diff options
| author | Herb Shiu <herb_shiu@tcloudcomputing.com> | 2010-12-02 01:14:38 +0300 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-12-02 01:22:27 +0300 |
| commit | 25933abdd8c562182ca6dc9f8c4c2cc8265c3a80 (patch) | |
| tree | 213db691c7a2d115f2f9ec5d586c1b769dfdb6fc /fs/ceph/mds_client.h | |
| parent | 884ea892763d4dfba509743f65961c782c0442db (diff) | |
| download | linux-25933abdd8c562182ca6dc9f8c4c2cc8265c3a80.tar.xz | |
ceph: Handle file locks in replies from the MDS.
Previously the kernel client incorrectly assumed everything was a directory.
Signed-off-by: Herb Shiu <herb_shiu@tcloudcomputing.com>
Acked-by: Greg Farnum <gregf@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/mds_client.h')
| -rw-r--r-- | fs/ceph/mds_client.h | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index 9341fd4f1432..aabe563b54db 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -42,26 +42,37 @@ struct ceph_mds_reply_info_in { }; /* - * parsed info about an mds reply, including information about the - * target inode and/or its parent directory and dentry, and directory - * contents (for readdir results). + * parsed info about an mds reply, including information about + * either: 1) the target inode and/or its parent directory and dentry, + * and directory contents (for readdir results), or + * 2) the file range lock info (for fcntl F_GETLK results). */ struct ceph_mds_reply_info_parsed { struct ceph_mds_reply_head *head; + /* trace */ struct ceph_mds_reply_info_in diri, targeti; struct ceph_mds_reply_dirfrag *dirfrag; char *dname; u32 dname_len; struct ceph_mds_reply_lease *dlease; - struct ceph_mds_reply_dirfrag *dir_dir; - int dir_nr; - char **dir_dname; - u32 *dir_dname_len; - struct ceph_mds_reply_lease **dir_dlease; - struct ceph_mds_reply_info_in *dir_in; - u8 dir_complete, dir_end; + /* extra */ + union { + /* for fcntl F_GETLK results */ + struct ceph_filelock *filelock_reply; + + /* for readdir results */ + struct { + struct ceph_mds_reply_dirfrag *dir_dir; + int dir_nr; + char **dir_dname; + u32 *dir_dname_len; + struct ceph_mds_reply_lease **dir_dlease; + struct ceph_mds_reply_info_in *dir_in; + u8 dir_complete, dir_end; + }; + }; /* encoded blob describing snapshot contexts for certain operations (e.g., open) */ |