On Tue, Sep 11, 2007 at 12:01:10PM +0200, Bernhard Walle wrote:
> * Vivek Goyal <[email protected]> [2007-09-11 08:15]:
> > "offset" seems to be optional in the new syntax. What happens if user does
> > not specify offset. I think crash_base will be set to zero and system will
> > try to reserve x amount of memory start at zero? That would fail?
> That's handled in the architecture specific code -- because it's
> different on each architecture and the architecture specific code does
> memory reservation. IA64 already can handle this case (on IA64,
> specifying 0 is the same than leaving out the base address, and that's
> why I wanted to keep that semantics). I think it doesn't also make
> sense on i386/x86_64 to choose 0 as real base address, because the
> value below 1 MB is special for booting ...
Ok. I see IA64 is handling this case. But in current patchset, i386 and
x86_64 will try to reserve memory starting at zero? So we still got
to handle this case in i386 and x86_64?
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