If you run checkpatch.pl on this patch: http://patchwork.ozlabs.org/patch/84189/
it complains: WARNING: braces {} are necessary even for single statement blocks #29: FILE: tcg/tcg.c:454: +#if defined(CONFIG_DEBUG_TCG) + s->temps_in_use++; ...but braces on a cpp conditional are a bit tricky :-) The script is sufficiently hairy perl that I'm afraid I can't suggest a solution, only report the problem. -- PMM