, OVL_XATTR_OPAQUE);