Make disk quota related transactions aware of this change

index bf27fcc..ba08a1b 100644
@@ -527,9 +527,11 @@ xfs_qm_dqread(
 				XFS_WRITE_LOG_RES(mp) +
 				/*
 				 * Round the chunklen up to the next multiple
-				 * of 128 (buf log item chunk size)).
+				 * of xfs_buf_log_overhead(), that is buf log
+				 * item chunk size.
 				 */
-				BBTOB(mp->m_quotainfo->qi_dqchunklen) - 1 + 128,
+				BBTOB(mp->m_quotainfo->qi_dqchunklen) - 1 +
+				xfs_buf_log_overhead(),
 				0,
 				XFS_TRANS_PERM_LOG_RES,
 				XFS_WRITE_LOG_COUNT);

index 2e86fa0..59492c1 100644
@@ -1583,9 +1583,9 @@ xfs_qm_write_sb_changes(
 
 	tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE);
 	if ((error = xfs_trans_reserve(tp, 0,
-				      mp->m_sb.sb_sectsize + 128, 0,
-				      0,
-				      XFS_DEFAULT_LOG_COUNT))) {
+				       mp->m_sb.sb_sectsize +
+				       xfs_buf_log_overhead(), 0, 0,
+				       XFS_DEFAULT_LOG_COUNT))) {
 		xfs_trans_cancel(tp, 0);
 		return error;
 	}

index 858a3b1..16351c1 100644
@@ -489,8 +489,11 @@ xfs_qm_scall_setqlim(
 		return 0;
 
 	tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SETQLIM);
-	if ((error = xfs_trans_reserve(tp, 0, sizeof(xfs_disk_dquot_t) + 128,
-				      0, 0, XFS_DEFAULT_LOG_COUNT))) {
+	error = xfs_trans_reserve(tp, 0,
+				  sizeof(xfs_disk_dquot_t) +
+				  xfs_buf_log_overhead(), 0, 0,
+				  XFS_DEFAULT_LOG_COUNT);
+	if (error) {
 		xfs_trans_cancel(tp, 0);
 		return (error);
 	}

@@ -670,14 +673,13 @@ xfs_qm_log_quotaoff(
 	uint			oldsbqflag=0;
 
 	tp = xfs_trans_alloc(mp, XFS_TRANS_QM_QUOTAOFF);
-	if ((error = xfs_trans_reserve(tp, 0,
-				      sizeof(xfs_qoff_logitem_t) * 2 +
-				      mp->m_sb.sb_sectsize + 128,
-				      0,
-				      0,
-				      XFS_DEFAULT_LOG_COUNT))) {
+	error = xfs_trans_reserve(tp, 0,
+				  sizeof(xfs_qoff_logitem_t) * 2 +
+				  mp->m_sb.sb_sectsize +
+				  xfs_buf_log_overhead(), 0, 0,
+				  XFS_DEFAULT_LOG_COUNT);
+	if (error)
 		goto error0;
-	}
 
 	qoffi = xfs_trans_get_qoff_item(tp, NULL, flags & XFS_ALL_QUOTA_ACCT);
 	xfs_trans_log_quotaoff_item(tp, qoffi);