[PATCH kexec-tools] ppc64: use kernels slave loop for purgatory
horms at verge.net.au
Fri Apr 13 11:34:20 EST 2007
On Wed, Apr 11, 2007 at 03:30:38AM -0500, Milton Miller wrote:
> Purgatory doesn't really care about the SMP cpus. But if we leave them
> behind, they end up getting lost when the kernel overwrites purgatory or
> the previous kernel. The current slave handling in purgatory doesn't
> have any handshaking to make sure the cpus have moved on before leaving.
> Instead of moving the slave cpus up to purgatory and then back down to
> the kernel, just copy bytes 4-255 from the kernel and use it as the
> purgatory start / slave hold block.
> Signed-off-by: Milton Miller <miltonm at bga.com>
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