tuning.7: wording fixes
Submitted by: markj MFC after: 1 week Differential revision: https://reviews.freebsd.org/D54572
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@@ -227,8 +227,8 @@ Due to the architecture of the
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virtual memory subsystem, the use of copy on write (CoW) anonymous
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memory, e.g. on
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.Xr fork 2 ,
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causes swap reservation for all three regions (VM objects),
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as in the original pre-fork mapping, and its copies in
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causes swap reservation for all three regions (VM objects):
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in the original pre-fork mapping, and its copies in
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the parent and child, instead of only two.
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Eventually the subsystem tries to optimize the internal layout
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of the tracking for CoW and often removes (collapses) no longer
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