Re: [PATCH] use -fstack-protector-strong

From: H. Peter Anvin
Date: Mon Nov 25 2013 - 18:17:58 EST


On 11/25/2013 02:14 PM, Kees Cook wrote:
> Build the kernel with -fstack-protector-strong when it is available
> (gcc 4.9 and later). This increases the coverage of the stack protector
> without the heavy performance hit of -fstack-protector-all.

What is the difference between the various options?

-hpa


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