linux-kernel - Re: [RFC] firmware load: defer request_firmware during early boot and resume

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Message-ID: <20120721210106.GA6111@electric-eye.fr.zoreil.com>
Date:	Sat, 21 Jul 2012 23:01:06 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	Ming Lei <tom.leiming@...il.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-usb <linux-usb@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Oliver Neukum <oneukum@...e.de>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [RFC] firmware load: defer request_firmware during early boot and resume

Ming Lei <tom.leiming@...il.com> :
> On Sun, Jul 22, 2012 at 1:31 AM, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> > On Fri, Jul 20, 2012 at 5:33 AM, Ming Lei <tom.leiming@...il.com> wrote:
> >> The RFC patch is just for discussing if the idea of deferring
> >> request_firmware is doable for addressing the issue of
> >> request_firmware in resume path, which is caused by driver
> >> unbind/rebind during resume.
> >
> > NAK.
> 
> Suppose it is not good for resume case, I think it still makes sense
> for early boot
> situation, at least the patch will support to request firmware inside
> init call, and
> allow drivers to be built in kernel in case of requesting firmware from probe().

Could there be a simple, static and inefficient way to link firmware
and code together ?

-- 
Ueimor
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