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authorBenjamin Berg <benjamin.berg@intel.com>2025-10-28 12:58:39 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-11-13 15:37:45 -0500
commit898d7299e0adcb5b5f0c5c0b1fb37030ae141fda (patch)
tree687ebb5f72d7543f21d4efd0ec1e181da0cd4957
parent5f82abea9a36f1f7c60de68a0e030323bb47ac50 (diff)
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wifi: mac80211: use wiphy_hrtimer_work for ml_reconf_work
commit 3f654d53dff565095d83a84e3b6187526dadf4c8 upstream. The work item may be scheduled relatively far in the future. As the event happens at a specific point in time, the normal timer accuracy is not sufficient in that case. Switch to use wiphy_hrtimer_work so that the accuracy is sufficient. CC: stable@vger.kernel.org Fixes: 8eb8dd2ffbbb ("wifi: mac80211: Support link removal using Reconfiguration ML element") Signed-off-by: Benjamin Berg <benjamin.berg@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link/20251028125710.24a7b54e9e37.I063c5c15bf7672f94cea75f83e486a3ca52d098f@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/mlme.c10
2 files changed, 6 insertions, 6 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 7d1e93f51a67..f985b45267af 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -604,7 +604,7 @@ struct ieee80211_if_managed {
u8 *assoc_req_ies;
size_t assoc_req_ies_len;
- struct wiphy_delayed_work ml_reconf_work;
+ struct wiphy_hrtimer_work ml_reconf_work;
u16 removed_links;
/* TID-to-link mapping support */
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 24a35fccca9d..3498a4092f85 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -4244,7 +4244,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
&ifmgd->neg_ttlm_timeout_work);
sdata->u.mgd.removed_links = 0;
- wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
+ wiphy_hrtimer_work_cancel(sdata->local->hw.wiphy,
&sdata->u.mgd.ml_reconf_work);
wiphy_work_cancel(sdata->local->hw.wiphy,
@@ -6868,7 +6868,7 @@ static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
/* In case the removal was cancelled, abort it */
if (sdata->u.mgd.removed_links) {
sdata->u.mgd.removed_links = 0;
- wiphy_delayed_work_cancel(sdata->local->hw.wiphy,
+ wiphy_hrtimer_work_cancel(sdata->local->hw.wiphy,
&sdata->u.mgd.ml_reconf_work);
}
return;
@@ -6898,9 +6898,9 @@ static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
}
sdata->u.mgd.removed_links = removed_links;
- wiphy_delayed_work_queue(sdata->local->hw.wiphy,
+ wiphy_hrtimer_work_queue(sdata->local->hw.wiphy,
&sdata->u.mgd.ml_reconf_work,
- TU_TO_JIFFIES(delay));
+ us_to_ktime(ieee80211_tu_to_usec(delay)));
}
static int ieee80211_ttlm_set_links(struct ieee80211_sub_if_data *sdata,
@@ -8752,7 +8752,7 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
ieee80211_csa_connection_drop_work);
wiphy_delayed_work_init(&ifmgd->tdls_peer_del_work,
ieee80211_tdls_peer_del_work);
- wiphy_delayed_work_init(&ifmgd->ml_reconf_work,
+ wiphy_hrtimer_work_init(&ifmgd->ml_reconf_work,
ieee80211_ml_reconf_work);
wiphy_delayed_work_init(&ifmgd->reconf.wk,
ieee80211_ml_sta_reconf_timeout);