Debug patch for Bug#17665497 DATANODE CRASH IN DBTUPDISKALLOC.CPP DBTUP (LINE: 848) 0X00000000

Removing failure point introduced in commit 30e00fcf0ed2f00747797e417266d3603ad82f15 Date: Tue Jun 16 15:20:08 2015 +0200 Watch out for check failures in testNodeRestart -n Bug16766493 D1 testSystemRestart -n SR_DD_1b D1 testSystemRestart -n SR_DD_1b D2 testSystemRestart -n SR_DD_1b_LCP D1 testSystemRestart -n SR_DD_1b_LCP D2 testBasic -n Bug54986 D2 and possible some more tests in daily-basic.

Author: zmur

storage/ndb/src/kernel/blocks/dbtup/DbtupDiskAlloc.cpp

@@ -1960,7 +1960,7 @@ Dbtup::disk_restart_alloc_extent(EmulatedJamBuffer* jamBuf,
 Uint32 pos= alloc.calc_extent_pos(old.p);
 Local_extent_info_list new_list(c_extent_pool, alloc.m_free_extents[pos]);
 #if defined VM_TRACE || defined ERROR_INSERT
- ndbrequire(!"Bug17665497: debugging suspect code path.");
+ // ndbrequire(!"Bug17665497: debugging suspect code path.");
  /**
  * old is already in list with head alloc.m_extent_list.
  * Before adding it to new_list it should be removed from
@@ -2042,6 +2042,7 @@ Dbtup::disk_page_get_allocated(const Tablerec* tabPtrP,
  for (list.first(extentPtr); !extentPtr.isNull(); list.next(extentPtr))
  {
 #if defined VM_TRACE || defined ERROR_INSERT
+ // Bug17665497: debugging suspect code path in disk_restart_alloc_extent()
  ndbrequire(extentPtr.p->m_free_matrix_pos == RNIL);
 #endif
  cnt++;