1 files changed, 37 insertions, 19 deletions

diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index c6c318c2a0f6..8522d3aa64fc 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -201,19 +201,12 @@ static void inode_go_inval(struct gfs2_glock *gl, int flags)
  * Returns: 1 if it's ok
  */
 
-static int inode_go_demote_ok(struct gfs2_glock *gl)
+static int inode_go_demote_ok(const struct gfs2_glock *gl)
 {
         struct gfs2_sbd *sdp = gl->gl_sbd;
-        int demote = 0;
-
-        if (!gl->gl_object && !gl->gl_aspace->i_mapping->nrpages)
-                demote = 1;
-        else if (!sdp->sd_args.ar_localcaching &&
-                 time_after_eq(jiffies, gl->gl_stamp +
-                               gfs2_tune_get(sdp, gt_demote_secs) * HZ))
-                demote = 1;
-
-        return demote;
+        if (sdp->sd_jindex == gl->gl_object || sdp->sd_rindex == gl->gl_object)
+                return 0;
+        return 1;
 }
 
 /**
@@ -227,6 +220,7 @@ static int inode_go_demote_ok(struct gfs2_glock *gl)
 static int inode_go_lock(struct gfs2_holder *gh)
 {
         struct gfs2_glock *gl = gh->gh_gl;
+        struct gfs2_sbd *sdp = gl->gl_sbd;
         struct gfs2_inode *ip = gl->gl_object;
         int error = 0;
 
@@ -239,10 +233,16 @@ static int inode_go_lock(struct gfs2_holder *gh)
                         return error;
         }
 
-        if ((ip->i_di.di_flags & GFS2_DIF_TRUNC_IN_PROG) &&
+        if ((ip->i_diskflags & GFS2_DIF_TRUNC_IN_PROG) &&
             (gl->gl_state == LM_ST_EXCLUSIVE) &&
-            (gh->gh_state == LM_ST_EXCLUSIVE))
-                error = gfs2_truncatei_resume(ip);
+            (gh->gh_state == LM_ST_EXCLUSIVE)) {
+                spin_lock(&sdp->sd_trunc_lock);
+                if (list_empty(&ip->i_trunc_list))
+                        list_add(&sdp->sd_trunc_list, &ip->i_trunc_list);
+                spin_unlock(&sdp->sd_trunc_lock);
+                wake_up(&sdp->sd_quota_wait);
+                return 1;
+        }
 
         return error;
 }
@@ -260,10 +260,13 @@ static int inode_go_dump(struct seq_file *seq, const struct gfs2_glock *gl)
         const struct gfs2_inode *ip = gl->gl_object;
         if (ip == NULL)
                 return 0;
-        gfs2_print_dbg(seq, " I: n:%llu/%llu t:%u f:0x%08lx\n",
+        gfs2_print_dbg(seq, " I: n:%llu/%llu t:%u f:0x%02lx d:0x%08x s:%llu/%llu\n",
                   (unsigned long long)ip->i_no_formal_ino,
                   (unsigned long long)ip->i_no_addr,
-                  IF2DT(ip->i_inode.i_mode), ip->i_flags);
+                  IF2DT(ip->i_inode.i_mode), ip->i_flags,
+                  (unsigned int)ip->i_diskflags,
+                  (unsigned long long)ip->i_inode.i_size,
+                  (unsigned long long)ip->i_disksize);
         return 0;
 }
 
@@ -274,7 +277,7 @@ static int inode_go_dump(struct seq_file *seq, const struct gfs2_glock *gl)
  * Returns: 1 if it's ok
  */
 
-static int rgrp_go_demote_ok(struct gfs2_glock *gl)
+static int rgrp_go_demote_ok(const struct gfs2_glock *gl)
 {
         return !gl->gl_aspace->i_mapping->nrpages;
 }
@@ -318,7 +321,9 @@ static int rgrp_go_dump(struct seq_file *seq, const struct gfs2_glock *gl)
         const struct gfs2_rgrpd *rgd = gl->gl_object;
         if (rgd == NULL)
                 return 0;
-        gfs2_print_dbg(seq, " R: n:%llu\n", (unsigned long long)rgd->rd_addr);
+        gfs2_print_dbg(seq, " R: n:%llu f:%02x b:%u/%u i:%u\n",
+                       (unsigned long long)rgd->rd_addr, rgd->rd_flags,
+                       rgd->rd_free, rgd->rd_free_clone, rgd->rd_dinodes);
         return 0;
 }
 
@@ -374,13 +379,25 @@ static int trans_go_xmote_bh(struct gfs2_glock *gl, struct gfs2_holder *gh)
 }
 
 /**
+ * trans_go_demote_ok
+ * @gl: the glock
+ *
+ * Always returns 0
+ */
+
+static int trans_go_demote_ok(const struct gfs2_glock *gl)
+{
+        return 0;
+}
+
+/**
  * quota_go_demote_ok - Check to see if it's ok to unlock a quota glock
  * @gl: the glock
  *
  * Returns: 1 if it's ok
  */
 
-static int quota_go_demote_ok(struct gfs2_glock *gl)
+static int quota_go_demote_ok(const struct gfs2_glock *gl)
 {
         return !atomic_read(&gl->gl_lvb_count);
 }
@@ -414,6 +431,7 @@ const struct gfs2_glock_operations gfs2_rgrp_glops = {
 const struct gfs2_glock_operations gfs2_trans_glops = {
         .go_xmote_th = trans_go_sync,
         .go_xmote_bh = trans_go_xmote_bh,
+        .go_demote_ok = trans_go_demote_ok,
         .go_type = LM_TYPE_NONDISK,
 };