linux-kernel - Re: [24/30] mwifiex: wmm: Mark 'mwifiex_1d_to_wmm_queue' as __maybe

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Date:   Tue,  1 Sep 2020 13:16:02 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     davem@...emloft.net, kuba@...nel.org, linux-kernel@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        Lee Jones <lee.jones@...aro.org>,
        Amitkumar Karwar <amitkarwar@...il.com>,
        Ganapathi Bhat <ganapathi.bhat@....com>,
        Xinming Hu <huxinming820@...il.com>
Subject: Re: [24/30] mwifiex: wmm: Mark 'mwifiex_1d_to_wmm_queue' as
 __maybe_unused

Lee Jones <lee.jones@...aro.org> wrote:

> 'mwifiex_1d_to_wmm_queue' is used in'; main.c, txrx.c and uap_txrx.c
> 
> ... but not used in 14 other source files which include 'wmm.h'.
> 
> Fixes the following W=1 kernel build warning(s):
> 
>  In file included from drivers/net/wireless/marvell/mwifiex/init.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/cmdevt.c:26:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/util.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/wmm.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/11n.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/11n_aggr.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  In file included from drivers/net/wireless/marvell/mwifiex/11n.h:25,
>  from drivers/net/wireless/marvell/mwifiex/scan.c:25:
>  drivers/net/wireless/marvell/mwifiex/wmm.h:34:18: warning: ‘mwifiex_1d_to_wmm_queue’ defined but not used [-Wunused-const-variable=]
>  34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
>  | ^~~~~~~~~~~~~~~~~~~~~~~
> 
>  NB: Many entries - snipped for brevity.
> 
> Cc: Amitkumar Karwar <amitkarwar@...il.com>
> Cc: Ganapathi Bhat <ganapathi.bhat@....com>
> Cc: Xinming Hu <huxinming820@...il.com>
> Cc: Kalle Valo <kvalo@...eaurora.org>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: linux-wireless@...r.kernel.org
> Cc: netdev@...r.kernel.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>

Failed to apply:

fatal: sha1 information is lacking or useless (drivers/net/wireless/marvell/mwifiex/wmm.h).
error: could not build fake ancestor
Applying: mwifiex: wmm: Mark 'mwifiex_1d_to_wmm_queue' as __maybe_unused
Patch failed at 0001 mwifiex: wmm: Mark 'mwifiex_1d_to_wmm_queue' as __maybe_unused
The copy of the patch that failed is found in: .git/rebase-apply/patch

Patch set to Changes Requested.

-- 
https://patchwork.kernel.org/patch/11737713/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches