Merge git://oss.sgi.com:8090/oss/git/xfs-2.6

1 files changed, 35 insertions, 77 deletions

diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 92efe272b83d..279e043d7323 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -1,40 +1,26 @@
 /*
- * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation.
  *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
  *
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like.  Any license provided herein, whether implied or
- * otherwise, applies only to this software file.  Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA  94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
-
 #include "xfs.h"
-#include "xfs_macros.h"
+#include "xfs_fs.h"
 #include "xfs_types.h"
-#include "xfs_inum.h"
+#include "xfs_bit.h"
 #include "xfs_log.h"
+#include "xfs_inum.h"
 #include "xfs_trans.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
@@ -43,21 +29,21 @@
 #include "xfs_dmapi.h"
 #include "xfs_mount.h"
 #include "xfs_error.h"
-#include "xfs_trans_priv.h"
-#include "xfs_alloc_btree.h"
+#include "xfs_da_btree.h"
 #include "xfs_bmap_btree.h"
+#include "xfs_alloc_btree.h"
 #include "xfs_ialloc_btree.h"
-#include "xfs_btree.h"
-#include "xfs_ialloc.h"
-#include "xfs_alloc.h"
-#include "xfs_attr_sf.h"
 #include "xfs_dir_sf.h"
 #include "xfs_dir2_sf.h"
+#include "xfs_attr_sf.h"
 #include "xfs_dinode.h"
 #include "xfs_inode.h"
+#include "xfs_btree.h"
+#include "xfs_ialloc.h"
+#include "xfs_alloc.h"
 #include "xfs_bmap.h"
-#include "xfs_da_btree.h"
 #include "xfs_quota.h"
+#include "xfs_trans_priv.h"
 #include "xfs_trans_space.h"
 
 
@@ -190,12 +176,8 @@ xfs_trans_dup(
         XFS_LBC_INIT(&(ntp->t_busy));
 
         ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);
-
-#if defined(XLOG_NOLOG) || defined(DEBUG)
-        ASSERT(!xlog_debug || tp->t_ticket != NULL);
-#else
         ASSERT(tp->t_ticket != NULL);
-#endif
+
         ntp->t_flags = XFS_TRANS_PERM_LOG_RES | (tp->t_flags & XFS_TRANS_RESERVE);
         ntp->t_ticket = tp->t_ticket;
         ntp->t_blk_res = tp->t_blk_res - tp->t_blk_res_used;
@@ -661,10 +643,11 @@ xfs_trans_unreserve_and_mod_sb(
  */
  /*ARGSUSED*/
 int
-xfs_trans_commit(
+_xfs_trans_commit(
         xfs_trans_t     *tp,
         uint            flags,
-        xfs_lsn_t       *commit_lsn_p)
+        xfs_lsn_t       *commit_lsn_p,
+        int             *log_flushed)
 {
         xfs_log_iovec_t         *log_vector;
         int                     nvec;
@@ -676,9 +659,6 @@ xfs_trans_commit(
         int                     sync;
 #define XFS_TRANS_LOGVEC_COUNT  16
         xfs_log_iovec_t         log_vector_fast[XFS_TRANS_LOGVEC_COUNT];
-#if defined(XLOG_NOLOG) || defined(DEBUG)
-        static xfs_lsn_t        trans_lsn = 1;
-#endif
         void                    *commit_iclog;
         int                     shutdown;
 
@@ -729,11 +709,7 @@ shut_us_down:
                         *commit_lsn_p = commit_lsn;
                 return (shutdown);
         }
-#if defined(XLOG_NOLOG) || defined(DEBUG)
-        ASSERT(!xlog_debug || tp->t_ticket != NULL);
-#else
         ASSERT(tp->t_ticket != NULL);
-#endif
 
         /*
          * If we need to update the superblock, then do it now.
@@ -750,14 +726,10 @@ shut_us_down:
          * by using a vector from the stack when it fits.
          */
         nvec = xfs_trans_count_vecs(tp);
-
         if (nvec == 0) {
                 xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
                 goto shut_us_down;
-        }
-
-
-        if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
+        } else if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
                 log_vector = log_vector_fast;
         } else {
                 log_vector = (xfs_log_iovec_t *)kmem_alloc(nvec *
@@ -771,30 +743,14 @@ shut_us_down:
          */
         xfs_trans_fill_vecs(tp, log_vector);
 
-        /*
-         * Ignore errors here. xfs_log_done would do the right thing.
-         * We need to put the ticket, etc. away.
-         */
-        error = xfs_log_write(mp, log_vector, nvec, tp->t_ticket,
-                             &(tp->t_lsn));
+        error = xfs_log_write(mp, log_vector, nvec, tp->t_ticket, &(tp->t_lsn));
 
-#if defined(XLOG_NOLOG) || defined(DEBUG)
-        if (xlog_debug) {
-                commit_lsn = xfs_log_done(mp, tp->t_ticket,
-                                          &commit_iclog, log_flags);
-        } else {
-                commit_lsn = 0;
-                tp->t_lsn = trans_lsn++;
-        }
-#else
         /*
-         * This is the regular case.  At this point (after the call finishes),
-         * the transaction is committed incore and could go out to disk at
-         * any time.  However, all the items associated with the transaction
-         * are still locked and pinned in memory.
+         * The transaction is committed incore here, and can go out to disk
+         * at any time after this call.  However, all the items associated
+         * with the transaction are still locked and pinned in memory.
          */
         commit_lsn = xfs_log_done(mp, tp->t_ticket, &commit_iclog, log_flags);
-#endif
 
         tp->t_commit_lsn = commit_lsn;
         if (nvec > XFS_TRANS_LOGVEC_COUNT) {
@@ -893,9 +849,11 @@ shut_us_down:
          * log out now and wait for it.
          */
         if (sync) {
-                if (!error)
-                        error = xfs_log_force(mp, commit_lsn,
-                                      XFS_LOG_FORCE | XFS_LOG_SYNC);
+                if (!error) {
+                        error = _xfs_log_force(mp, commit_lsn,
+                                      XFS_LOG_FORCE | XFS_LOG_SYNC,
+                                      log_flushed);
+                }
                 XFS_STATS_INC(xs_trans_sync);
         } else {
                 XFS_STATS_INC(xs_trans_async);