diff options
| author | Yajun Deng <yajun.deng@linux.dev> | 2021-07-29 15:48:54 +0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-07-30 18:35:47 +0200 |
| commit | bc830525615df6b6b1793ac23750f32695903fd0 (patch) | |
| tree | 00c3c7c320e15347660ce529555338b2451396fe /include/linux/genetlink.h | |
| parent | 373a1f2bd6718c7103ec3ee242b9c2d51587440f (diff) | |
net: netlink: Remove unused function
lockdep_genl_is_held() and its caller arm not used now, just remove them.
Signed-off-by: Yajun Deng <yajun.deng@linux.dev>
Link: https://lore.kernel.org/r/20210729074854.8968-1-yajun.deng@linux.dev
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/genetlink.h')
| -rw-r--r-- | include/linux/genetlink.h | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/include/linux/genetlink.h b/include/linux/genetlink.h index bc738504ab4a..c285968e437a 100644 --- a/include/linux/genetlink.h +++ b/include/linux/genetlink.h @@ -8,34 +8,11 @@ /* All generic netlink requests are serialized by a global lock. */ extern void genl_lock(void); extern void genl_unlock(void); -#ifdef CONFIG_LOCKDEP -extern bool lockdep_genl_is_held(void); -#endif /* for synchronisation between af_netlink and genetlink */ extern atomic_t genl_sk_destructing_cnt; extern wait_queue_head_t genl_sk_destructing_waitq; -/** - * rcu_dereference_genl - rcu_dereference with debug checking - * @p: The pointer to read, prior to dereferencing - * - * Do an rcu_dereference(p), but check caller either holds rcu_read_lock() - * or genl mutex. Note : Please prefer genl_dereference() or rcu_dereference() - */ -#define rcu_dereference_genl(p) \ - rcu_dereference_check(p, lockdep_genl_is_held()) - -/** - * genl_dereference - fetch RCU pointer when updates are prevented by genl mutex - * @p: The pointer to read, prior to dereferencing - * - * Return the value of the specified RCU-protected pointer, but omit - * the READ_ONCE(), because caller holds genl mutex. - */ -#define genl_dereference(p) \ - rcu_dereference_protected(p, lockdep_genl_is_held()) - #define MODULE_ALIAS_GENL_FAMILY(family)\ MODULE_ALIAS_NET_PF_PROTO_NAME(PF_NETLINK, NETLINK_GENERIC, "-family-" family) |