From: Oleg Nesterov <oleg@redhat.com>
Date: Wed, 27 Apr 2011 19:24:19 +0000 (+0200)
Subject: signal: sys_rt_sigtimedwait: simplify the timeout logic
X-Git-Tag: v3.0-rc1~382^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe0faa005d43bc44c357631d51c273806086caa4;p=pandora-kernel.git

signal: sys_rt_sigtimedwait: simplify the timeout logic

No functional changes, cleanup compat_sys_rt_sigtimedwait() and
sys_rt_sigtimedwait().

Calculate the timeout before we take ->siglock, this simplifies and
lessens the code. Use timespec_valid() to check the timespec.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Matt Fleming <matt.fleming@linux.intel.com>
---

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