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| author | Liang Mancang <liangmc1@chinatelecom.cn> | 2023-02-21 17:19:01 +0800 |
|---|---|---|
| committer | Ilya Maximets <i.maximets@ovn.org> | 2023-02-21 21:02:20 +0100 |
| commit | b0d9a1efccb931d3eb71661b1506c2bdde58d4d9 (patch) | |
| tree | 4835e0e47d008d5352b01dfab6d5a4ff1d05d313 /lib | |
| parent | 71e5669af6bf1d8f7ba0afbea24ce811d23e7d2e (diff) | |
| download | openvswitch-b0d9a1efccb931d3eb71661b1506c2bdde58d4d9.tar.gz | |
conntrack: Fix conntrack_clean may access the same exp_list each time.
when a exp_list contains more than the clean_end's number of nodes,
and these nodes will not expire immediately. Then, every times we
call conntrack_clean, it use the same next_sweep to get exp_list.
Actually, we should add i every times after we call ct_sweep.
Fixes: 3d9c1b855a5f ("conntrack: Replace timeout based expiration lists with rculists.")
Acked-by: Paolo Valerio <pvalerio@redhat.com>
Signed-off-by: Liang Mancang <liangmc1@chinatelecom.cn>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/conntrack.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/conntrack.c b/lib/conntrack.c index 524670e45..8cf7779c6 100644 --- a/lib/conntrack.c +++ b/lib/conntrack.c @@ -1512,12 +1512,12 @@ conntrack_clean(struct conntrack *ct, long long now) clean_end = n_conn_limit / 64; for (i = ct->next_sweep; i < N_EXP_LISTS; i++) { - count += ct_sweep(ct, &ct->exp_lists[i], now); - if (count > clean_end) { next_wakeup = 0; break; } + + count += ct_sweep(ct, &ct->exp_lists[i], now); } ct->next_sweep = (i < N_EXP_LISTS) ? i : 0; |