* Jan Engelhardt <[EMAIL PROTECTED]> wrote: > > On Oct 7 2007 18:59, Ingo Molnar wrote: > >> > vmlinux: > >> > text data bss dec hex filename > >> > 7732358 1157269 401408 9291035 8dc51b vmlinux.before > >> > 7732374 1157269 401408 9291051 8dc52b vmlinux.after > >> > > >> >16 bytes, or 0.0002% of the total text size. So there's in essence no > >> >text overhead to talk about. So the text overhead argument is a red > >> >herring. > >> > >> 16 bytes, huh? Can't be. That would be like, perhaps 5, x86 instructions. > > > >yes, it's that low, and it's with the feature disabled. > > Ah, with CONFIG_CKO=n, right. But where does that 16 byte increase > come from, when vt.o itself remains constant in size?
comes from printk.o: text data bss dec hex filename 6068 231 17636 23935 5d7f kernel/printk.o 6075 231 17636 23942 5d86 kernel/printk.o the effect of the extra parameter. But that is not worth #ifdef-ing for. For all practical purposes there's no overhead. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/