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kboot: Trim initial allocation to 64MB
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Authored by imp on Jan 29 2023, 3:17 PM.
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Summary

We only need 64MB to read off ZFS pools. Since Linux doesn't do
ovecommit by default, the extra 64MB is 64MB less we can allocate for
things like RAM disks.

Sponsored by: Netflix

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rG FreeBSD src repository
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