| To: | Emmanuel Michon <em@realmagic.fr> |
|---|---|
| Subject: | Re: down_trylock() implementation for MIPS 4KEc CPU implies 64bit arithmetics? |
| From: | Ralf Baechle <ralf@linux-mips.org> |
| Date: | Wed, 26 May 2004 22:33:46 +0200 |
| Cc: | linux-mips@linux-mips.org |
| In-reply-to: | <1085589315.2306.49.camel@avalon.france.sdesigns.com> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <1085589315.2306.49.camel@avalon.france.sdesigns.com> |
| Sender: | linux-mips-bounce@linux-mips.org |
| User-agent: | Mutt/1.4.1i |
On Wed, May 26, 2004 at 06:35:16PM +0200, Emmanuel Michon wrote: Semaphores can be implemented using just a single 32-bit variable which would mean the same code could be used for 32-bit and 64-bit processors as long as only they support ll/sc. Maybe somebody has the time at his hands, *hint*, *hint* :-) Ralf |
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