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Re: PATCH: Fix ll/sc for mips (take 3)
- From: "Maciej W. Rozycki" <macro at ds2 dot pg dot gda dot pl>
- To: Hartvig Ekner <hartvige at mips dot com>
- Cc: Justin Carlson <justinca at ri dot cmu dot edu>, Daniel Jacobowitz <dan at debian dot org>, "H . J . Lu" <hjl at lucon dot org>, Dominic Sweetman <dom at algor dot co dot uk>, GNU C Library <libc-alpha at sources dot redhat dot com>, linux-mips at oss dot sgi dot com
- Date: Tue, 5 Feb 2002 12:37:06 +0100 (MET)
- Subject: Re: PATCH: Fix ll/sc for mips (take 3)
- Organization: Technical University of Gdansk
On Tue, 5 Feb 2002, Hartvig Ekner wrote:
> Note that the issue of a "LL" will trigger bus watching activity in the
> system logic (and maybe delays?) I would personally try to avoid issuing
> "dangling" ll's in the normal case, even though the functionality would
> be ok, and in some cases they are inavoidable.
I'd suppose the address comparator to be active all the time, as it's the
simpler approach and involves trivial asynchronous hardware and certainly
no performance hit.
--
+ Maciej W. Rozycki, Technical University of Gdansk, Poland +
+--------------------------------------------------------------+
+ e-mail: macro@ds2.pg.gda.pl, PGP key available +