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Kernel: Always give back VM to the RangeAllocator when unmapping Region

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We were only doing this in Process::deallocate_region(), which meant
that kernel-only Regions never gave back their VM.

With this patch, we can start reusing freed-up address space! :^)
This commit is contained in:
Andreas Kling 2019-08-07 21:55:52 +02:00
parent 37ba2a7b65
commit f5ff796970
2 changed files with 1 additions and 1 deletions
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1
Kernel/Process.cpp
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@ -142,7 +142,6 @@ bool Process::deallocate_region(Region& region)
InterruptDisabler disabler;
for (int i = 0; i < m_regions.size(); ++i) {
if (&m_regions[i] == &region) {
page_directory().range_allocator().deallocate({ region.vaddr(), region.size() });
MM.unmap_region(region);
m_regions.remove(i);
return true;