move Rust sources to top level, C sources into c_src

[bcachefs-tools-debian] / include / linux / rcupdate.h

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
deleted file mode 100644 (file)
index f526027..0000000
--- a/include/linux/rcupdate.h
+++ /dev/null
@@ -1,48 +0,0 @@
-#ifndef __TOOLS_LINUX_RCUPDATE_H
-#define __TOOLS_LINUX_RCUPDATE_H
-
-#include <urcu.h>
-#include <linux/compiler.h>
-
-#define ULONG_CMP_GE(a, b)      (ULONG_MAX / 2 >= (a) - (b))
-
-#define rcu_dereference_check(p, c)    rcu_dereference(p)
-#define rcu_dereference_raw(p)         rcu_dereference(p)
-#define rcu_dereference_protected(p, c)        rcu_dereference(p)
-#define rcu_access_pointer(p)          READ_ONCE(p)
-
-#define kfree_rcu(ptr, rcu_head)       kfree(ptr) /* XXX */
-#define kfree_rcu_mightsleep(ptr)      kfree(ptr) /* XXX */
-#define kvfree_rcu_mightsleep(ptr)     kfree(ptr) /* XXX */
-
-#define RCU_INIT_POINTER(p, v)         WRITE_ONCE(p, v)
-
-/* Has the specified rcu_head structure been handed to call_rcu()? */
-
-/**
- * rcu_head_init - Initialize rcu_head for rcu_head_after_call_rcu()
- * @rhp: The rcu_head structure to initialize.
- *
- * If you intend to invoke rcu_head_after_call_rcu() to test whether a
- * given rcu_head structure has already been passed to call_rcu(), then
- * you must also invoke this rcu_head_init() function on it just after
- * allocating that structure.  Calls to this function must not race with
- * calls to call_rcu(), rcu_head_after_call_rcu(), or callback invocation.
- */
-static inline void rcu_head_init(struct rcu_head *rhp)
-{
-       rhp->func = (void *)~0L;
-}
-
-static inline bool
-rcu_head_after_call_rcu(struct rcu_head *rhp,
-                       void (*f)(struct rcu_head *head))
-{
-       void (*func)(struct rcu_head *head) = READ_ONCE(rhp->func);
-
-       if (func == f)
-               return true;
-       return false;
-}
-
-#endif /* __TOOLS_LINUX_RCUPDATE_H */