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authorFlorian Westphal <fw@strlen.de>2016-08-11 15:17:58 +0200
committerSteffen Klassert <steffen.klassert@secunet.com>2016-08-12 08:07:12 +0200
commitd5b8f86dc7200d16e48bb3a6aaac29c0cdf621c9 (patch)
treed772e2fbe91b8609a743207213912818ff946b39 /net/xfrm
parentae33786f73a7ce5b15ce29e8f342e43606385cef (diff)
downloadop-kernel-dev-d5b8f86dc7200d16e48bb3a6aaac29c0cdf621c9.zip
op-kernel-dev-d5b8f86dc7200d16e48bb3a6aaac29c0cdf621c9.tar.gz
xfrm: policy: don't acquire policy lock in xfrm_spd_getinfo
It doesn't seem that important. We now get inconsistent view of the counters, but those are stale anyway right after we drop the lock. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm')
-rw-r--r--net/xfrm/xfrm_policy.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 3d27b9a..35b85a9 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -560,7 +560,6 @@ static inline int xfrm_byidx_should_resize(struct net *net, int total)
void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si)
{
- read_lock_bh(&net->xfrm.xfrm_policy_lock);
si->incnt = net->xfrm.policy_count[XFRM_POLICY_IN];
si->outcnt = net->xfrm.policy_count[XFRM_POLICY_OUT];
si->fwdcnt = net->xfrm.policy_count[XFRM_POLICY_FWD];
@@ -569,7 +568,6 @@ void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si)
si->fwdscnt = net->xfrm.policy_count[XFRM_POLICY_FWD+XFRM_POLICY_MAX];
si->spdhcnt = net->xfrm.policy_idx_hmask;
si->spdhmcnt = xfrm_policy_hashmax;
- read_unlock_bh(&net->xfrm.xfrm_policy_lock);
}
EXPORT_SYMBOL(xfrm_spd_getinfo);
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