linux-kernel - Re: [patch 4/7 v2] export more efi table variable to sysfs

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Message-ID: <20131112081937.GE6999@dhcp-16-126.nay.redhat.com>
Date:	Tue, 12 Nov 2013 16:19:37 +0800
From:	Dave Young <dyoung@...hat.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org,
	x86@...nel.org, mjg59@...f.ucam.org, hpa@...or.com,
	James.Bottomley@...senPartnership.com, vgoyal@...hat.com,
	ebiederm@...ssion.com, horms@...ge.net.au,
	kexec@...ts.infradead.org, bp@...en8.de
Subject: Re: [patch 4/7 v2] export more efi table variable to sysfs

On 11/11/13 at 04:40pm, Greg KH wrote:
> On Tue, Nov 05, 2013 at 04:20:11PM +0800, dyoung@...hat.com wrote:
> > Export fw_vendor, runtime and config tables physical
> > addresses to /sys/firmware/efi/systab becaue kexec
> > kernel will need them.
> 
> sysfs files are one-value-per-file.
> 
> Please don't abuse this and add more values to this single file, in
> fact, it should be broken up into individual sysfs files as it is,
> because this isn't ok now.
> 
> Sorry, you don't get to abuse this anymore :(

Ok, I know this, just creating this without thinking about carefully.
Will redo the patch, thanks for catching.

Thanks
Dave
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