%fs, %gs and ldt
Daniel Eischen
eischen at vigrid.com
Mon Mar 8 05:59:32 PST 2004
On Mon, 8 Mar 2004 toposoph-space at yahoo.com wrote:
> Hi,
>
> Is there any version of ABI which specifies %fs, %gs and ldt usage on
> ia32 for *nix? Or any FreeBSD specification? I see that Nvidia driver
> uses them, that there is some compatibility with Linux, that FreeBSD
> kernel did not save %gs on context switch recently and not does %gs
> processing, etc., etc. But I can not find what is the general idea of
> using those things or what is intend for future usage.
> Thank you in advance for any info,
See http://people.redhat.com/~drepper/tls.pdf
We're working towards adopting that by 5.3-release.
--
Dan Eischen
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