[Xen-devel] [PATCH 11/12] xen/arm: traps: Mark check_stack_alignment_constraints as unused

[Julien Grall <julien.grall@xxxxxxx>]

Clang will throw an error if a function is unused unless you tell
to ignore it. This can be done using __maybe_unused.

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
---
 xen/arch/arm/traps.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index d8b9a8a0f0..661475666a 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -54,7 +54,8 @@
  * that both the kernel half of struct cpu_user_regs (which is pushed in
  * entry.S) and struct cpu_info (which lives at the bottom of a Xen
  * stack) must be doubleword-aligned in size.  */
-static inline void check_stack_alignment_constraints(void) {
+static void __maybe_unused check_stack_alignment_constraints(void)
+{
 #ifdef CONFIG_ARM_64
     BUILD_BUG_ON((sizeof (struct cpu_user_regs)) & 0xf);
     BUILD_BUG_ON((offsetof(struct cpu_user_regs, spsr_el1)) & 0xf);
-- 
2.11.0


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