diff options
Diffstat (limited to 'fs/ceph/dir.c')
| -rw-r--r-- | fs/ceph/dir.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index e0a2dc6fcaf..d902948a90d 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -40,7 +40,8 @@ int ceph_init_dentry(struct dentry *dentry) if (dentry->d_fsdata) return 0; - if (ceph_snap(dentry->d_parent->d_inode) == CEPH_NOSNAP) + if (dentry->d_parent == NULL || /* nfs fh_to_dentry */ + ceph_snap(dentry->d_parent->d_inode) == CEPH_NOSNAP) dentry->d_op = &ceph_dentry_ops; else if (ceph_snap(dentry->d_parent->d_inode) == CEPH_SNAPDIR) dentry->d_op = &ceph_snapdir_dentry_ops; @@ -114,8 +115,8 @@ static int __dcache_readdir(struct file *filp, spin_lock(&dcache_lock); /* start at beginning? */ - if (filp->f_pos == 2 || (last && - filp->f_pos < ceph_dentry(last)->offset)) { + if (filp->f_pos == 2 || last == NULL || + filp->f_pos < ceph_dentry(last)->offset) { if (list_empty(&parent->d_subdirs)) goto out_unlock; p = parent->d_subdirs.prev; @@ -336,7 +337,10 @@ more: if (req->r_reply_info.dir_end) { kfree(fi->last_name); fi->last_name = NULL; - fi->next_offset = 2; + if (ceph_frag_is_rightmost(frag)) + fi->next_offset = 2; + else + fi->next_offset = 0; } else { rinfo = &req->r_reply_info; err = note_last_dentry(fi, @@ -355,18 +359,22 @@ more: u64 pos = ceph_make_fpos(frag, off); struct ceph_mds_reply_inode *in = rinfo->dir_in[off - fi->offset].in; + struct ceph_vino vino; + ino_t ino; + dout("readdir off %d (%d/%d) -> %lld '%.*s' %p\n", off, off - fi->offset, rinfo->dir_nr, pos, rinfo->dir_dname_len[off - fi->offset], rinfo->dir_dname[off - fi->offset], in); BUG_ON(!in); ftype = le32_to_cpu(in->mode) >> 12; + vino.ino = le64_to_cpu(in->ino); + vino.snap = le64_to_cpu(in->snapid); + ino = ceph_vino_to_ino(vino); if (filldir(dirent, rinfo->dir_dname[off - fi->offset], rinfo->dir_dname_len[off - fi->offset], - pos, - le64_to_cpu(in->ino), - ftype) < 0) { + pos, ino, ftype) < 0) { dout("filldir stopping us...\n"); return 0; } @@ -414,6 +422,7 @@ static void reset_readdir(struct ceph_file_info *fi) fi->last_readdir = NULL; } kfree(fi->last_name); + fi->last_name = NULL; fi->next_offset = 2; /* compensate for . and .. */ if (fi->dentry) { dput(fi->dentry); |