[PATCH RFC 05/43] x86: pm-trace: Adapt assembly for PIE support

Hou Wenlong posted 43 patches 2 years, 9 months ago
[PATCH RFC 05/43] x86: pm-trace: Adapt assembly for PIE support
Posted by Hou Wenlong 2 years, 9 months ago
From: Thomas Garnier <thgarnie@chromium.org>

From: Thomas Garnier <thgarnie@chromium.org>

Change assembly to use the new _ASM_MOVABS macro instead of _ASM_MOV for
the assembly to be PIE compatible.

Signed-off-by: Thomas Garnier <thgarnie@chromium.org>
Signed-off-by: Hou Wenlong <houwenlong.hwl@antgroup.com>
Cc: Lai Jiangshan <jiangshan.ljs@antgroup.com>
Cc: Kees Cook <keescook@chromium.org>
---
 arch/x86/include/asm/pm-trace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/pm-trace.h b/arch/x86/include/asm/pm-trace.h
index bfa32aa428e5..972070806ce9 100644
--- a/arch/x86/include/asm/pm-trace.h
+++ b/arch/x86/include/asm/pm-trace.h
@@ -8,7 +8,7 @@
 do {								\
 	if (pm_trace_enabled) {					\
 		const void *tracedata;				\
-		asm volatile(_ASM_MOV " $1f,%0\n"		\
+		asm volatile(_ASM_MOVABS " $1f,%0\n"		\
 			     ".section .tracedata,\"a\"\n"	\
 			     "1:\t.word %c1\n\t"		\
 			     _ASM_PTR " %c2\n"			\
-- 
2.31.1