Re: [Fastboot] Re: Announce: dumpfs v0.01 - common RAS output API

Andrea Arcangeli
2004-07-28T17:12:38Z

On Wed, Jul 28, 2004 at 08:21:26AM -0700, Martin J. Bligh wrote:
> --Alan Cox <alan@lxorguk.ukuu.org.uk> wrote (on Wednesday, July 28, 2004 15:06:27 +0100):
>
> > On Mer, 2004-07-28 at 15:38, Martin J. Bligh wrote:
> >> After kexec, we shouldn't need such things, do we? Before it, Linus won't
> >> take the patch, as he said he doesn't like systems in unstable states doing
> >> crashdumps to disk ...
> >
> > And what does kexec do.. it accesses the disk. A SHA signed standalone
> > dumper is as safe as anything else if not safer.
>
> But it's reading, not writing ... personally I'm happier with that bit ;-)

I was using mcore a few years back and it didn't need to read anything
to launch the new kernel image with bootimg, the new kernel image was
stored in a safe place in memory IIRC