From: Stanislaw Gruszka <sgruszka@redhat.com>
To: "Guy, Wey-Yi W" <wey-yi.w.guy@intel.com>
Cc: Johannes Berg <johannes@sipsolutions.net>,
"Chatre, Reinette" <reinette.chatre@intel.com>,
"John W. Linville" <linville@tuxdriver.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH 09/12] iwlwifi: force scan complete after timeout
Date: Fri, 10 Sep 2010 07:15:46 +0200 [thread overview]
Message-ID: <20100910051545.GA2968@redhat.com> (raw)
In-Reply-To: <E9954878DD1FB34FAE5187FB88C58A3501280FDC94@orsmsx506.amr.corp.intel.com>
On Thu, Sep 09, 2010 at 08:50:03AM -0700, Guy, Wey-Yi W wrote:
> --- a/drivers/net/wireless/iwlwifi/iwl-core.c
> +++ b/drivers/net/wireless/iwlwifi/iwl-core.c
> @@ -2041,7 +2041,6 @@ void iwl_mac_remove_interface(struct ieee80211_hw *hw,
> {
> struct iwl_priv *priv = hw->priv;
> struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
> - bool scan_completed = false;
>
> IWL_DEBUG_MAC80211(priv, "enter\n");
>
> @@ -2050,15 +2049,10 @@ void iwl_mac_remove_interface(struct ieee80211_hw *hw,
> WARN_ON(ctx->vif != vif);
> ctx->vif = NULL;
>
> - iwl_scan_cancel_timeout(priv, 100);
> + if (priv->scan_vif == vif)
> + iwl_scan_cancel_timeout(priv, 100);
> iwl_set_mode(priv, vif);
>
> - if (priv->scan_vif == vif) {
> - scan_completed = true;
> - priv->scan_vif = NULL;
> - priv->scan_request = NULL;
> - }
> -
[snip]
> Not sure, do we need to check vif match?
I think it is. We should not cancel scan requested by vif0 if vif1 is
removing. Previously we also check vif match before complete scan in
mac.
Stanislaw
next prev parent reply other threads:[~2010-09-10 5:15 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-09 13:52 [PATCH 0/16 v2] iwlwifi: rewrite iwl-scan.c to avoid race conditions Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 01/12] iwlwifi: remove unused conf variables Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 02/12] iwlwifi: unify scan start checks Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 03/12] iwlwifi: move scan completed flags handling Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 04/12] iwlwifi: cancel scan when down the device Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 05/12] iwlwifi: use IWL_DEBUG_SCAN Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 06/12] iwlwifi: report scan completion when abort fail Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 07/12] iwlwifi: rework iwl_scan_cancel_timeout Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 08/12] iwlwifi: rewrite scan completion Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 09/12] iwlwifi: force scan complete after timeout Stanislaw Gruszka
2010-09-09 15:50 ` Guy, Wey-Yi W
2010-09-10 5:15 ` Stanislaw Gruszka [this message]
2010-09-09 13:52 ` [PATCH 10/12] iwlwifi: assure we complete scan in scan_abort and scan_check works Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 11/12] iwlwifi: do not force complete scan too early Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 12/12] mac80211: wait for scan work complete before restarting hw Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 13/14] iwlwifi: cleanup scan initiate check Stanislaw Gruszka
2010-09-09 15:46 ` Guy, Wey-Yi W
2010-09-10 5:03 ` Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 14/16] iwlwifi: replace and add IWL_DEBUG_SCAN Stanislaw Gruszka
2010-09-09 15:52 ` Guy, Wey-Yi W
2010-09-09 13:52 ` [PATCH 15/15] iwlwifi: apply settings when finishing scan Stanislaw Gruszka
2010-09-09 13:52 ` [PATCH 16/16] iwlwifi: clear is_internal_short_scan when fail to initiate scan Stanislaw Gruszka
2010-09-09 15:35 ` Guy, Wey-Yi W
2010-09-10 5:17 ` Stanislaw Gruszka
2010-09-09 15:32 ` [PATCH 0/16 v2] iwlwifi: rewrite iwl-scan.c to avoid race conditions Guy, Wey-Yi W
2010-09-09 15:55 ` Stanislaw Gruszka
2010-09-09 15:57 ` Guy, Wey-Yi W
2010-09-09 16:06 ` Stanislaw Gruszka
2010-09-09 16:09 ` Guy, Wey-Yi W
2010-09-10 5:36 ` Stanislaw Gruszka
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