[xen staging] xen/spinlock: Adjust LOCK_DEBUG_INITVAL to placate MISRA

[patchbot@xxxxxxx]

commit 761358b9ebd8584e7fe9c66dbfa477f644617478
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Wed Apr 10 20:32:24 2024 +0100
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Apr 11 13:23:08 2024 +0100

    xen/spinlock: Adjust LOCK_DEBUG_INITVAL to placate MISRA
    
    Resolves 160 MISRA R7.2 violations.
    
    Fixes: c286bb93d20c ("xen/spinlock: support higher number of cpus")
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Luca Fancellu <luca.fancellu@xxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    Reviewed-by: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>
---
 xen/include/xen/spinlock.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/include/xen/spinlock.h b/xen/include/xen/spinlock.h
index db00a24646..18793c5e29 100644
--- a/xen/include/xen/spinlock.h
+++ b/xen/include/xen/spinlock.h
@@ -13,7 +13,7 @@
 #ifdef CONFIG_DEBUG_LOCKS
 union lock_debug {
     uint32_t val;
-#define LOCK_DEBUG_INITVAL 0xffffffff
+#define LOCK_DEBUG_INITVAL 0xffffffffU
     struct {
         unsigned int cpu:SPINLOCK_CPU_BITS;
 #define LOCK_DEBUG_PAD_BITS (30 - SPINLOCK_CPU_BITS)
--
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