linux-kernel - RE: [PATCH] iwlwifi: mei: allow tracing to be disabled

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Message-ID: <SA1PR11MB58258B179D8ABB7738DCE76CF26C9@SA1PR11MB5825.namprd11.prod.outlook.com>
Date:   Sun, 5 Dec 2021 18:12:40 +0000
From:   "Grumbach, Emmanuel" <emmanuel.grumbach@...el.com>
To:     Arnd Bergmann <arnd@...nel.org>,
        "Coelho, Luciano" <luciano.coelho@...el.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        "Beker, Ayala" <ayala.beker@...el.com>
CC:     Arnd Bergmann <arnd@...db.de>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] iwlwifi: mei: allow tracing to be disabled

> Subject: [PATCH] iwlwifi: mei: allow tracing to be disabled
> 
> From: Arnd Bergmann <arnd@...db.de>
> 
> The Makefile conditionally leaves out the trace implementation, but it gets
> called unconditionally:
> 
> ERROR: modpost: "__SCT__tp_func_iwlmei_me_msg"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> ERROR: modpost: "__tracepoint_iwlmei_me_msg"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> ERROR: modpost: "__SCT__tp_func_iwlmei_sap_cmd"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> ERROR: modpost: "__tracepoint_iwlmei_sap_cmd"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> ERROR: modpost: "__SCT__tp_func_iwlmei_sap_data"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> ERROR: modpost: "__tracepoint_iwlmei_sap_data"
> [drivers/net/wireless/intel/iwlwifi/mei/iwlmei.ko] undefined!
> 
> Use the same macro incantation that is used in the main iwlwifi driver to
> leave out the tracing when CONFIG_IWLWIFI_DEVICE_TRACING is disabled.
> 
> Fixes: 2da4366f9e2c ("iwlwifi: mei: add the driver to allow cooperation with
> CSME")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Thanks for this, but Kalle just merged a fix I had already sent.