diff options
Diffstat (limited to 'fs/overlayfs/readdir.c')
| -rw-r--r-- | fs/overlayfs/readdir.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c index b65cdfce31ce..15cb06fa0c9a 100644 --- a/fs/overlayfs/readdir.c +++ b/fs/overlayfs/readdir.c @@ -270,26 +270,26 @@ static bool ovl_fill_merge(struct dir_context *ctx, const char *name, static int ovl_check_whiteouts(const struct path *path, struct ovl_readdir_data *rdd) { - int err; + int err = 0; struct dentry *dentry, *dir = path->dentry; const struct cred *old_cred; old_cred = ovl_override_creds(rdd->dentry->d_sb); - err = down_write_killable(&dir->d_inode->i_rwsem); - if (!err) { - while (rdd->first_maybe_whiteout) { - struct ovl_cache_entry *p = - rdd->first_maybe_whiteout; - rdd->first_maybe_whiteout = p->next_maybe_whiteout; - dentry = lookup_one(mnt_idmap(path->mnt), - &QSTR_LEN(p->name, p->len), dir); - if (!IS_ERR(dentry)) { - p->is_whiteout = ovl_is_whiteout(dentry); - dput(dentry); - } + while (rdd->first_maybe_whiteout) { + struct ovl_cache_entry *p = + rdd->first_maybe_whiteout; + rdd->first_maybe_whiteout = p->next_maybe_whiteout; + dentry = lookup_one_positive_killable(mnt_idmap(path->mnt), + &QSTR_LEN(p->name, p->len), + dir); + if (!IS_ERR(dentry)) { + p->is_whiteout = ovl_is_whiteout(dentry); + dput(dentry); + } else if (PTR_ERR(dentry) == -EINTR) { + err = -EINTR; + break; } - inode_unlock(dir->d_inode); } ovl_revert_creds(old_cred); |