Change __FILL_RETURN_BUFFER so that the stack state is deterministically
defined for each iteration and that objtool can have an accurate view
of the stack.
Suggested-by: Peter Zijlstra <[email protected]>
Signed-off-by: Alexandre Chartre <[email protected]>
---
arch/x86/include/asm/nospec-branch.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h
index 07e95dcb40ad..b0db793fd083 100644
--- a/arch/x86/include/asm/nospec-branch.h
+++ b/arch/x86/include/asm/nospec-branch.h
@@ -59,8 +59,8 @@
jmp 775b; \
774: \
dec reg; \
- jnz 771b; \
- add $(BITS_PER_LONG/8) * nr, sp;
+ add $(BITS_PER_LONG/8) * 2, sp; \
+ jnz 771b;
#ifdef __ASSEMBLY__
--
2.18.2