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Kernel: Use size_t to keep track of the number of pages in a region

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We were previously using a 32-bit unsigned integer for this, which
caused us to start truncating region sizes when multiplied with
`PAGE_SIZE` on hardware with a lot of memory.
This commit is contained in:
Tim Schumacher 2022-12-07 03:03:38 +01:00 • committed by Linus Groh
parent 4aa70a07ca
commit 1ca0898b1c
2 changed files with 4 additions and 4 deletions
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2
Kernel/Memory/PhysicalRegion.cpp
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@ -63,7 +63,7 @@ void PhysicalRegion::initialize_zones()
make_zones(small_zone_size);
}
OwnPtr<PhysicalRegion> PhysicalRegion::try_take_pages_from_beginning(unsigned page_count)
OwnPtr<PhysicalRegion> PhysicalRegion::try_take_pages_from_beginning(size_t page_count)
{
VERIFY(page_count > 0);
VERIFY(page_count < m_pages);