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scst: Backport {init,destroy}_rcu_head()

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8484 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2019-07-25 04:36:15 +00:00
parent f623815252
commit 7c46bc3630
1 changed files with 9 additions and 0 deletions
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9
scst/include/backport.h
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@@ -1134,6 +1134,15 @@ typedef void (*rcu_callback_t)(struct rcu_head *);
__kfree_rcu(&((ptr)->rcu_head), offsetof(typeof(*(ptr)), rcu_head))
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0)
/*
* See also commit 546a9d8519ed ("rcu: Export debug_init_rcu_head() and and
* debug_init_rcu_head()") # v3.16.
*/
static inline void init_rcu_head(struct rcu_head *head) { }
static inline void destroy_rcu_head(struct rcu_head *head) { }
#endif
/* <rdma/ib_verbs.h> */
/* commit ed082d36 */