Gentoo has been carrying this for all arches since 2.17.
URL: http://bugs.gentoo.org/301642
d615a47 nptl: support thread stacks that grow up
ChangeLog | 11 +++++++++++
nptl/allocatestack.c | 20 +++++++++++++-------
nptl/pthread_create.c | 19 ++++++++++++++++---
nptl/pthread_getattr_np.c | 17 +++++++++++++++--
4 files changed, 55 insertions(+), 12 deletions(-)
Upstream: sourceware.org