[PATCH 4/4] x86/oprofile: down with test_thread_flag(TIF_IA32)

From: Dmitry Safonov
Date: Thu Apr 14 2016 - 14:11:45 EST


As we have here full register set - just use user_64bit_mode
on it.

Signed-off-by: Dmitry Safonov <dsafonov@xxxxxxxxxxxxx>
---
arch/x86/oprofile/backtrace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/oprofile/backtrace.c b/arch/x86/oprofile/backtrace.c
index cb31a4440e58..405dadaee74a 100644
--- a/arch/x86/oprofile/backtrace.c
+++ b/arch/x86/oprofile/backtrace.c
@@ -69,7 +69,7 @@ x86_backtrace_32(struct pt_regs * const regs, unsigned int depth)
struct stack_frame_ia32 *head;

/* User process is IA32 */
- if (!current || !test_thread_flag(TIF_IA32))
+ if (!current || user_64bit_mode(regs))
return 0;

head = (struct stack_frame_ia32 *) regs->bp;
--
2.8.0