Messages in this thread | | | Date | Thu, 15 Jan 2004 16:02:58 +0100 | From | Andrea Arcangeli <> | Subject | Re: [PATCH] Add CONFIG for -mregparm=3 |
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On Wed, Jan 14, 2004 at 08:25:06PM +0100, Adrian Bunk wrote: > On Wed, Jan 14, 2004 at 10:35:56AM +0100, Andi Kleen wrote: > >... > > I think the popular modules like nvidia or ATI could be fixed > > relatively easily. They usually consist of a glue layer with source and a > > binary blob that is only called from the glue layer. Basically all you > > have to do is the mark the prototypes for the binary blob in the glue layer > > as "asmlinkage". In addition this can be done without any ifdefs > > because asmlinkage does the right thing on a non regparm kernel. > > > > Of course true binary only modules without glue layer would be more > > difficult, but for those the vendors just have to recompile. Conceivable > > it would be possible to write a glue layer even for them. > >... > > Did I miss Linus announcing a stable ABI between kernel versions? > > If some binary module vendor tries to support more than one kernel > version it's his problem - this is nothing that is officially supported > by the Linux kernel.
agreed.
this is the sort of stuff that shouldn't be a config option, it exercises new paths in gcc as well, _all_ the userbase has to use it, or it's not worth the risk/pain IMHO. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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