Messages in this thread | | | Date | Wed, 10 May 2006 15:25:02 -0700 (PDT) | Subject | Re: [RFC/PATCH] Make powerpc64 use __thread for per-cpu variables | From | "David S. Miller" <> |
| |
From: Paul Mackerras <paulus@samba.org> Date: Thu, 11 May 2006 07:05:24 +1000
> No, Richard has a point, it's not the value that is the concern, it's > the address, which gcc could assume is still valid after a barrier. > Drat.
Oh right, and that's currently part of why we obfuscate the address computation with the RELOC_HIDE() buisness.
Once we expose what's really going on with something like __thread, gcc can now be "smart" about it. - 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/
| |