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From: Julian Elischer <julian@elischer.org>
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To: John Baldwin <jhb@freebsd.org>
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Cc: arch@freebsd.org
Subject: Re: Restoring crash dump ability for kvm_getswapinfo(3)
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John Baldwin wrote:
> The patch below fixes kvm_getswapinfo(3) (and thus pstat -T/pstat -s/swapinfo) 
> on crash dumps.  The one ugliness in it is that since 'struct swdevt' was 
> moved into swap_pager.c, there is no longer a header that I can include to 
> get it (used to be in vm/swap_pager.h) so I have a copy of the structure in 
> kvm_getswapinfo.c.  I'd prefer to move the structures back into 
> vm/swap_pager.h.

I agree