bcachefs: Delete atomic_inc_bug()

These were wrappers around atomic operations that verified that the
counter wasn't negative, but they're dead code - delete.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

fs/bcachefs/util.h

@@ -23,33 +23,9 @@
 struct closure;
 
 #ifdef CONFIG_BCACHEFS_DEBUG
-
 #define EBUG_ON(cond)		BUG_ON(cond)
-#define atomic_dec_bug(v)	BUG_ON(atomic_dec_return(v) < 0)
-#define atomic_inc_bug(v, i)	BUG_ON(atomic_inc_return(v) <= i)
-#define atomic_sub_bug(i, v)	BUG_ON(atomic_sub_return(i, v) < 0)
-#define atomic_add_bug(i, v)	BUG_ON(atomic_add_return(i, v) < 0)
-#define atomic_long_dec_bug(v)		BUG_ON(atomic_long_dec_return(v) < 0)
-#define atomic_long_sub_bug(i, v)	BUG_ON(atomic_long_sub_return(i, v) < 0)
-#define atomic64_dec_bug(v)	BUG_ON(atomic64_dec_return(v) < 0)
-#define atomic64_inc_bug(v, i)	BUG_ON(atomic64_inc_return(v) <= i)
-#define atomic64_sub_bug(i, v)	BUG_ON(atomic64_sub_return(i, v) < 0)
-#define atomic64_add_bug(i, v)	BUG_ON(atomic64_add_return(i, v) < 0)
-
-#else /* DEBUG */
-
+#else
 #define EBUG_ON(cond)
-#define atomic_dec_bug(v)	atomic_dec(v)
-#define atomic_inc_bug(v, i)	atomic_inc(v)
-#define atomic_sub_bug(i, v)	atomic_sub(i, v)
-#define atomic_add_bug(i, v)	atomic_add(i, v)
-#define atomic_long_dec_bug(v)		atomic_long_dec(v)
-#define atomic_long_sub_bug(i, v)	atomic_long_sub(i, v)
-#define atomic64_dec_bug(v)	atomic64_dec(v)
-#define atomic64_inc_bug(v, i)	atomic64_inc(v)
-#define atomic64_sub_bug(i, v)	atomic64_sub(i, v)
-#define atomic64_add_bug(i, v)	atomic64_add(i, v)
-
 #endif
 
 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__