linux-kernel - Re: [PATCH v2] staging: r8188eu: Provide a TODO file for this driver

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Date:   Mon, 11 Oct 2021 11:28:58 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
Cc:     linux-staging@...ts.linux.dev, gregkh@...uxfoundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] staging: r8188eu: Provide a TODO file for this driver

Here it the `smdb.py preempt <func>` output for all the r8188eu warnings.
Unfiltered and unchecked.

regards,
dan carpenter

======

drivers/staging/r8188eu/core/rtw_ap.c:1080 ap_free_sta() warn: sleeping in atomic context

OnDeAuth() <- disables preempt
OnDisassoc() <- disables preempt
expire_timeout_chk() <- disables preempt
rtw_wx_set_wap() <- disables preempt
rtw_wx_set_essid() <- disables preempt
-> rtw_set_802_11_infrastructure_mode() <- disables preempt
   -> stop_ap_mode()
      -> rtw_sta_flush() <- disables preempt
rtw_del_sta() <- disables preempt
cfg80211_rtw_del_station() <- disables preempt
ap_control_kickall() <- disables preempt
         -> ap_free_sta()

======

drivers/staging/r8188eu/core/rtw_pwrctrl.c:76 ips_leave() warn: sleeping in atomic context
drivers/staging/r8188eu/core/rtw_pwrctrl.c:78 ips_leave() warn: sleeping in atomic context

rtw_set_802_11_disassociate() <- disables preempt
-> _rtw_pwr_wakeup()
   -> LeaveAllPowerSaveMode()
_rtw_pwr_wakeup() <duplicate>
      -> ips_leave()

======

drivers/staging/r8188eu/core/rtw_mlme.c:1602 rtw_set_key() warn: sleeping in atomic context

rtw_set_802_11_disassociate() <- disables preempt
-> _rtw_pwr_wakeup()
   -> LeaveAllPowerSaveMode()
_rtw_pwr_wakeup() <duplicate>
      -> ips_leave()
         -> _ips_leave()
ips_leave() <duplicate>
            -> rtw_ips_pwr_up()
               -> ips_netdrv_open()
                  -> rtw_hal_init()
                     -> rtw_sec_restore_wep_key()
ips_leave() <duplicate>
                        -> rtw_set_key()

======

drivers/staging/r8188eu/core/rtw_mlme_ext.c:6540 receive_disconnect() warn: sleeping in atomic context

rtw_surveydone_event_callback() <- disables preempt
-> receive_disconnect()

======

drivers/staging/r8188eu/core/rtw_mlme_ext.c:6859 report_del_sta_event() warn: sleeping in atomic context

rtw_surveydone_event_callback() <- disables preempt
-> receive_disconnect()
OnDeAuth() <- disables preempt
OnDisassoc() <- disables preempt
expire_timeout_chk() <- disables preempt
rtw_wx_set_wap() <- disables preempt
rtw_wx_set_essid() <- disables preempt
-> rtw_set_802_11_infrastructure_mode() <- disables preempt
   -> stop_ap_mode()
      -> rtw_sta_flush() <- disables preempt
rtw_del_sta() <- disables preempt
cfg80211_rtw_del_station() <- disables preempt
ap_control_kickall() <- disables preempt
         -> ap_free_sta()
            -> report_del_sta_event()

======

drivers/staging/r8188eu/os_dep/mlme_linux.c:115 rtw_report_sec_ie() warn: sleeping in atomic context

rtw_set_802_11_ssid() <- disables preempt
rtw_set_802_11_connect() <- disables preempt
_rtw_join_timeout_handler() <- disables preempt
rtw_stadel_event_callback() <- disables preempt
rtw_roaming() <- disables preempt
-> _rtw_roaming()
rtw_set_802_11_bssid() <- disables preempt
   -> rtw_do_join()
rtw_surveydone_event_callback() <- disables preempt
      -> rtw_select_and_join_from_scanned_queue() <- disables preempt
         -> rtw_joinbss_cmd()
            -> rtw_restruct_sec_ie()
               -> rtw_report_sec_ie()

======