Pawel Dziepak afaa6ed4b3 x86[_64]: Randomize initial stack pointer on alternative signal stacks
If the alternate signal stack is used randomize the initial stack
pointer in the same way it is randomized on "normal" thread stacks.
Also, update MINSIGSTKSZ value so that regardless of where the new
stack pointer points to there is at least 4k of stack left.
2013-09-21 21:52:13 +02:00
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