From e6e1caf5a04f735fc301df00538a04719ae4a267 Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Sat, 14 Feb 2015 15:25:43 +0530 Subject: ARC: sigaction: fold default sigrestorer into "C" Signed-off-by: Vineet Gupta --- libc/sysdeps/linux/arc/sigrestorer.S | 21 --------------------- 1 file changed, 21 deletions(-) delete mode 100644 libc/sysdeps/linux/arc/sigrestorer.S (limited to 'libc/sysdeps/linux/arc/sigrestorer.S') diff --git a/libc/sysdeps/linux/arc/sigrestorer.S b/libc/sysdeps/linux/arc/sigrestorer.S deleted file mode 100644 index 24531d89d..000000000 --- a/libc/sysdeps/linux/arc/sigrestorer.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. - */ - -#include -#include - -/* - * Provide a real sigreturn stub to avoid kernel synthesizing one - * on user stack at runtime, which needs PTE permissions update - * (hence TLB entry update) and costly cache line flushes for - * code modification - */ - -ENTRY(__default_rt_sa_restorer) - mov r8, __NR_rt_sigreturn - ARC_TRAP_INSN -END(__default_rt_sa_restorer) -libc_hidden_def(__default_rt_sa_restorer) -- cgit v1.2.3