| To: | "H . J . Lu" <hjl@lucon.org> |
|---|---|
| Subject: | Re: thread-ready ABIs |
| From: | "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> |
| Date: | Mon, 21 Jan 2002 14:27:21 +0100 (MET) |
| Cc: | Dominic Sweetman <dom@algor.co.uk>, "Kevin D. Kissell" <kevink@mips.com>, Ulrich Drepper <drepper@redhat.com>, GNU libc alpha <libc-alpha@sources.redhat.com>, linux-mips@oss.sgi.com |
| In-reply-to: | <20020119114204.A13939@lucon.org> |
| Organization: | Technical University of Gdansk |
| Sender: | owner-linux-mips@oss.sgi.com |
On Sat, 19 Jan 2002, H . J . Lu wrote: > But it has to be a per thread value. But threads run under different contexts in Linux, AFAIK. > This is a patch against 2.4.16. Will this restore k1 to a known per > thread value? It wouldn't -- k1 isn't saved. And there are TLB exception handlers (the most important performance issue here) that don't use framing at all -- see arch/mips/mm/tlbex-r?k.S. -- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available + |
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