[PATCH 5.15 08/35] x86/mm: Force-inline __phys_addr_nodebug()

From: Greg Kroah-Hartman
Date: Fri Sep 16 2022 - 06:20:44 EST


From: Borislav Petkov <bp@xxxxxxx>

[ Upstream commit ace1a98519270c586c0d4179419292df67441cd1 ]

Fix:

vmlinux.o: warning: objtool: __sev_es_nmi_complete()+0x8b: call to __phys_addr_nodebug() leaves .noinstr.text section

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20220324183607.31717-4-bp@xxxxxxxxx
Stable-dep-of: 54c3931957f6 ("tracing: hold caller_addr to hardirq_{enable,disable}_ip")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/x86/include/asm/page_64.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h
index 4bde0dc66100c..56891399fa2a6 100644
--- a/arch/x86/include/asm/page_64.h
+++ b/arch/x86/include/asm/page_64.h
@@ -15,7 +15,7 @@ extern unsigned long page_offset_base;
extern unsigned long vmalloc_base;
extern unsigned long vmemmap_base;

-static inline unsigned long __phys_addr_nodebug(unsigned long x)
+static __always_inline unsigned long __phys_addr_nodebug(unsigned long x)
{
unsigned long y = x - __START_KERNEL_map;

--
2.35.1