linux-kernel - Re: dell_rbu: Select CONFIG_FW_LOADER_USER

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Message-ID: <CACVXFVPGeqvL-P8kXAg00bvWYbMK9N0OpRVbesuNgNEmVPJdSA@mail.gmail.com>
Date:	Tue, 9 Jul 2013 23:22:33 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Greg KH <gregkh@...uxfoundation.org>,
	Dave Jones <davej@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: dell_rbu: Select CONFIG_FW_LOADER_USER_HELPER explicitly

On Tue, Jul 9, 2013 at 11:13 PM, Takashi Iwai <tiwai@...e.de> wrote:
>>
>> The only cost of built-in user helper code is ~6Kbytes code on my armv7
>> box.
>>
>> If the 6KB memory does mater for this non-distro kernel, we can introduce
>> more options.
>
> Well, if it doesn't matter, we don't need CONFIG_FW_LOADER_USER_HELPER
> either.  The goal of this option is to kill the user helper code, not
> intended as a workaround for 60 seconds stall.

Actually, the Kconfig help is "Fallback user-helper invocation for
firmware loading",
so looks the description in help doc isn't consistent with what you wanted, :-)


Thanks,
--
Ming Lei
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