[Cbe-oss-dev] [PATCH] 64K support for Kexec

Michael Ellerman michael at ellerman.id.au
Tue Apr 10 11:29:13 EST 2007


On Sat, 2007-04-07 at 00:04 -0300, Luke Browning wrote:
> On Fri, 2007-04-06 at 23:58 -0300, Luke Browning wrote:
> > This patch decodes the page size from the pte. This code is used by
> > kexec, which walks the hash table and issues a tlbie for each 
> > valid entry. The page size is encoded in the virtual address that
> > is passed to the tlbie instruction.
> > 
> 
> kexec doesn't boot all of the way, but it goes pretty far.  
> 
> Here's the out of the two kexec commands.
> 
> Luke
> 
> # kexec -l vmlinux.kdump --append="maxcpus=0"

Is there any reason you're using maxcpus=0?
Other than that the stupid kdump documentation still says to do so?
(despite my protests)

AFAIK it doesn't work on cell, and it's generally poorly tested on
powerpc.

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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