On Thu, Dec 13, 2012 at 4:38 PM, H. Peter Anvin <[email protected]> wrote: > On 12/13/2012 04:13 PM, Yinghai Lu wrote: > > It is definitely the minmum we can rely on, and so is the minimum we should > rely on. In fact, we don't even need .bss/.brk to be mapped, but we > probably should require that as a matter of protocol.
in my version of arch/x86/kernel/head_64.S is using BRK to do ident/kernel high mapping for kernel that is above 4G. so .brk is needed. -- 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/
