[tip:x86/asm] x86/compat: Check for both 32-bit compat and x32 in get_gate_vma()

[tip-bot for Brian Gerst <tipbot@zytor.com>]

Commit-ID:  c338867d0e4224771c68d0a7727289b86c23eccd
Gitweb:     http://git.kernel.org/tip/c338867d0e4224771c68d0a7727289b86c23eccd
Author:     Brian Gerst <brgerst@gmail.com>
AuthorDate: Mon, 22 Jun 2015 07:55:16 -0400
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 6 Jul 2015 15:28:57 +0200

x86/compat: Check for both 32-bit compat and x32 in get_gate_vma()

Change this to CONFIG_COMPAT so both 32-bit compat and x32 will
do the check.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1434974121-32575-8-git-send-email-brgerst@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/entry/vsyscall/vsyscall_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c
index 2dcc6ff..26a46f4 100644
--- a/arch/x86/entry/vsyscall/vsyscall_64.c
+++ b/arch/x86/entry/vsyscall/vsyscall_64.c
@@ -290,7 +290,7 @@ static struct vm_area_struct gate_vma = {
 
 struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
 {
-#ifdef CONFIG_IA32_EMULATION
+#ifdef CONFIG_COMPAT
 	if (!mm || mm->context.ia32_compat)
 		return NULL;
 #endif