From cae98b72c97e1ea95e06068ae9923a5f3a21938d Mon Sep 17 00:00:00 2001 From: Klement Sekera Date: Tue, 19 Feb 2019 13:53:43 +0100 Subject: reassembly: fix buffer usage counter Change-Id: I713904f8eb2f724cb08dba494c160c14cc8b24a1 Signed-off-by: Klement Sekera --- src/vnet/ip/ip6_reassembly.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'src/vnet/ip') diff --git a/src/vnet/ip/ip6_reassembly.c b/src/vnet/ip/ip6_reassembly.c index d78c3ff91bf..631556efec0 100644 --- a/src/vnet/ip/ip6_reassembly.c +++ b/src/vnet/ip/ip6_reassembly.c @@ -315,8 +315,8 @@ ip6_reass_drop_all (vlib_main_t * vm, ip6_reass_main_t * rm, always_inline void ip6_reass_on_timeout (vlib_main_t * vm, vlib_node_runtime_t * node, - ip6_reass_main_t * rm, ip6_reass_t * reass, - u32 * icmp_bi, u32 ** vec_timeout) + ip6_reass_main_t * rm, ip6_reass_per_thread_t * rt, + ip6_reass_t * reass, u32 * icmp_bi, u32 ** vec_timeout) { if (~0 == reass->first_bi) { @@ -342,6 +342,7 @@ ip6_reass_on_timeout (vlib_main_t * vm, vlib_node_runtime_t * node, { reass->first_bi = vnet_buffer (b)->ip.reass.next_range_bi; } + --rt->buffers_n; icmp6_error_set_vnet_buffer (b, ICMP6_time_exceeded, ICMP6_time_exceeded_fragment_reassembly_time_exceeded, 0); @@ -370,7 +371,8 @@ ip6_reass_find_or_create (vlib_main_t * vm, vlib_node_runtime_t * node, reass = pool_elt_at_index (rt->pool, value.value); if (now > reass->last_heard + rm->timeout) { - ip6_reass_on_timeout (vm, node, rm, reass, icmp_bi, vec_timeout); + ip6_reass_on_timeout (vm, node, rm, rt, reass, icmp_bi, + vec_timeout); ip6_reass_free (rm, rt, reass); reass = NULL; } @@ -580,6 +582,7 @@ ip6_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node, clib_host_to_net_u16 (total_length + first_b->current_length - sizeof (*ip)); vlib_buffer_chain_compress (vm, first_b, vec_drop_compress); + rt->buffers_n -= buf_cnt - vec_len (*vec_drop_compress); if (PREDICT_FALSE (first_b->flags & VLIB_BUFFER_IS_TRACED)) { ip6_reass_add_trace (vm, node, rm, reass, reass->first_bi, FINALIZE, 0); @@ -1345,13 +1348,12 @@ ip6_reass_walk_expired (vlib_main_t * vm, b->flags &= ~VLIB_BUFFER_IS_TRACED; } } - ip6_reass_on_timeout (vm, node, rm, reass, &icmp_bi, &vec_timeout); + ip6_reass_on_timeout (vm, node, rm, rt, reass, &icmp_bi, &vec_timeout); u32 after = vec_len (vec_timeout); rt->buffers_n -= (after - before); if (~0 != icmp_bi) { vec_add1 (vec_icmp_bi, icmp_bi); - --rt->buffers_n; } ip6_reass_free (rm, rt, reass); } -- cgit 1.2.3-korg