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Commit d9005b52 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
Browse files

[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: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8fa3d6fc

arch/x86_64/kernel/signal.c

+0 −1
Original line number Diff line number Diff line
@@ -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;