[PATCH 00/10][2.26] Malloc fixes and improvements

[Siddhesh Poyarekar]

Hi,

This series backports the bunch of fixes Florian made to malloc to avoid
tripping over one's own heap corruption and the performance improvements Wilco
made to make single-threaded programs faster.

Siddhesh

Florian Weimer (5):
  malloc: Abort on heap corruption, without a backtrace [BZ #21754]
  malloc: Remove check_action variable [BZ #21754]
  malloc: Remove corrupt arena flag
  malloc: Change top_check return type to void
  malloc: Resolve compilation failure in NDEBUG mode

Wilco Dijkstra (5):
  Fix deadlock in _int_free consistency check
  Add single-threaded path to _int_free
  Fix build issue with SINGLE_THREAD_P
  Add single-threaded path to malloc/realloc/calloc/memalloc
  Add single-threaded path to _int_malloc

 ChangeLog            |  79 +++++++++++
 NEWS                 |  10 ++
 malloc/arena.c       |  31 +----
 malloc/hooks.c       |  81 +++--------
 malloc/malloc.c      | 371 +++++++++++++++++++++------------------------------
 manual/memory.texi   |  21 ++-
 manual/probes.texi   |   7 -
 manual/tunables.texi |  28 +---
 8 files changed, 280 insertions(+), 348 deletions(-)

-- 
2.7.5