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Date: Mon, 5 Feb 2018 19:18:44 +0300 (MSK)
From: Alexander Monakov <>
Subject: Re: [PATCH v2] track pthread stack guard sizes

On Fri, 2 Feb 2018, William Pitcock wrote:
> --- a/src/internal/pthread_impl.h
> +++ b/src/internal/pthread_impl.h
> @@ -46,6 +46,7 @@ struct pthread {
>  	char *dlerror_buf;
>  	int dlerror_flag;
>  	void *stdio_locks;
> +	size_t guard_size;
>  	uintptr_t canary_at_end;
>  	void **dtv_copy;
>  };

Doesn't this break SSP on powerpc and powerpc64 by changing offset of
'canary_at_end'? If not, can you please mention why in the commit message?


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