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merge: branch 'bg/acd-timeout'

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l3cfg: don't reset the ACD probe timestamp during timer events

https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/merge_requests/2241
This commit is contained in:
Beniamino Galvani 2025-07-22 08:44:36 +00:00
commit 3c8c0364a4
1 changed files with 6 additions and 9 deletions
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15
src/core/nm-l3cfg.c
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@ -40,8 +40,7 @@ G_STATIC_ASSERT(NM_ACD_TIMEOUT_RFC5227_MSEC == N_ACD_TIMEOUT_RFC5227);
#define ACD_SUPPORTED_ETH_ALEN ETH_ALEN
#define ACD_ENSURE_RATELIMIT_MSEC ((guint32) 4000u)
#define ACD_WAIT_PROBING_EXTRA_TIME_MSEC ((guint32) (1000u + ACD_ENSURE_RATELIMIT_MSEC))
#define ACD_WAIT_PROBING_EXTRA_TIME2_MSEC ((guint32) 1000u)
#define ACD_WAIT_PROBING_EXTRA_TIME_MSEC ((guint32) (2000u + ACD_ENSURE_RATELIMIT_MSEC))
#define ACD_WAIT_TIME_PROBING_FULL_RESTART_MSEC ((guint32) 30000u)
#define ACD_WAIT_TIME_CONFLICT_RESTART_MSEC ((guint32) 120000u)
#define ACD_WAIT_TIME_ANNOUNCE_RESTART_MSEC ((guint32) 30000u)
@ -2740,9 +2739,8 @@ handle_init:
nm_utils_get_monotonic_timestamp_msec_cached(p_now_msec);
if (acd_data->info.state == NM_L3_ACD_ADDR_STATE_PROBING) {
if ((*p_now_msec) > acd_data->probing_timestamp_msec
+ ACD_WAIT_PROBING_EXTRA_TIME_MSEC
+ ACD_WAIT_PROBING_EXTRA_TIME2_MSEC) {
if ((*p_now_msec)
> acd_data->probing_timestamp_msec + ACD_WAIT_PROBING_EXTRA_TIME_MSEC) {
/* hm. We failed to create a new probe too long. Something is really wrong
* internally, but let's ignore the issue and assume the address is good. What
* else would we do? Assume the address is USED? */
@ -2751,9 +2749,8 @@ handle_init:
goto handle_start_defending;
}
acd_data->probing_timestamp_msec = (*p_now_msec);
acd_data->probing_timeout_msec = acd_timeout_msec;
log_reason = "retry probing on timeout";
acd_data->probing_timeout_msec = acd_timeout_msec;
log_reason = "retry probing on timeout";
goto handle_start_probing;
}
@ -2949,7 +2946,7 @@ handle_init:
nm_utils_get_monotonic_timestamp_msec_cached(p_now_msec);
if (acd_data->probing_timestamp_msec + acd_data->probing_timeout_msec
+ ACD_WAIT_PROBING_EXTRA_TIME_MSEC + ACD_WAIT_PROBING_EXTRA_TIME2_MSEC
+ ACD_WAIT_PROBING_EXTRA_TIME_MSEC
>= (*p_now_msec)) {
/* The probing already started quite a while ago. We ignore the link event
* and let the probe come to it's natural end. */