Date: Tue, 16 Oct 2012 20:42:53 -0400 From: Rich Felker <dalias@...ifal.cx> To: musl@...ts.openwall.com Subject: Re: TLS (thread-local storage) support On Wed, Oct 17, 2012 at 02:08:11AM +0200, boris brezillon wrote: > >> I agree. This should be made optional. But if we don't compile libc > >> with fsplit-stack (-fnosplit-stack). > >> Each call to a libc func from an external func compiled with split > >> stack may lead to a 64K stack chunk alloc. > > > > Where does this allocation take place from? There should simply be a > > way to inhibit it. > In the linker (gold linker). Well gold isn't running at runtime. I assume you mean it _arranges_ for this allocation to take place somehow, and that's what I'm wondering about whether there's a way to avoid. Rich
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