Messages in this thread | | | Date | Mon, 24 May 2004 10:08:08 +0100 | From | P@draigBra ... | Subject | Re: i486 emu in mainline? |
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Willy Tarreau wrote: > On Sun, May 23, 2004 at 06:51:30AM -0400, Joseph Fannin wrote: > >>On Sun, May 23, 2004 at 10:29:12AM +0200, Willy Tarreau wrote: >> >>>On Sun, May 23, 2004 at 01:40:59AM +0200, Christoph Hellwig wrote: >>> >>>>These days gcc uses i486+ only instruction by default in libstdc++ so >>>>most modern distros wouldn't work on i386 cpus anymore. To make it work >>>>again Debian merged Willy Tarreau's patch to trap those and emulate them >>>>on real i386 cpus. The patch is extremely non-invasive and would >>>>certainly be usefull for mainline. Any reason not to include it? >> >>> - I couldn't emulate locks, so this will break on SMP systems, and so >>> will it if you need to access some memory share with an external >>> microcontroller or something like that. >> >> Does this mean that programs that use the NPTL will work on >>non-SMP 386s? > > I have no idea. Why would NPTL not work on i386 ?
i386 doesn't have the necessary instructions. It's my understanding that the following is not being maintained: http://sources.redhat.com/ml/libc-hacker/2004-05/msg00019.html
Pádraig. - 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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