diff options
Diffstat (limited to 'fs/ceph/export.c')
| -rw-r--r-- | fs/ceph/export.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/fs/ceph/export.c b/fs/ceph/export.c index e41056174bf8..f1828af09912 100644 --- a/fs/ceph/export.c +++ b/fs/ceph/export.c @@ -86,6 +86,7 @@ static int ceph_encode_fh(struct dentry *dentry, u32 *rawfh, int *max_len, static struct dentry *__fh_to_dentry(struct super_block *sb, struct ceph_nfs_fh *fh) { + struct ceph_mds_client *mdsc = ceph_sb_to_client(sb)->mdsc; struct inode *inode; struct dentry *dentry; struct ceph_vino vino; @@ -95,8 +96,22 @@ static struct dentry *__fh_to_dentry(struct super_block *sb, vino.ino = fh->ino; vino.snap = CEPH_NOSNAP; inode = ceph_find_inode(sb, vino); - if (!inode) - return ERR_PTR(-ESTALE); + if (!inode) { + struct ceph_mds_request *req; + + req = ceph_mdsc_create_request(mdsc, CEPH_MDS_OP_LOOKUPINO, + USE_ANY_MDS); + if (IS_ERR(req)) + return ERR_CAST(req); + + req->r_ino1 = vino; + req->r_num_caps = 1; + err = ceph_mdsc_do_request(mdsc, NULL, req); + ceph_mdsc_put_request(req); + inode = ceph_find_inode(sb, vino); + if (!inode) + return ERR_PTR(-ESTALE); + } dentry = d_obtain_alias(inode); if (IS_ERR(dentry)) { |