Remove bogus RED-PEN comment in signal.c No red zone possible/needed on the alternative stack. It caused confusion. Signed-off-by: Andi Kleen --- arch/x86_64/kernel/signal.c | 1 - 1 files changed, 1 deletion(-) Index: linux/arch/x86_64/kernel/signal.c =================================================================== --- linux.orig/arch/x86_64/kernel/signal.c +++ linux/arch/x86_64/kernel/signal.c @@ -237,7 +237,6 @@ get_stack(struct k_sigaction *ka, struct rsp = regs->rsp - 128; /* This is the X/Open sanctioned signal stack switching. */ - /* RED-PEN: redzone on that stack? */ if (ka->sa.sa_flags & SA_ONSTACK) { if (sas_ss_flags(rsp) == 0) rsp = current->sas_ss_sp + current->sas_ss_size;