Samuel Thibault wrote: > Samuel Thibault, le Tue 22 Sep 2009 16:44:11 +0200, a écrit : > >> I'm afraid the bug is most probably in the kernel, >> > > BTW, I know that on x86 at least glibc and libgomp use the cpuid > instruction themselves to discover the cpu topology. Such backend could > be written to compensate for kernel bugs, but it's not necessarily clear > whether it would be easy to decide at runtime which one between linux > and such backend is right (because more up-to-date). It would however > be useful for OSes which don't export this kind of information. >
Well, the kernel also uses cpuid to discover the cpu topology. Brice
