Andreas Kling 27c1135d30 Kernel: Don't remap all regions from Region::remap_vmobject_page() ...

When handling a page fault, we only need to remap the faulting region in
the current process. There's no need to traverse *all* regions that map
the same VMObject and remap them cross-process as well.

Those other regions will get remapped lazily by their own page fault
handlers eventually. Or maybe they won't and we avoided some work. :^)

2022-08-18 18:52:34 +02:00

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