From: Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public•gmane.org>
To: Joe Perches <joe-6d6DIl74uiNBDgjK7y7TUQ@public•gmane.org>,
Chaoming Li <chaoming_li-kXabqFNEczNtrwSWzY7KCg@public•gmane.org>
Cc: Kalle Valo <kvalo-sgV2jX0FEOL9JmXXK+q4OQ@public•gmane.org>,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public•gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public•gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public•gmane.org
Subject: Re: [PATCH] rtlwifi: Create _rtl_dbg_trace function to reduce RT_TRACE code size
Date: Tue, 28 Jun 2016 09:19:51 -0500 [thread overview]
Message-ID: <57728787.8060400@lwfinger.net> (raw)
In-Reply-To: <1467086116.24287.11.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
On 06/27/2016 10:55 PM, Joe Perches wrote:
> On Mon, 2016-06-27 at 19:53 -0500, Larry Finger wrote:
>> On 06/25/2016 05:46 PM, Joe Perches wrote:
>>>
>>> This debugging macro can expand to a lot of code.
>>> Make it a function to reduce code size.
>>>
>>> (x86-64 defconfig w/ all rtlwifi drivers and allyesconfig)
>>> $ size drivers/net/wireless/realtek/rtlwifi/built-in.o*
>>> text data bss dec hex filename
>>> 900083 200499 1907 1102489 10d299 drivers/net/wireless/realtek/rtlwifi/built-in.o.defconfig.new
>>> 1113597 200499 1907 1316003 1414a3 drivers/net/wireless/realtek/rtlwifi/built-in.o.defconfig.old
>>> 1746879 453503 8512 2208894 21b47e drivers/net/wireless/realtek/rtlwifi/built-in.o.new
>>> 2051965 503311 8512 2563788 271ecc drivers/net/wireless/realtek/rtlwifi/built-in.o.old
>>>
>>> Signed-off-by: Joe Perches <joe-6d6DIl74uiNBDgjK7y7TUQ@public•gmane.org>
>> I acked this before; however there is a bug that breaks the build if
>> CONFIG_RTLWIFI_DEBUG is not defined. The rest of the code calls
>> _rtl_dbg_trace(), but that symbol is never defined. The problem can be fixed in
>> debug.c or debug.h.
>
> Confused a bit. What breaks again?
Nothing breaks and your patch is OK. I had ported it to a GitHub repo of these
drivers, which had a different debug.h. That led to the missing global when
CONFIG_RTLWIFI_DEBUG was not defined. That has now been fixed.
Sorry for the confusion.
Larry
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next prev parent reply other threads:[~2016-06-28 14:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-25 22:46 [PATCH] rtlwifi: Create _rtl_dbg_trace function to reduce RT_TRACE code size Joe Perches
2016-06-27 0:19 ` Larry Finger
2016-06-28 0:53 ` Larry Finger
2016-06-28 3:55 ` Joe Perches
[not found] ` <1467086116.24287.11.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
2016-06-28 14:19 ` Larry Finger [this message]
2016-07-08 9:55 ` Kalle Valo
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