Merge branch 'for-linus' of git://repo.or.cz/cris-mirror

[~andy/linux] / fs / xfs / xfs_log.c

diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 8016d3040748bec1714abdde142c45ab342f6367..3750f04ede0bf283a4592cb05a5ce4e04884b45b 100644 (file)
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -2560,18 +2560,19 @@ redo:
                        xlog_ins_ticketq(&log->l_reserve_headq, tic);
                xlog_trace_loggrant(log, tic,
                                    "xlog_grant_log_space: sleep 2");
+               spin_unlock(&log->l_grant_lock);
+               xlog_grant_push_ail(log->l_mp, need_bytes);
+               spin_lock(&log->l_grant_lock);
+
                XFS_STATS_INC(xs_sleep_logspace);
                sv_wait(&tic->t_wait, PINOD|PLTWAIT, &log->l_grant_lock, s);
 
-               if (XLOG_FORCED_SHUTDOWN(log)) {
-                       spin_lock(&log->l_grant_lock);
+               spin_lock(&log->l_grant_lock);
+               if (XLOG_FORCED_SHUTDOWN(log))
                        goto error_return;
-               }
 
                xlog_trace_loggrant(log, tic,
                                    "xlog_grant_log_space: wake 2");
-               xlog_grant_push_ail(log->l_mp, need_bytes);
-               spin_lock(&log->l_grant_lock);
                goto redo;
        } else if (tic->t_flags & XLOG_TIC_IN_Q)
                xlog_del_ticketq(&log->l_reserve_headq, tic);
@@ -2650,7 +2651,7 @@ xlog_regrant_write_log_space(xlog_t          *log,
         * for more free space, otherwise try to get some space for
         * this transaction.
         */
-
+       need_bytes = tic->t_unit_res;
        if ((ntic = log->l_write_headq)) {
                free_bytes = xlog_space_left(log, log->l_grant_write_cycle,
                                             log->l_grant_write_bytes);
@@ -2670,26 +2671,25 @@ xlog_regrant_write_log_space(xlog_t        *log,
 
                        xlog_trace_loggrant(log, tic,
                                    "xlog_regrant_write_log_space: sleep 1");
+                       spin_unlock(&log->l_grant_lock);
+                       xlog_grant_push_ail(log->l_mp, need_bytes);
+                       spin_lock(&log->l_grant_lock);
+
                        XFS_STATS_INC(xs_sleep_logspace);
                        sv_wait(&tic->t_wait, PINOD|PLTWAIT,
                                &log->l_grant_lock, s);
 
                        /* If we're shutting down, this tic is already
                         * off the queue */
-                       if (XLOG_FORCED_SHUTDOWN(log)) {
-                               spin_lock(&log->l_grant_lock);
+                       spin_lock(&log->l_grant_lock);
+                       if (XLOG_FORCED_SHUTDOWN(log))
                                goto error_return;
-                       }
 
                        xlog_trace_loggrant(log, tic,
                                    "xlog_regrant_write_log_space: wake 1");
-                       xlog_grant_push_ail(log->l_mp, tic->t_unit_res);
-                       spin_lock(&log->l_grant_lock);
                }
        }
 
-       need_bytes = tic->t_unit_res;
-
 redo:
        if (XLOG_FORCED_SHUTDOWN(log))
                goto error_return;
@@ -2699,19 +2699,20 @@ redo:
        if (free_bytes < need_bytes) {
                if ((tic->t_flags & XLOG_TIC_IN_Q) == 0)
                        xlog_ins_ticketq(&log->l_write_headq, tic);
+               spin_unlock(&log->l_grant_lock);
+               xlog_grant_push_ail(log->l_mp, need_bytes);
+               spin_lock(&log->l_grant_lock);
+
                XFS_STATS_INC(xs_sleep_logspace);
                sv_wait(&tic->t_wait, PINOD|PLTWAIT, &log->l_grant_lock, s);
 
                /* If we're shutting down, this tic is already off the queue */
-               if (XLOG_FORCED_SHUTDOWN(log)) {
-                       spin_lock(&log->l_grant_lock);
+               spin_lock(&log->l_grant_lock);
+               if (XLOG_FORCED_SHUTDOWN(log))
                        goto error_return;
-               }
 
                xlog_trace_loggrant(log, tic,
                                    "xlog_regrant_write_log_space: wake 2");
-               xlog_grant_push_ail(log->l_mp, need_bytes);
-               spin_lock(&log->l_grant_lock);
                goto redo;
        } else if (tic->t_flags & XLOG_TIC_IN_Q)
                xlog_del_ticketq(&log->l_write_headq, tic);