tools/include: Update atomic definitions

Add atomic_long_set function to atomic.h and atomic_long_t type to
types.h so they can be used in testing.
Signed-off-by: Karolina Drobnik <karolinadrobnik@gmail.com>
Signed-off-by: Mike Rapoport <rppt@kernel.org>
Link: https://lore.kernel.org/r/082fde69debc36bfc56cdb413d847dcd6b1e36dd.1643796665.git.karolinadrobnik@gmail.com

tools/include/linux/atomic.h

@@ -4,6 +4,8 @@
 
 #include <asm/atomic.h>
 
+void atomic_long_set(atomic_long_t *v, long i);
+
 /* atomic_cmpxchg_relaxed */
 #ifndef atomic_cmpxchg_relaxed
 #define  atomic_cmpxchg_relaxed		atomic_cmpxchg

tools/include/linux/types.h

@@ -74,6 +74,10 @@ typedef struct {
 	int counter;
 } atomic_t;
 
+typedef struct {
+	long counter;
+} atomic_long_t;
+
 #ifndef __aligned_u64
 # define __aligned_u64 __u64 __attribute__((aligned(8)))
 #endif