Hexagon: Signal and return path fixes
authorRichard Kuo <rkuo@codeaurora.org>
Tue, 29 May 2012 22:23:14 +0000 (17:23 -0500)
committerRichard Kuo <rkuo@codeaurora.org>
Wed, 1 May 2013 00:40:24 +0000 (19:40 -0500)
This fixes the return value of sigreturn and moves the work pending check
into a c routine for readability and fixes the loop for multiple pending
signals.  Based on feedback from Al Viro.

Signed-off-by: Richard Kuo <rkuo@codeaurora.org>

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