From c2a2efbbfcb31bedcf81170fc1aa920255c33b8f Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 20 Jan 2017 05:06:08 -0800 Subject: net: remove bh disabling around percpu_counter accesses Shaohua Li made percpu_counter irq safe in commit 098faf5805c8 ("percpu_counter: make APIs irq safe") We can safely remove BH disable/enable sections around various percpu_counter manipulations. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- include/net/inet_frag.h | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) (limited to 'include/net/inet_frag.h') diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h index 909972aa3acd..5894730ec82a 100644 --- a/include/net/inet_frag.h +++ b/include/net/inet_frag.h @@ -164,13 +164,7 @@ static inline void add_frag_mem_limit(struct netns_frags *nf, int i) static inline unsigned int sum_frag_mem_limit(struct netns_frags *nf) { - unsigned int res; - - local_bh_disable(); - res = percpu_counter_sum_positive(&nf->mem); - local_bh_enable(); - - return res; + return percpu_counter_sum_positive(&nf->mem); } /* RFC 3168 support : -- cgit v1.2.3-59-g8ed1b