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author	Nick Kralevich <nnk@google.com>
	Mon, 14 Jan 2013 22:46:26 +0000 (14:46 -0800)
committer	Nick Kralevich <nnk@google.com>
	Wed, 16 Jan 2013 18:09:52 +0000 (10:09 -0800)
commit	e3a49a8661125f24aec8a1453e54b3b78005e21e
tree	a6a1be7dbdf1901db051fcfa1bd19f823e7a7f2b	tree \| snapshot
parent	14e1975e13c197180ed0481f305f83a362b16a24	commit \| diff

stack protector: use AT_RANDOM

Populate the stack canaries from the kernel supplied
AT_RANDOM value, which doesn't involve any system calls.
This is slightly faster (6 fewer syscalls) and avoids
unnecessarily reading /dev/urandom, which depletes entropy.

Bug: 7959813

Change-Id: If2b43100a2a9929666df3de56b6139fed969e0f1

bionic

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libc/bionic/libc_init_common.c		diff \| blob \| history
libc/bionic/libc_init_static.c		diff \| blob \| history
libc/private/bionic_ssp.h		diff \| blob \| history
libc/private/bionic_tls.h		diff \| blob \| history
linker/linker.cpp		diff \| blob \| history
tests/stack_protector_test.cpp		diff \| blob \| history