Dynamic pcpu, arm, mips, powerpc, sun, etc. help needed
Peter Grehan
grehan at freebsd.org
Wed Jun 10 01:50:11 UTC 2009
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> As for sparc64 allocating the storage for the dynamic area
> from end probably isn't a good idea as the pmap code assumes
> that the range from KERNBASE to end is covered by the pages
> allocated by and locked into the TLB for the kernel by the
> loader
Ditto for ppc. It's possible to get the additional space from within
or after return from pmap_bootstrap() (like thread0's kstack, or the
msgbuf).
later,
Peter.
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