[GIT PULL] Important ARC fixes for 4.0

[Vineet Gupta]

Hi Linus,

We found some issues with signal handling taking down the system.
I know its late, but these are important and all marked for stable.

Please pull.

Thx,
-Vineet

------------------->
The following changes since commit bc465aa9d045feb0e13b4a8f32cc33c1943f62d6:

  Linux 4.0-rc5 (2015-03-22 16:50:21 -0700)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git/ tags/arc-4.0-fixes-part-2

for you to fetch changes up to e4140819dadc3624accac8294881bca8a3cba4ed:

  ARC: signal handling robustify (2015-03-26 11:19:36 +0530)

----------------------------------------------------------------
ARC signal handling related fixes uncovered during recent testing of NPTL tools

----------------------------------------------------------------
Vineet Gupta (2):
      ARC: SA_SIGINFO ucontext regs off-by-one
      ARC: signal handling robustify

 arch/arc/kernel/signal.c | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)
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