diff options
| author | Jamal Hadi Salim | 2007-04-29 06:20:32 +0200 |
|---|---|---|
| committer | David S. Miller | 2007-04-29 06:20:32 +0200 |
| commit | ecfd6b183780c6d9e85873693b3ce6c5f4d08b58 (patch) | |
| tree | 8ee1330176e3011d3fdf86e70b5933b50302b7e7 /net/xfrm/xfrm_policy.c | |
| parent | [IPV6]: Track device renames in snmp6. (diff) | |
| download | kernel-qcow2-linux-ecfd6b183780c6d9e85873693b3ce6c5f4d08b58.tar.gz kernel-qcow2-linux-ecfd6b183780c6d9e85873693b3ce6c5f4d08b58.tar.xz kernel-qcow2-linux-ecfd6b183780c6d9e85873693b3ce6c5f4d08b58.zip | |
[XFRM]: Export SPD info
With this patch you can use iproute2 in user space to efficiently see
how many policies exist in different directions.
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/xfrm/xfrm_policy.c')
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 762926009c04..dbf9d96a2f0b 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -579,8 +579,22 @@ static inline int xfrm_byidx_should_resize(int total) return 0; } -static DEFINE_MUTEX(hash_resize_mutex); +void xfrm_spd_getinfo(struct xfrm_spdinfo *si) +{ + read_lock_bh(&xfrm_policy_lock); + si->incnt = xfrm_policy_count[XFRM_POLICY_IN]; + si->outcnt = xfrm_policy_count[XFRM_POLICY_OUT]; + si->fwdcnt = xfrm_policy_count[XFRM_POLICY_FWD]; + si->inscnt = xfrm_policy_count[XFRM_POLICY_IN+XFRM_POLICY_MAX]; + si->outscnt = xfrm_policy_count[XFRM_POLICY_OUT+XFRM_POLICY_MAX]; + si->fwdscnt = xfrm_policy_count[XFRM_POLICY_FWD+XFRM_POLICY_MAX]; + si->spdhcnt = xfrm_idx_hmask; + si->spdhmcnt = xfrm_policy_hashmax; + read_unlock_bh(&xfrm_policy_lock); +} +EXPORT_SYMBOL(xfrm_spd_getinfo); +static DEFINE_MUTEX(hash_resize_mutex); static void xfrm_hash_resize(struct work_struct *__unused) { int dir, total; |