Re: [PATCH net v3] gtp: serialize PDP context updates

在 2026/08/11 17:20 CST Pablo Neira Ayuso pablo@netfilter.org 写道: This can go away too, for gtp_genl_del_pdp(), the mutex replaces this incorrect rcu read size lock.

Thanks.

...

• mutex_unlock(&gtp_pdp_lock); return err;

}

-- 2.53.0

gtp_find_pdp() calls gtp_find_dev(), which uses dev_get_by_index_rcu(). Should I keep a narrow RCU read-side section around gtp_find_pdp(), while using the mutex to protect the PDP context?

Thanks, Qing