Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw: (57 commits)
  [GFS2] Accept old format NFS filehandles
  [GFS2] Small fixes to logging code
  [DLM] dump more lock values
  [GFS2] Remove i_mode passing from NFS File Handle
  [GFS2] Obtaining no_formal_ino from directory entry
  [GFS2] git-gfs2-nmw-build-fix
  [GFS2] System won't suspend with GFS2 file system mounted
  [GFS2] remounting w/o acl option leaves acls enabled
  [GFS2] inode size inconsistency
  [DLM] Telnet to port 21064 can stop all lockspaces
  [GFS2] Fix gfs2_block_truncate_page err return
  [GFS2] Addendum to the journaled file/unmount patch
  [GFS2] Simplify multiple glock aquisition
  [GFS2] assertion failure after writing to journaled file, umount
  [GFS2] Use zero_user_page() in stuffed_readpage()
  [GFS2] Remove bogus '\0' in rgrp.c
  [GFS2] Journaled file write/unstuff bug
  [DLM] don't require FS flag on all nodes
  [GFS2] Fix deallocation issues
  [GFS2] return conflicts for GETLK
  ...

1 files changed, 23 insertions, 0 deletions

diff --git a/fs/gfs2/lops.h b/fs/gfs2/lops.h
index 965bc65c7c64..41a00df75587 100644
--- a/fs/gfs2/lops.h
+++ b/fs/gfs2/lops.h
@@ -13,6 +13,13 @@
 #include <linux/list.h>
 #include "incore.h"
 
+#define BUF_OFFSET \
+        ((sizeof(struct gfs2_log_descriptor) + sizeof(__be64) - 1) & \
+         ~(sizeof(__be64) - 1))
+#define DATABUF_OFFSET \
+        ((sizeof(struct gfs2_log_descriptor) + (2 * sizeof(__be64) - 1)) & \
+         ~(2 * sizeof(__be64) - 1))
+
 extern const struct gfs2_log_operations gfs2_glock_lops;
 extern const struct gfs2_log_operations gfs2_buf_lops;
 extern const struct gfs2_log_operations gfs2_revoke_lops;
@@ -21,6 +28,22 @@ extern const struct gfs2_log_operations gfs2_databuf_lops;
 
 extern const struct gfs2_log_operations *gfs2_log_ops[];
 
+static inline unsigned int buf_limit(struct gfs2_sbd *sdp)
+{
+        unsigned int limit;
+
+        limit = (sdp->sd_sb.sb_bsize - BUF_OFFSET) / sizeof(__be64);
+        return limit;
+}
+
+static inline unsigned int databuf_limit(struct gfs2_sbd *sdp)
+{
+        unsigned int limit;
+
+        limit = (sdp->sd_sb.sb_bsize - DATABUF_OFFSET) / (2 * sizeof(__be64));
+        return limit;
+}
+
 static inline void lops_init_le(struct gfs2_log_element *le,
                                 const struct gfs2_log_operations *lops)
 {