ocfs2: convert between kuids and kgids and DLM locks

Convert between uid and gids stored in the on the wire format of dlm
locks aka struct ocfs2_meta_lvb and kuids and kgids stored in
inode->i_uid and inode->i_gid.

Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 4f7795f..f99af1c 100644 (file)
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -2045,8 +2045,8 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
        lvb->lvb_version   = OCFS2_LVB_VERSION;
        lvb->lvb_isize     = cpu_to_be64(i_size_read(inode));
        lvb->lvb_iclusters = cpu_to_be32(oi->ip_clusters);
-       lvb->lvb_iuid      = cpu_to_be32(inode->i_uid);
-       lvb->lvb_igid      = cpu_to_be32(inode->i_gid);
+       lvb->lvb_iuid      = cpu_to_be32(i_uid_read(inode));
+       lvb->lvb_igid      = cpu_to_be32(i_gid_read(inode));
        lvb->lvb_imode     = cpu_to_be16(inode->i_mode);
        lvb->lvb_inlink    = cpu_to_be16(inode->i_nlink);
        lvb->lvb_iatime_packed  =
@@ -2095,8 +2095,8 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
        else
                inode->i_blocks = ocfs2_inode_sector_count(inode);
 
-       inode->i_uid     = be32_to_cpu(lvb->lvb_iuid);
-       inode->i_gid     = be32_to_cpu(lvb->lvb_igid);
+       i_uid_write(inode, be32_to_cpu(lvb->lvb_iuid));
+       i_gid_write(inode, be32_to_cpu(lvb->lvb_igid));
        inode->i_mode    = be16_to_cpu(lvb->lvb_imode);
        set_nlink(inode, be16_to_cpu(lvb->lvb_inlink));
        ocfs2_unpack_timespec(&inode->i_atime,