linux-kernel - Re: [linux-pm] Re: [PATH 1/1] Kexec jump - v2

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Message-ID: <20070816102635.GA2039@elf.ucw.cz>
Date:	Thu, 16 Aug 2007 12:26:35 +0200
From:	Pavel Machek <pavel@....cz>
To:	"Huang, Ying" <ying.huang@...el.com>
Cc:	david@...g.hm, nigel@...el.suspend2.net,
	Kexec Mailing List <kexec@...ts.infradead.org>,
	linux-kernel@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-pm@...ts.linux-foundation.org,
	Jeremy Maitin-Shepard <jbms@....edu>
Subject: Re: [linux-pm] Re: [PATH 1/1] Kexec jump - v2 - kexec jump

Hi!

> > > +int kexec_flags;
> > > +
> > > +static unsigned long kexec_jump_buf_pfn;
> > > +
> > > +static int __init parse_kexec_jump_buf_pfn(char *arg)
> > > +{
> > > +	if (!arg)
> > > +		return -EINVAL;
> > > +
> > > +	kexec_jump_buf_pfn = memparse(arg, &arg);
> > > +	kexec_flags |= KEXEC_FLAGS_IS_KEXECED_KERNEL;
> > > +	return 0;
> > > +}
> > > +early_param("kexec_jump_buf_pfn", parse_kexec_jump_buf_pfn);
> > 
> > This one should be documented, too, I'd guess. (Is that internal,
> > kernel-to-kernel communication?)
> 
> Document will be added in next version too.

Ping... is there some next version?

I'm stuck at the tools side currently. kexec-1.101 just won't load the
kernel properly, and kexec-testing from git does not know -j option. I
tried hand-patching it, but got lots of scary rejects.

Is there chance for a patch against kexec-testing?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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