Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

* 'for-linus' of git://oss.sgi.com/xfs/xfs: (184 commits)
  [XFS] Fix race in xfs_write() between direct and buffered I/O with DMAPI
  [XFS] handle unaligned data in xfs_bmbt_disk_get_all
  [XFS] avoid memory allocations in xfs_fs_vcmn_err
  [XFS] Fix speculative allocation beyond eof
  [XFS] Remove XFS_BUF_SHUT() and friends
  [XFS] Use the incore inode size in xfs_file_readdir()
  [XFS] set b_error from bio error in xfs_buf_bio_end_io
  [XFS] use inode_change_ok for setattr permission checking
  [XFS] add a FMODE flag to make XFS invisible I/O less hacky
  [XFS] resync headers with libxfs
  [XFS] simplify projid check in xfs_rename
  [XFS] replace b_fspriv with b_mount
  [XFS] Remove unused tracing code
  [XFS] Remove unnecessary assertion
  [XFS] Remove unused variable in ktrace_free()
  [XFS] Check return value of xfs_buf_get_noaddr()
  [XFS] Fix hang after disallowed rename across directory quota domains
  [XFS] Fix compile with CONFIG_COMPAT enabled
  move inode tracing out of xfs_vnode.
  move vn_iowait / vn_iowake into xfs_aops.c
  ...

1 files changed, 15 insertions, 7 deletions

diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 4e1c22a23be5..8570b826fedd 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -290,7 +290,7 @@ xfs_trans_dup(
         ASSERT(tp->t_ticket != NULL);
 
         ntp->t_flags = XFS_TRANS_PERM_LOG_RES | (tp->t_flags & XFS_TRANS_RESERVE);
-        ntp->t_ticket = tp->t_ticket;
+        ntp->t_ticket = xfs_log_ticket_get(tp->t_ticket);
         ntp->t_blk_res = tp->t_blk_res - tp->t_blk_res_used;
         tp->t_blk_res = tp->t_blk_res_used;
         ntp->t_rtx_res = tp->t_rtx_res - tp->t_rtx_res_used;
@@ -1260,6 +1260,13 @@ xfs_trans_roll(
         trans = *tpp;
 
         /*
+         * transaction commit worked ok so we can drop the extra ticket
+         * reference that we gained in xfs_trans_dup()
+         */
+        xfs_log_ticket_put(trans->t_ticket);
+
+
+        /*
          * Reserve space in the log for th next transaction.
          * This also pushes items in the "AIL", the list of logged items,
          * out to disk if they are taking up space at the tail of the log
@@ -1383,11 +1390,12 @@ xfs_trans_chunk_committed(
         xfs_log_item_desc_t     *lidp;
         xfs_log_item_t          *lip;
         xfs_lsn_t               item_lsn;
-        struct xfs_mount        *mp;
         int                     i;
 
         lidp = licp->lic_descs;
         for (i = 0; i < licp->lic_unused; i++, lidp++) {
+                struct xfs_ail          *ailp;
+
                 if (xfs_lic_isfree(licp, i)) {
                         continue;
                 }
@@ -1424,19 +1432,19 @@ xfs_trans_chunk_committed(
                  * This would cause the earlier transaction to fail
                  * the test below.
                  */
-                mp = lip->li_mountp;
-                spin_lock(&mp->m_ail_lock);
+                ailp = lip->li_ailp;
+                spin_lock(&ailp->xa_lock);
                 if (XFS_LSN_CMP(item_lsn, lip->li_lsn) > 0) {
                         /*
                          * This will set the item's lsn to item_lsn
                          * and update the position of the item in
                          * the AIL.
                          *
-                         * xfs_trans_update_ail() drops the AIL lock.
+                         * xfs_trans_ail_update() drops the AIL lock.
                          */
-                        xfs_trans_update_ail(mp, lip, item_lsn);
+                        xfs_trans_ail_update(ailp, lip, item_lsn);
                 } else {
-                        spin_unlock(&mp->m_ail_lock);
+                        spin_unlock(&ailp->xa_lock);
                 }
 
                 /*