diff options
| author | Eric Dumazet <edumazet@google.com> | 2017-01-20 05:06:08 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-20 11:27:22 -0500 |
| commit | c2a2efbbfcb31bedcf81170fc1aa920255c33b8f (patch) | |
| tree | 0feeac1e086d1179ce3bce1482d5cd27653aa33a /include/net/inet_frag.h | |
| parent | 0a327889f64619ac3ec886208644191cd87de525 (diff) | |
| download | lwn-c2a2efbbfcb31bedcf81170fc1aa920255c33b8f.tar.gz lwn-c2a2efbbfcb31bedcf81170fc1aa920255c33b8f.zip | |
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 <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/inet_frag.h')
| -rw-r--r-- | include/net/inet_frag.h | 8 |
1 files changed, 1 insertions, 7 deletions
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 : |