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Support W^X capability split from locore up #1119

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gvnn3 opened this issue Oct 22, 2021 · 0 comments
Open

Support W^X capability split from locore up #1119

gvnn3 opened this issue Oct 22, 2021 · 0 comments
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@gvnn3
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gvnn3 commented Oct 22, 2021

Support W^X capability split from locore up (modeling a hardware split)
This would be an experiment to see if it could work and how much change would be required
One option for userspace would be an mexchange() to replace an rw+vmmap cap with an rx+vmmap cap (e.g.)
@gvnn3 gvnn3 added the Research label Oct 22, 2021
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