[PATCH] x86_64: 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 <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/x86_64/kernel/signal.c b/arch/x86_64/kernel/signal.c
index 94b4b11..2816117 100644 (file)
--- a/arch/x86_64/kernel/signal.c
+++ b/arch/x86_64/kernel/signal.c
@@ -237,7 +237,6 @@ get_stack(struct k_sigaction *ka, struct pt_regs *regs, unsigned long size)
        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;