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Subject: Re: kernel: ldt allocation failed
To: vda@port.imtp.ilyichevsk.odessa.ua
Date: Wed, 6 Feb 2002 15:37:21 +0000 (GMT)
Cc: ak@suse.de (Andi Kleen), linux-kernel@vger.kernel.org
In-Reply-To: <200202061402.g16E2Nt32223@Port.imtp.ilyichevsk.odessa.ua> from "Denis Vlasenko" at Feb 06, 2002 04:02:25 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> > allocation a bit (= not allocate 64K of vmalloc space every time
> > sys_modify_ldt is called - there is only 8MB of it)
> 
> What do they use on arches without LDT or equivalent?

Generally on such platforms you have enough registers to use a register
for your thread specific storage. In fact even the kernel does that - you'll
find 'current' on some platforms is a global register variable
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