Merge tag 'core-urgent-2021-05-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 stack randomization fix from Ingo Molnar:
"Fix an assembly constraint that affected LLVM up to version 12"
* tag 'core-urgent-2021-05-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
stack: Replace "o" output with "r" input constraint
diff --git a/include/linux/randomize_kstack.h b/include/linux/randomize_kstack.h
index fd80fab..bebc911 100644
--- a/include/linux/randomize_kstack.h
+++ b/include/linux/randomize_kstack.h
@@ -38,7 +38,7 @@ void *__builtin_alloca(size_t size);
u32 offset = raw_cpu_read(kstack_offset); \
u8 *ptr = __builtin_alloca(KSTACK_OFFSET_MAX(offset)); \
/* Keep allocation even after "ptr" loses scope. */ \
- asm volatile("" : "=o"(*ptr) :: "memory"); \
+ asm volatile("" :: "r"(ptr) : "memory"); \
} \
} while (0)